POSIROT® - PRAS - Analog Angle Sensors

POSIROT® / PRAS
Analog Magnetic
Angle Sensors
Instruction Manual
Please read carefully before installation and operation!
POSIROT®
Contents
Contents
2
Safety instructions
3
Intended use
4
Unintended use
4
Description5
Mounting5
Placement and alignment of the position magnet
5
Reference position
7
Torque for the mounting screws
8
Electrical installation
8
Sensor fixing with shield
9
Outline drawings
10
Specification of the outputs
25
Signal wiring
28
Accessories31
Accessory cables
31
Position magnets
33
Mounting plates
38
Couplings40
Service, calibartion, disposal
41
Reliability characteristics
42
Declaration of conformity
43
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POSIROT®
Instruction Manual
Safety
instructions
Do not use POSIROT® position sensors in safety critical applications where malfunction or total failure of the sensor may
cause danger for man or machine.
For safety related applications additional mechanisms (devices) are necessary to maintain safety and to avoid damage.
Disregard of this advice releases the manufacturer from product liability.
The sensor must be operated only within values specified in
the catalog or datasheet.
Connection to power supply must be performed in accordance
with safety instructions for electrical facilities and performed
only by trained staff.
WARNING, Risk of Injury:
Indicates a potentially hazardous situation, which,
if not avoided, could result in serious injury or
property damage.
Explanation of used
safety signs and
signal words
DANGER
WARNING, Risk of Personal Injury or Death:
Indicates a situation that can result in serious personal
injury or death if not properly avoided.
WARNING
WARNING, Risk of Personal Injury or Death:
Indicates a situation that can result in moderate
personal injury or death if not properly avoided.
CAUTION
WARNING, Risk of Personal Injury:
Indicates a situation that can result in minor personal
injury if not properly avoided.
NOTICE
WARNING, Risk of Property Damage:
Indicates a situation that can result in minor to major
property damage if not properly avoided.
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POSIROT®
Instruction Manual
Intended use
The angle sensor was intended for angular position measurement,
when properly mounted and used in the properly rated ambient
atmospheric and technical conditions for which the sensor is
designated.
Unintended use
The unintended use is when the sensor is used outside its specified
technical and ambient atmospheric conditions or when improperly
mounted.
Maintenance and
service
Maintenanceinterval
•
In order to avoid risk of injury and improper handling the
customer is not allowed to repair the sensor. No warranty or
liability will be granted for opened sensors.
• Damaged sensors must be shut down immediately and sent
to the factory for repair.
Proper maintenance comprises the visual examination of parts (e.g.
integrity of housing, connectors and cables). Maintenance intervals
depend on the specific application and should be defined by the user
in dependance of operating conditions.
The following maintenance steps are recommended:
Integrity of housing,
connector, cable
Mounting
elements
PRAS2
X
X
PRAS3
X
X
PRAS5
X
X
PRAS5-V
X
X
PRMAG20
X
PRMAG21
X
PRMAG22
X
PRMAG5Z
X
Maßnahmen
Damaged parts: Put
sensor out of service and
replace damaged parts
resp. send sensor to ASM
for repair
Loose mounting parts:
Screw tight mounting parts
with recommended torque,
if applicable use bolt
adhesive
Visual check of
shaft sealing
X
X
Damaged shaft sealing:
Put sensor out of service
and send it to ASM for
repair
Deinstallation
Disconnect electrical connections. Loosen fixing screws.
Disposal
Disposal according to applicable government regulations.
4
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POSIROT®
Instruction Manual
Description
The angle sensors PRAS of the POSIROT® product family perform touchless or shaft based angle measurement. A position magnet rotates in front
of the sensing area of the sensor head. The angular position is converted
into a standardized high resolution voltage or current output. Measuring
ranges 15° to 360° having rising or falling characteristic are available.
Mounting
Placement and alignment of the position magnet
For non-contact sensor models air gap and alignment of sensor and
­position magnet has to be observed. The linearity will degrade in case of
misalignment.
NOTICE
Adjacent magnetic fields or ferromagnetic materials can influence the
measurement results of the PRAS sensors of the POSIROT® product
family. Therefore the angle sensors should be mounted solely with
nonmagnetic / non magnetisable shields and screws.
The angle sensors PRAS2, PRAS3 and PRAS5 are equipped with
an integrated magnetic shield which minimizes the sensitivity against
external magnetic fields.
Optional shield plates are available for the angle sensors PRAS20,
PRAS21, PRAS26 and PRAS27. They can reduce the effect of residual
magnetizing in case the sensor has to be mounted on a ferromagnetic
material (see page 9). It is however not possible to exclude the effect of
lateral external magnetic fields.
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POSIROT®
Instruction Manual
Mounting
(continued)
Sensor
PRAS1
PRAS2
PRAS5
PRAS20
PRAS26
PRAS21
PRAS27
Measuring error by misalignment of the position magnet
Position
magnet
PRMAG20
PRMAG21
PRMAG22
PRMAG20
PRMAG21
PRMAG22
PRMAG5-Z
PRMAG20
PRMAG21
PRMAG22
PRMAG20
PRMAG21
PRMAG22
PRMAG20
PRMAG21
PRMAG22
PRMAG20
PRMAG21
PRMAG22
Air gap
[mm]
Parallelism
[°]
Error by axial misalignment
[°]
(a)
(b)
(c)
0 ... 6.5
0 ... 4
0 ... 9.5
0 ... 6
0 ... 3.5
0 ... 9.0
0 ... 7.5
0 ... 5.5
0 ... 3
0 ... 8.5
0 ... 7
0 ... 2
0 ... 10
0 ... 7.0
0 ... 2
0 ... 10
0 ... 7.5
0 ... 2.5
0 ... 10.5
0.2
mm
0.15
0.2
0.1
0.15
0.2
0.1
0.1
0.15
0.2
0.1
0.1
0.15
0.0
0.1
0.15
0.0
0.1
0.15
0.0
0 ... 5
0 ... 5
0 ... 5
0 ... 5
0 ... 5
0 ... 5
0 ... 5
0 ... 5
0 ... 5
0 ... 5
0 ... 5
0 ... 5
0 ... 5
0 ... 5
0 ... 5
0 ... 5
0 ... 5
0 ... 5
0 ... 5
0.5
mm
0.4
0.4
0.4
0.4
0.4
0.4
0.2
0.4
0.4
0.4
0.3
0.3
0.0
0.3
0.3
0.0
0.3
0.3
0.0
1 mm
2 mm
3 mm
4 mm
0.8
1.0
1.0
0.8
1.0
1.0
0.6
0.8
1.0
1.0
0.7
0.9
0.7
0.7
0.9
0.7
0.7
0.9
0.7
2.2
3.8
2.2
2.2
3.8
2.2
1.5
2.2
3.8
2.2
2.0
3.6
1.5
2.0
3.6
1.5
2.0
3.6
1.5
5.0
10
4.5
5.0
10
4.5
4.5
5.0
10
4.5
4.6
9.6
3.8
4.6
9.6
3.8
4.6
9.6
3.8
–
–
8.0
–
–
8.0
8.5
–
–
8.0
–
–
7.0
–
–
7.0
–
–
7.0
bb
a
a
cc
6
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POSIROT®
Instruction Manual
Mounting
(continued)
Reference position
For ease of mounting there are reference markings at housing, position
magnet and near the shaft. If both markings match output will be on the
50% of full scale.
Clockwise increasing signal (CW), view to sensor measuring area/shaft
Marking
Range [°]
Counterclockwise increasing signal (CCW), view to sensor measuring area/shaft
Marking
Example for angle range 90°
Range [°]
Marking
Example for angle range 360°
Marking
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POSIROT® /
Instruction Manual
Mounting
(continued)
Output
Value range
50% value of output signal
U2
U6
U8
I1
0.5 ... 10 V
0.5 ... 4.5 V
0.5 ... 4.5 V
4 ... 20 mA
5.25 V
2.5 V
2.5 V
12 mA
Torque for fixing screws
The specified torques and mounting methods are general recomendations
and can differ according to application and operating conditions.
Torque
Mounting method
Material
Torque
[Nm]
Nuts M12x1 (PRAS1)
–
2.5
M2,5 screws for mounting brackets (PRAS2,
PRAS3)
–
0.8
M3 screws for mounting flange (PRAS3)
–
1.2
M3 screws with washer (PRAS21)
A4
Aluminium
Brass
Plastic
<0.8
–
–
–
M4 screws with washer (PRAS20)
A4
Aluminium
Brass
Plastic
<1.8
–
–
–
–
1
A2
<1.8
–
< 10
M4 screws (PRAS27)
M4 screws with washer (PRAS26)
M8 screws (PRAS5)
Electrical installation
NOTICE
Supply voltage, current consumption, wiring
For wiring of connector or cable outlet as well as supply voltage and current
consumption refer to chapter „Specification of the outputs“ at the end of this
manual.
Cable screen has to be connected to protective earth.
Caution: Observe different color code for pre-assembled accessory ­cables
- refer to accessories pages.
The protection class of sensors with connector output is valid only if the
electrical plug is connected!
Caution: Do not twist the M12 connector insert.
Cable outputs must be installed in such a way that no moisture can get into
the cable.
Crossing the dew point must be avoided.
Do not strain the connection cable.
A separate cord grip is recommended.
8
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POSIROT®
Instruction Manual
Mounting
(continued)
Sensor fixing with a shield plate (optional)
PRAS20
PRAS21
PRAS20
PRAS21
shield plate
PRAS20-MSHIELD
PRAS26
shield plate
PRAS21-MSHIELD
PRAS27
PRAS27
PRAS26
shield plate
PRAS20-MSHIELD
shield plate
PRAS27-MSHIELD
Mechanical information PRAS3, PRAS5-V
NOTICE
•
•
Prevent the sensor shaft from binding.
Use shaft couplings resp. torque arms (e.g. flexible ones) to avoid
misalignment errors.
(see chapter „couplings“)
Mechanical information PRAS20, PRAS21, PRAS26, PRAS27
NOTICE
•
Mount the sensor on a flat surface.
•
Do not deform the sensor housing!
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POSIROT®
Instruction Manual
Outline drawing
PRAS1
Connector version
M12 connector
Marking
Measuring area
Position
magnet
Dimensions in mm [inch]
Marking
Outline drawing
PRAS1
Cable version
Marking
Measuring area
Position
magnet
Dimensions in mm [inch]
10
Weight without cable 20 g approx.
Dimensions informative only.
For guaranteed dimensions consult factory.
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POSIROT®
Instruction Manual
>15
Mounting PRAS1
Flush-mounted
bündig
Non-magneticMaterial
material
nicht magnetisches
Reference
position
In case
of
nicht
bündig
magnetic
material
magnetisches Material
Markierung
Marking
Markierung
Marking
(see page 7)
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POSIROT®
Instruction Manual
Outline drawing
PRAS2
Cable version
Marking
Position
magnet
Measuring area
Dimensions in mm [inch]
Weight without cable 40 g approx.
Dimensions informative only.
For guaranteed dimensions consult factory.
Reference
position
Markierung
Marking
Markierung
Marking
(see page 7)
12
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33 [1.299]
Befestigungexzenter
Mounting clamps
PRPT-BFS1
PRPT-BFS1
Marking
Markierung
42
36 [1.417]
20 [0.787]
3 [0.118]
2,5 [0.098]
Outline drawing
PRAS2
Connector version
M12 axial
2,5 [0.098]
POSIROT®
Instruction Manual
4]
65
.
[1
Dimensions in mm [inch]

PositionsPosition
magnet
magnet
Measuring area
Messfläche
M12 Stecker
Connector
M12
Weight without cable 50 g approx.
Dimensions informative only.
For guaranteed dimensions consult factory.
Marking
Markierung
Marking
Markierung
Reference
position
(see page 7)
Also for connector version
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POSIROT®
Instruction Manual
Outline drawing
PRAS2
Connector version
M12 radial
Connector M12
Marking
Position
magnet
Measuring area
Dimensions in mm [inch]
Weight without cable 50 g approx.
Dimensions informative only.
For guaranteed dimensions consult factory.
Marking
Markierung
Marking
Markierung
Reference
position
(see page 7)
14
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POSIROT®
Instruction Manual
Outline drawing
PRAS3
Shaft
marking
dimensions in mm [inch]
Mounting clamps
M12 connector
M12 connector
4x M3-5[.197] deep
screw hole orientation to marking not defined!
Reference
position
marking
marking
(back site)
(see page 7)
Weight without cable 250 g approx.
Dimensions informative only.
For guaranteed dimensions consult factory.
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POSIROT®
Instruction Manual
Outline drawing
PRAS3
Hollow shaft
marking
M12
connector
Marking
M12
connector
4x M3-5[.197] deep
screw hole orientation to marking not defined!
Reference
position
Marking
Marking
(back side)
(see page 7)
Weight without cable 250 g approx.
Dimensions informative only.
For guaranteed dimensions consult factory.
16
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POSIROT®
Instruction Manual
Outline drawing
PRAS5
Connector M12
axial
6
6
 48 
0,05
+0
-0
,1
[ 2.598
+0
- .0
04
[1.8
90 .0
02]
]
Marking
Markierung
Position magnet
Positionsmagnet
15 [.591]
Ø9 [.354]
Connector
M12
M12-Stecker
34 [1.339]
20 [.787]
10 [.394]
Measuring area
Meßfläche
Dimensions in mm [inch]
Dimensions informative only.
For guaranteed dimensions consult factory.
Reference
position
(see page 7)
Markierung
Marking
Markierung
Marking
Markierung
Marking
Marking
Markierung
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POSIROT®
Instruction Manual
Outline drawing
PRAS5
Connector M12
radial

48
0,0
5
[1

+0
,1
66 - 0
Markierung
Marking
0
.8 9
.00

[2.598
2]
+0 4
- .00
]
Measuring area
Meßfläche
Ø15 [.591]
Connector M12
M12-Stecker
10 [.394]
20 [.787]
10 [.394]
Position magnet
Positionsmagnet
13 [.512]
Ø9 [.354]
Dimensions in mm [inch]
Dimensions informative only.
For guaranteed dimensions consult factory.
Reference
position
Marking
Markierung
(see page 7)
Marking
Markierung
Markierung
Marking
Markierung
Marking
18
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10 [.394]
10 [.394]
Outline drawing
PRAS5-V
Connector M12
axial
20 [.787]
POSIROT®
Instruction Manual
38 [1.496]
3 [.118]
3 [.118]
10 [.394]
Ø15 [.591]
Ø9 [.354]
Ø60 [2.362]
M12-Stecker
)]
01 6
- .0 001
-.
9 [.354]
f
36

)[
,03
- 0 ,04
-0
6(
8
4
0
(
f6
7
1
1.4
,0 5
68
90
[ 1.8
, 2 [2
.0
. 685
0 2]
]
Markierung
Allowable shaft load
(10 mm shaft)
100 N radial, 100 N axial
Dimensions in mm [inch]
Dimensions informative only.
For guaranteed dimensions consult factory.
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10 [.394]
10 [.394]
Outline drawing
PRAS5-V
Connector M12
radial
20 [.787]
POSIROT®
Instruction Manual
38 [1.496]
3 [.118]
3 [.118]
10 [.394]
Ø15 [.591]
)]
Ø9 [.354]
01 6
- .0 001
-.
Ø60 [2.362]
M12-Stecker
9 [.354]
)[
3
,0
- 0 ,0 4
-0
36
(
f6

4
0,
8
1.
4
17
(
f6
90
[ 1.8
05
68
, 2 [2
0 02
.
. 685
]
]
Markierung
Allowable shaft load
(10 mm shaft)
100 N radial, 100 N axial
20
Dimensions in mm [inch]
Dimensions informative only.
For guaranteed dimensions consult factory.
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POSIROT®
Instruction Manual
Outline drawing
PRAS20
Measuring area
Messfläche
Position
Positionsmagnet
magnet
1,6 [.063]
Dimensions informative only.
For guaranteed dimensions
consult factory.
6 [.236]
Dimensions in mm [inch]
Ø48 [1.890]
30°
17,5 [.689]
M4
Reference
position
Marking
Markierung
20 [.787]
M4
28 [1.102]
Ø38 [1.496]
4,5 [
.177
]
8 [.315]
Marking
Marking
(see page 7)
Marking
Marking
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POSIROT®
Instruction Manual
Outline drawing
PRAS21
Position
magnet
Measuring area
Dimensions in mm [inch]
Dimensions informative only.
For guaranteed dimensions
consult factory.
Marking
M3
Reference
position
M3
Marking
Marking
(see page 7)
Marking
Marking
22
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POSIROT®
Instruction Manual
Outline drawing
PRAS26
Dimensions in mm [inch]
Ø48 [1.890]
38 0,05 [1.496 .002]
4
R1
51
[.5
Positionsmagnet /
position magnet
[
4,1
18,8 [.740]
20 [.787]

]
1
.16
]
38,8 [1.528]
6 [.236]
29,2 [1.150]
1,5 [.059]
Dimensions informative only.
For guaranteed dimensions
consult factory.
9,5 [.374]
28 [1.102]
M4
M4
Maße
in mm [inch]
dimension in mm [inch]
Zeichnung ist Eigentum der Firma ASM, Vervielfältigung nur mit Genehmigung
Schutzvermerk nach DIN 34 beachten © Copyright by ASM GmbH
Nicht bemaßte
Werkstückkanten
DIN 6784
Allgemeintoleranzen
+0,1
+0,2
-0,1
-0,2
ISO
2768-mH
Gezeichnet
Datum
14.05.2013
Maßstab
1,5:1
Name
schindler
Kontrolliert
AUTOMATION
SENSORIK
MESSTECHNIK
Status
Änderungen
Datum
CT:
Werkstoff, Halbzeug
Macromelt OM638 schwarz (ASM00007)
(see page 7)
Benennung
Markierung
Marking
Marking
Markierung
PRAS26 Harg1
Maßzeichnung / general drawing
Norm
AS M
Reference
SG 0047 E 1
position
BMC:
ASM GmbH
Am Bleichbach 18-22
D-85452 Moosinning
Tel.: 08123/986-0
Zeichnungsnummer / Datei
121626_PRAS26 Harg1_101_EMZ.idw
Blatt
1 /1
A4
Name
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POSIROT®
Instruction Manual
Outline drawing
PRAS27
Dimensions in mm [inch]
Positionsmagnet
Position
magnet /
position magnet
Dimensions informative only.
For guaranteed dimensions
consult factory.
10 [.394]
49,5 0,1 [1.949 .004]
5,2 [.205]
[.2
4
8]
Ø7,8 [.307]
,3
Ø5 [.197]
60°
Positionsmagnet
Position magnet /
position magnet
R6
18,2 [.717]
30 [1.181]
45,5 [1.791]
38 [1.496]
Markierung
/
Marking
marking
for screws according
DIN 912-M4
(ISO 4762)
or
DIN 6912-M4
or
DIN 7984-M4
Meßfläche area
/
Measuring
measurement area
Kabel
Cable /
cable
5 [.197]
22 [.866]
Markierung
Markierung
Reference
position
Marking
Markierung
Markierung
Marking
(see page 7)
Zugentlastung
Strain relief
For all sensors with cable:
Cable diameter
Min. bending radius
24
Ø 5,2 mm
in motion
not in motion
10 x cable diameter,
10 million cycles
5 x cable diameter
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Instruction Manual
Analog output
U2
Voltage Output
0.5 ... 10 V
Excitation voltage
Excitation current
Output voltage
Output current
Measuring rate
Stability (temperature)
Operating temperature
Protection
EMC
U2B
Voltage Output
0.5 ... 10 V
Excitation voltage
Excitation current
Output voltage
Output current
Measuring rate
Stability (temperature)
Operating temperature
Protection
EMC
U6
Voltage Output
10 ... 90% ratiometr.
Excitation voltage
Excitation current
Output voltage
Output current
Measuring rate
Stability (temperature)
Operating temperature
Protection
EMC
U6/8,25
Voltage Output
10 ... 90% ratiometr.
Excitation voltage
Excitation current
Output voltage
Output current
Measuring rate
Stability (temperature)
Operating temperature
Protection
EMC
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18 ... 36 V DC
10 mA typ., 15 mA max.
0.5 ... 10 V DC
2 mA max.
1 kHz standard
±50 x 10-6 / °C f.s. (typ.) for
90°...360°
±100 x 10-6 / °C f.s. (typ.) for <90°
-40 ... +85 °C (+105 °C as option)
Reverse polarity, short circuit
EN 61326-1:2013
11.5 ... 27 V DC
12 mA typ., 16 mA max.
0.5 ... 10 V DC
2 mA max.
1 kHz standard
±50 x 10-6 / °C f.s. (typ.) for
90°...360°
±100 x 10-6 / °C f.s. (typ.) for <90°
-40 ... +85 °C (+105 °C as option)
Reverse polarity, short circuit
EN 61326-1:2013
5V DC ±10 %
8 mA typ., 12 mA max.
10 ... 90 % of the excitation voltage
2 mA max.
1 kHz standard
±50 x 10-6 / °C f.s. (typ.) for
90°...360°
±100 x 10-6 / °C f.s. (typ.) for <90°
-40 ... +85 °C (+125 °C as option)
Reverse polarity, short circuit
EN 61326-1:2013
8.25 V DC ±10 %
8 mA typ., 12 mA max.
10 ... 90 % of the excitation voltage
2 mA max.
1 kHz standard
±50 x 10-6 / °C f.s. (typ.) for
90°...360°
±100 x 10-6 / °C f.s. (typ.) for <90°
-40 ... +85 °C (+125 °C as option)
Reverse polarity, short circuit
EN 61326-1:2013
MAN-PRAS-E-15
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POSIROT®
Instruction Manual
Analog output
U8
Voltage Output
0,5 ... 4,5 V
Excitation voltage
Excitation current
Output voltage
Output current
Measuring rate
Stability (temperature)
Operating temperature
Protection
EMC
I1
Current Output
4 ... 20 mA, 3 wire
Excitation voltage
Excitation current
Load resistor
Output current
Measuring rate
Stability (temperature)
Operating temperature
Protection
EMC
I1B
Current Output
4 ... 20 mA, 3 wire
Excitation voltage
Excitation current
Load resistor
Output current
Measuring rate
Stability (temperature)
Operating temperature
Protection
EMC
11 ... 36 V DC
10 mA, typ. 20 mA max.
0,5 ... 4,5 V DC
2 mA max.
1 kHz standard
±50 x 10-6 / °C f.s. (typ.) for
90°...360°
±100 x 10-6 / °C f.s. (typ.) for <90°
-40 ... +85 °C
Reverse polarity, short circuit
EN 61326-1:2013
18 ... 36 V DC
30 mA typical, 35 mA max.
500 Ω max.
4 ... 20 mA
1 kHz standard
±50 x 10-6 / °C f.s. (typ.) for
90°...360°
±100 x 10-6 / °C f.s. (typ.) for <90°
-40 ... +85 °C
Reverse polarity, short circuit
EN 61326-1:2013
10 ... 27 V DC
32 mA typical, 36 mA max.
200 Ω max.
4 ... 20 mA
1 kHz standard
±50 x 10-6 / °C f.s. (typ.) for
90°...360°
±100 x 10-6 / °C f.s. (typ.) for <90°
-40 ... +85 °C
Reverse polarity, short circuit
EN 61326-1:2013
Other outputs on request.
Output signals
Excitation +
U2 / U2B
U6 / U6/8,25
U8
I1 / I1B
26
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Signal +
GND
© by ASM GmbH
POSIROT®
Instruction Manual
Analog output, redundant
U2R
Voltage Output
0.5 ... 10 V
Excitation voltage
Excitation current
Output voltage
Output current
Measuring rate
Stability (temperature)
18 ... 36 V DC
10 mA typ., 15 mA max. per channel
0.5 ... 10 V DC
2 mA max.
1 kHz standard
±50 x 10-6 / °C f.s. (typ.) for
90°...360°
±100 x 10-6 / °C f.s. (typ.) for <90°
-40 ... +85 °C (+105 °C as option)
Reverse polarity, short circuit
EN 61326-1:2013
Operating temperature
Protection
EMC
U8R
Voltage Output
0,5 ... 4,5 V
Excitation voltage
Excitation current
Output voltage
Output current
Measuring rate
Stability (temperature)
11 ... 36 V DC
10 mA, typ. 20 mA max. per channel
0,5 ... 4.5 V DC
2 mA max.
1 kHz standard
±50 x 10-6 / °C f.s. (typ.) for
90°...360°
±100 x 10-6 / °C f.s. (typ.) for <90°
-40 ... +85 °C
Reverse polarity, short circuit
EN 61326-1:2013
Operating temperature
Protection
EMC
I1R
Current Output
4 ... 20 mA, 3 wire
Excitation voltage
Excitation current
18 ... 36 V DC
30 mA typical, 35 mA max. per
channel
500 Ω max.
4 ... 20 mA
1 kHz standard
±50 x 10-6 / °C f.s. (typ.) for
90°...360°
±100 x 10-6 / °C f.s. (typ.) for <90°
-40 ... +85 °C (-40 ... +185 °F)
Reverse polarity, short circuit
EN 61326-1:2013
Load resistor
Output current
Measuring rate
Stability (temperature)
Operating temperature
Protection
EMC
Other outputs available on request.
Excitation +
Signal +
GND
U2R
U8R
I1R
Do not connect!
Excitation +
Signal +
GND
Do not connect!
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POSIROT®
Instruction Manual
Signal wiring
Signal wiring
1 channel
M12A4/5, M12R4/5
4/5 pin
(Plug and cable
connection)
Signal
Plug connection
Excitation +
Signal
GND
Do not connect!
Do not connect!
1
2
3
4
5
Cable connection
[BN-WH-BU-BK]
Cable connection
[WH-GN-BN]
brown
white
blue
black
white
green
brown
–
3-wire current 4...20 mA interface: GND has to be connected!
Connection
View to sensor
connector
Signal wiring
2 channel
redundant version
M12, 8 pin
(Plug and
cable connection)
Signal
Plug connection
Cable connection
CH1-Excitation +
CH1-Signal
CH1-GND
CH1-Do not connect!
CH2-Excitation +
CH2-Signal
CH2-GND
CH2-Do not connect!
1
2
3
4
5
6
7
8
white
brown
green
yellow
grey
pink
blue
red
Connection
View to sensor
connector
28
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POSIROT®
Instruction Manual
Signal wiring
Signal Wiring
PRAS20 / PRAS21
Signal
Wires
Excitation +
Signal
GND
brown
white
blue
Connection
Signal
GND
Excitation +
PRAS20
Signal
Excitation +
GND
PRAS21
Signal Wiring
PRAS20R
(redundant version)
Signal
Wires
Excitation +
Signal
GND
brown
white
blue
Connection
Signal
Excitation +
GND
GND
Excitation +
Signal
PRAS20R
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POSIROT®
Instruction Manual
Signal wiring
Signal wiring
PRAS26
TE3, 3 pin
Connection
Signal
Plug connection
GND
Excitation +
Signal
1
2
3
2
1
3
View to sensor
connector
Connector TE3
(Connector cable see page 32)
30
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POSIROT®
Instruction Manual
Accessory cables
Connector cable
M12, 4-pin
shielded*
Suitable for 5-pin
sensor connectors
M12A5 and M12R5
The 4-core screened cable is supplied with a
mating 4-pin 90° M12 connector at one end
and 4 wires at the other end. Available lengths
are 2, 5 and 10 m. Cross section 0.34 mm2
Order code:
KAB - XM - M12/4F/W - LITZE
IP69K: KAB - XM - M12/4F/W/69K - LITZE
Length in m
Connector cable
M12, 4-pin
shielded*
Suitable for 5-pin
sensor connectors
M12A5 and M12R5
The 4-core screened cable is supplied with a
mating 4-pin M12 connector at one end and 4
wires at the other end. Available lengths are 2,
5 and 10 m. Cross section 0.34 mm2
Order code:
KAB - XM - M12/4F/G - LITZE
IP69K: KAB - XM - M12/4F/G/69K - LITZE
Length in m
Signal wiring
M12, 4 pin
Plug connection / Cable connection
1
brown
2
white
3
blue
4
black
* = shielded connector
Connector cable
M12, 8-pin
shielded*
The 8-core screened cable is supplied with a
mating 8-pin 90° M12 connector at one end
and 8 wires at the other end. Available lengths
are 2, 5 and 10 m. Cross section 0.25 mm2
Order code:
KAB - XM - M12/8F/W - LITZE
IP69K: KAB - XM - M12/8F/W/69K - LITZE
Length in m
Connector cable
M12, 8-pin
shielded*
The 8-core screened cable is supplied with a
mating 8-pin M12 connector at one end and 8
wires at the other end. Available lengths are 2,
5 and 10 m. Cross section 0.25 mm2
Order code:
KAB - XM - M12/8F/G - LITZE
IP69K: KAB - XM - M12/8F/G/69K - LITZE
Length in m
Signal wiring
M12, 8-pin
Plug connection / Cable connection
1
white
2
brown
3
green
4
yellow
5
grey
6
pink
7
blue
8
red
* = shielded connector
© by ASM GmbH
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POSIROT®
Instruction Manual
Accessory cables
Connector cable
PRAS26
Connector, 3-pin
This cable is supplied with a male 3-pin connector at one end and 3
wires at the other end. Cross section 0.32 mm2 .Wire length 0.5 m.
Order code:
CONN-TE-3F-G-LITZE-0,5M
3
1
2
Signal wiring
3-pin connector
32
Connector
Plug
connection
pin / cable
/ Wires
color
1
blue
2
brown
MAN-PRAS-E-15
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3
white
© by ASM GmbH
J K
J
K
13 [.512]
Markierung
/ marking
8 [.315]
3,5 [.138]
4,5 [.177]
4,5 [.177]
20 [.787]
Position magnet
PRMAG20
Ø30 [1.181]
POSIROT®
Instruction Manual
Accessories
5 [.197]
Sensor /
sensor
Sensor /
sensor
Weight 11 g approx.
Moment of inertia 1.2 kgmm2
Dimensions in mm [inch]
Dimensions informative only.
For guaranteed dimensions consult factory.
© by ASM GmbH
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J
K
K
J
Sensor /
sensor
6,6 [.260]
2,7 [.106]
5 [.197]
Markierung /
marking
3,7 [.146]
2,7 [.106]
8 [.315]
Position magnet
PRMAG21
16 [.630]
POSIROT®
Instruction Manual
Accessories
Ø5,4 [.213]
Sensor /
sensor
Weight 3 g approx.
Moment of inertia 0.1 kgmm2
Dimensions in mm [inch]
Dimensions informative only.
For guaranteed dimensions consult factory.
34
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POSIROT®
Instruction Manual
Accessories
Position magnet
PRMAG22
E

5
4,
5
6
,5
F
22
6,4
36
26
F
E
15
6,5
Markierung /
marking
Weight 17 g approx.
Moment of inertia 3 kgmm2
Sensor /
sensor
Dimensions in mm [inch]
Dimensions informative only.
For guaranteed dimensions consult factory.
© by ASM GmbH
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G
H
8,2 [.323]
H
10 [.394]
15 [.591]
Position magnet
PRMAG5-Z
9 [.354]
POSIROT®
Instruction Manual
Accessories
G
14 [.551]
Ø48 0,05
[1.890 0.002]
[
]
Ø66 +- 00,1 2.598 +- 00.004
Sensor /
sensor
5 [.197]
Nut / notch
Weight 100 g approx.
Moment of inertia 55 kgmm2
Markierung /
marking
Sensor /
sensor
Dimensions in mm [inch]
Dimensions informative only.
For guaranteed dimensions consult factory.
Fixing of the
position
magnets
Adjacent magnetic fields or ferromagnetic materials
can influence the measurement results of the PRAS
sensors of the POSIROT® product family. Therefore
the angle sensors should be mounted solely with
nonmagnetic / non magnetisable screws.
NOTICE
Mounting of the
magnets
Magnet
Mounting method
Material
PRMAG20
Screw(s) M4
A4
PRMAG21
Screw(s) M2.5
A4
PRMAG22
Screw(s) M4 or M6
A4
PRMAG5-Z
Screws M8
A2
–
A2 or non-magnetic
Anti-rotation element
36
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POSIROT®
Instruction Manual
Accessories
Assembly of
the position
­magnets
NOTICE
Usually it is not admissible to countersink a position
magnet into ferromagnetic material, because
this would have a negative influence on the
performance of the position magnet, and could lead
to measurement errors of the PRAS angle sensors.
PRMAG
flush-mounted
bündig
surface-mounted
nicht bündig
bündig
nicht bündig
PRMAG
unmagnetisches
Non
magnetic
Material
material
unmagnetisches
(z.B.
Al,
(e.g.
Al,POM
POMusw.)
etc.)
Material
(z.B. Al, POM usw.)






PRMAG5-Z
PRMAG20
PRMAG21/22
bündig
nicht bündig
flush-mounted
bündig
PRMAG
nicht bündig
surface-mounted
PRMAG
magnetisches
Material
magnetisches
Magnetic
material
(z.B. St,
St, Ck
Material
(e.g.
Ckusw.)
etc.)
(z.B. St, Ck usw.)

–
–
© by ASM GmbH
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


PRMAG5-Z
PRMAG20
PRMAG21/22
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POSIROT®
Instruction Manual
Accessories
Mounting plate
PRPT-BPL1
40 [1.575]
Ø33 [1.299]
40 [1.575]
90
]
17
[.2
In combination with the
mounting clamps
PRPT-BFS1 (3 x M2.5)
or
in combination with the
mounting bracket
PRPT-BFS2 (3 x M4).
5 [.197]
,5
5
°
11
0°
4
8 [1
4
2[
.890
]
1.6
5
4]
3x M2,5
4 [.157]
4 [.157]
55 [2.165]
Mounting plate
PRPT-BPL2
(welding assembly)
3x M4
Ø33 [1.299]
90
°
11
0°
4
4
8 [1
2[
4 [.157]
4 [.157]
.89
0
1.6
5
]
4]
In combination with the
mounting clamps
PRPT-BFS1 (3 x M2.5)
or
in combination with the
mounting bracket
PRPT-BFS2 (3 x M4).
3x M2,5
55 [2.165]
3x M4
Dimensions in mm [inch]
Dimensions informative only.
For guaranteed dimensions consult factory.
38
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POSIROT®
Instruction Manual
Accessories
Mounting plate
PRPT-BPL3
Dimensions in mm [inch]
Dimensions informative only.
For guaranteed dimensions consult factory.
Mounting possibilities
PRAS2/PRAS3
PRPT-BPL2
+
PRPT-BFS2
PRPT-BPL1
+
PRPT-BFS2
PRPT-BPL2
+
PRPT-BFS1
PRPT-BPL1
+
PRPT-BFS1
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POSIROT®
Instruction Manual
Couplings
Model MK4
2 Nm
Rated torque
Maximum
misalignment
Total length (inserted)
37 mm
Axial misalignment (a)
< 0.7 mm
Angular misalignment (b)
< 2°
Lateral misalignment (c)
< 0.25 mm
0,25 [.0098]
0,7 [.0276]
2°
[
+ .008
0,2
1.457 - 0
37 +- 0
]
11 [.433]
a
11 [.433]
b
c
ØA
ØB
Dimensions in mm [inch]
Order code
A
B
MK4-37-6-6
Ø6 [.236 +.0005]
Ø 6 [.236 +.0005]
MK4-37-6-10
Ø6 [.236 +.0005]
Ø10 [.394 +.0006]
MK4-37-6-12
Ø6 [.236 +.0005]
Ø12 [.472 +.0007]
[
axially pluggable
+ .008
0,2
1.457 - 0
37 +- 0
]
11 [.433]
ØA
ØB
11 [.433]
pluggable side
40
Screws (ISO4029)
2 x M4
Torque
2,5 Nm
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Dimensions in mm [inch]
© by ASM GmbH
POSIROT®
Instruction Manual
Service, calibration, disposal
Service
Sensors and accessories have to be repaired and adjusted at ASM in
Moos­inning.
In order to avoid risk of injury and improper handling the customer is not
allowed to repair the sensor. No warranty or liability will be granted for opened sensors.
Damaged sensors must be shut down immediately and sent to the factory
for repair.
Calibration
The recommended calibration interval is 1 year.
Test protocol is available on request.
Disposal
Disposal according to applicable government regulations.
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POSIROT®
Instruction Manual
Reliability Characteristics
Models
Characteristics
PRAS1, PRAS2, PRAS3, PRAS5,
PRAS20, PRAS20R, PRAS21, PRAS26, PRAS27
U2
U2R
U2B
Voltage output 0,5 ... 10 V
Voltage output 0,5 ... 10 V
Voltage output 0,5 ... 10 V
U6
U6/8,25
Voltage output 0,5 ... 4,5 V
Voltage output 0,825 ... 7,425 V
U8
U8R
Voltage output 0,5 ... 4,5 V
Voltage output 0,5 ... 4,5 V
I1
I1R
I1B
Current output 4 ... 20 mA
Current output 4 ... 20 mA
Current output 4 ... 20 mA
Device type
B
Probability of failure PFH (λDU)
877 Fit
Life period MTTFd
130 years
Working life
10 years
Mechanical life period L10
100 x 106 revolutions
Max. revolutions
10.000 1/min
Allowable shaft load
(10 mm solid shaft, 6 mm hollow shaft) 100 N radial, 100 N axial
Standards
42
IEC 61508-1, -2, -6, Functional Safety
ISO 13849-1, Safety of Machines
SN29500 Failure rate electronic components (Siemens)
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POSIROT®
Instruction Manual
Declaration of conformity
Declaration of conformity
The angle sensor
Manufacturer:
ASM GmbH
Am Bleichbach 18-24
85452 Moosinning / Germany
Model:
PRAS1, PRAS2, PRAS3, PRAS5,
PRAS20, PRAS21, PRAS27
complies with the following standards and directives:
Directives:
2014 96/79
Standards:
EN 61326-1:2013 (EMC)
Moosinning, 8th 07.2013
i.A. Peter Wirth
Head of Development
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ASM GmbH Automation • Sensorik • Messtechnik
Am Bleichbach 18-24
Telephone: +49 8123 986-0
Internet: www.asm-sensor.de
E-Mail: [email protected]
85452 Moosinning / Germany
Telefax: +49 8123 986-500
www.asmsensors.com
[email protected]
© by ASM GmbH, Moosinning 2.0.0 / 07.2015 Subject to change without notice. See protection note DIN 34!