Sensor Technology

S W I T CHING T HE S M A R T WAY
Reed Switches
SMD Reed Switches
Reed Sensors
Level Sensors
Magnets
Sensor Technology
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Reed Switches
Table of Contents
Reed Switch Basics
5-7
Reed Switches
Reed Switch Basics ............................................................. 5
Micro / Standard................................................................... 6
Power / Special.................................................................... 7
8-11
SMD Reed Switches
S-Series ............................................................................... 8
T-Series................................................................................ 9
TH-Series........................................................................... 10
PRX+2-Series......................................................................11
12-19
Reed Sensors
Reed Sensor Basics............................................................12
Snap-fit............................................................................... 13
Flatpack ........................................................................ 14-15
Through Hole.......................................................................16
Tubular.................................................................................17
Tubular Threaded.......................................................... 18-19
20-24
Level Sensors
25
IP 67
Level Sensor Basics........................................................... 20
PLS-PP-Series................................................................... 21
PLS-PA-Series................................................................... 22
PLS-VA-Series................................................................... 23
PLS-PP Horizontal............................................................. 24
Customized Products
Connectors and cable assemblies.................................... 25
Special housings................................................................ 25
PCB assemblies................................................................. 25
Hall Sensors....................................................................... 25
Customized Level Sensors................................................ 25
Magnets.............................................................................. 25
How does a Reed Switch work?
Benefits
Magnets
Tech Center
AUS
EIN
31
4
No power supply required
Contacts hermetically sealed
Most economic non-touch switching solution
Not ESD sensitive
Various methods of actuation possible
Magnetic and electrical pole independent
Non-touch actuation permits smooth
surfaces and modern design
Various sensitivity ranges available
Actuators............................................................................ 26
S
S
27-30
›
ON
OFF
26
›
›
›
›
›
›
›
A Reed Switch consists of a pair of ferromagnetic
reeds, hermetically sealed in a glass tube. Their
free ends overlap at a very small distance.
Magnets: Magnet Selector................................................. 27
Reed Switches: How to operate......................................... 28
Reed Switches: Precautions.............................................. 29
Housing Materials: Chemical resistance chart................ 30
N
N
N
N
Applications
S
S
Contact
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5
Reed Switches
Reed Switches
Micro / Standard
Power / Special
Features
Features
›
›
PMC-0701 for limited space the 7 mm glass
length offers best
solution
›
›
›
PMC-1401 most
cost-efficient general purpose switch using
14 mm glass length
›
›
Switching voltage up
to 10 kV
Carry current up to 5 A
Contact rating max.
250 Watts
Normally open, change over and latching types
Close differential and mains voltage types
available
B
B
B
C
B
5.9
C
B
C
C
N
NO
A
A
A
A2
A1
A3
E1
Special Switches
Power Switches
Latching
40.4
55.0
52.5
A = Total length nom.
mm
55.0
70.0
80.0
80.0
85.7
80.0
86.0
82.0
82.0
82.0
44.0
B = Glass length max.
mm
4.32
5.08
7.0
8.0
10.0
14.2
14.0
21.0
15.3
14.5
14.8
B = Glass length max.
mm
20.0
36.0
50.0
50.0
39.7
52.0
34.3
53.4
53.4
53.4
14.2
C = Glass diameter max.
mm
0.97x1.27
1.4
1.8
2.4
1.8
2.3
2.3
3.0
2.3
2.2
2.7
C = Glass diameter max.
mm
2.54
5.6
5.4
5.4
5.4
5.6
5.33
5.4
5.4
5.4
A2
A2
A1
C2
A1
A1
A1
A1
A1
C2
C2
Contact arrangement (figure)
A1
C2
A1
A1
C2
C2
C2
A3
A3
A3
E1
A
A
A
C
A
A
A
A
A
C
C
Contact form
E
W / VA
0.25
1
10
3
10
10
10
10
10
20
5
Contact rating max.
VDC
30
30
150
30
180
200
200
180
200
150
175
VAC
20
30
120
30
130
140
140
130
260
140
120
Switching current max.
A
0.01
0.05
0.5
0.1
0.7
1
0.5
1
0.3
1
0.25
Switching current max.
Carry current max.
A
0.7
1
0.7
1
1
1.2
1
2
1.4
2
1.5
Carry current max.
VDC
80
200
200
200
200
240
250
250
400
200
200
Dimensions
Contact arrangement (figure)
Characteristics
Characteristics
Contact form
Contact rating max.
Switching voltage max.
Breakdown voltage min.
PMC-1401X
45.6
HSR-V15K
TRH-200
44.3
HSR-V10K
PMC-1496
44.0
HSR-V7K
PMC-1515
Mains Voltage
41.5
HSR-834WT
PMC-2003
DO max. 60%!
37.9
PMC-5025
PMC-1402
DO min. 60%!
41.5
CRH-500
PMC-1401
26.7
PMC-5002
PMC-1001
26.7
PMC-5001
HSR-502
mm
PMC-3617
PMC-0701
A = Total length nom.
PMC-2021
HSR-0035RT
High voltage
HSR-0025
Standard Switches
Dimensions
A
C
A
A
C
C
C
A
A
A
W / VA
50
60
120
250
60
60
100
50
50
50
5
VDC
200
400
250
250
500
230
500
5000
7500
10000
140
VAC
250
400
250
250
350
230
500
3500
5000
7000
100
A
1.5
1
3
5
1
1
3
3
3
3
0.5
A
2
2
3
5
3
2
3
4.5
4.5
4.5
0.7
Breakdown voltage min.
VDC
400
1000
700
700
1200
400
1000
7500
10000
15000
200
Contact resistance
(initial) max.
mΩ
100
100
200
200
130
100
500
150
150
150
150
Pull in range available
AT
25-40
50-80
50-90
50-100
50-80
80-120
60-100
60-125
100-150
130-170
Drop out min.
AT
5
20
20
15
15
20
30
20
30
40
Switching voltage max.
Contact resistance
(initial) max.
mΩ
750
750
200
200
150
100
100
150
100
150
100
Pull in range available
AT
2-15
5-20
10-20
15-35
10-25
10-30
10-20
30-50
20-30
15-30
15-30
Drop out min.
AT
1
3
4
5
4
5
60% of
30% of
PI
PI
4
6
5
Switching frequency max.
Hz
900
700
600
100
500
500
500
400
400
100
100
Switching frequency max.
Hz
300
100
25
5
50
100
50
50
50
50
500
Vibration (50-2000 Hz)
g
15
15
10
30
20
20
30
20
30
30
30
Vibration (50-2000 Hz)
g
20
35 1)
102)
102)
15
351)
15
30
30
30
10
Shock (1/2 sin 11 ms)
g
75
75
50
50
100
100
100
50
100
50
50
Shock (1/2 sin 11 ms)
g
50
50
1503)
1503)
10
50
10
100
100
100
50
Operating Temperature
°C
-20 to
-40 to
-40 to
-60 to
-60 to
-20 to
-40 to
-25 to
+125
°C
-40 to
+130
Operating Temperature
-60 to
+125
+125
+125
+130
+100
+125
+125
+125
•/•/•
-- / -- / •
-- / -- / •
•/•/•
-- / -- / •
•/•/•
•/•/•
-- / -- / •
-- / -- / •
•/•/•
UL / CSA / RoHS
-60 to
-40 to +125
-- / -- / •
-- / -- / •
•/•/•
+155
-- / -- / •
•/•/•
•/•/•
-40 to +125
•/•/•
•/•/•
AT ranges and characteristics stated for unmodified Reed Switches.
Pls. refer page 28/29 for additional technical information. All dimensions in mm. Subject to change without prior notice.
UL / CSA / RoHS
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-40 to
-60 to +125
-- / -- / •
-- / -- / •
+125
-- / -- / •
-- / -- / •
AT ranges and characteristics stated for unmodified Reed Switches.
Pls. refer page 28/29 for additional technical information. All dimensions in mm. Subject to change without prior notice.
1)
6
A
C2
Micro Switches
4.8
COM
NC
A
3.0
10-1000 Hz
2)
1-500 Hz
3)
1/2 sin 2 ms
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7
SMD Reed Switches
SMD Reed Switches
S-Series
T-Series
Features
Facts & Figures
Features
››
›
›xxx
Assembly in PCB cutout reduces height above
›xxx
PCB by approx. 50%
› Various sensitivity
›
xxx
Most economic Reed Switch for automated
xxx
assembly
›
›
ranges available
Contact form
Contact rating max.
W / VA
Switching current max.
Switching voltage max.
Pull in range available
PMC-0701S
PMC-1001S
PMC-1401S
PMC-1424S
PMC-1428S
A
A
A
A
A
Contact form
10
10
10
10
10
Contact rating max.
Switching current max.
A
0.5
0.7
1
0.5
0.5
VDC
150
180
200
200
100
VAC
120
130
140
140
100
AT
10-20
10-25
10-25
10-30
10-35
Pull in range available
•/•/•
•/•/•
•/•/•
•/•/•
•/•/•
UL / CSA / RoHS
UL / CSA / RoHS
PMC-0701S
PMC-1001S
1.8
7.0
PMC-1401S
PMC-1424S
PMC-1428S
HSR-0025TSM
14.2
0.45
PMC-0701TS
PMC-1001T/TS
PMC-1401T/TS
PMC-1424T/TS
A
A
A
A
A
W / VA
0.25
10
10
10
10
10
A
0.01
0.5
0.7
1
0.5
0.5
VDC
30
150
180
200
200
100
VAC
20
120
130
140
140
100
AT
2-15
10-20
10-25
10-25
10-30
10-35
-- / -- / •
•/•/•
•/•/•
•/•/•
•/•/•
•/•/•
4.32
PMC-0701TS
1.27
7.0
2.3
Recommended
pad size
PCB cutout
PMC-1001TS
2.3
1.8
10.0
1.5
10.3
6.6
2.0
10.0
PMC-1001T
2.3
2.0
13.0
10.0
Recommended
pad size
14.2
10.0
2.3
1.5
13.0
16.5
2.0
Recommended pad size
PMC-1401TS
PMC-1424TS
PMC-1428TS
2.0
2.0
12.0
1.0
1.5
3.0
14.2 / 14.0
20.0
15.0
1.0
2.0
2.5
PMC-1401T
PMC-1424T
PMC-1428T
18.4
2.5
8
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3.0
2.5
19.5
1.5
18.5
19.7
2.5
AT ranges and characteristics stated for unmodified Reed Switches.
Pls. refer page 28/29 for additional technical information. All dimensions in mm. Subject to change without prior notice.
14.2 / 14.0
1.5
Recommended
pad size
2.0
16.25
1.5
7.0
2.0
1.27
1.25
1.8
PMC-1428T/TS
0.5
18.4
13.0
Various sensitivity
ranges available
A
1.3
10.0
No PCB redesign
required since direct
substitute for molded competitors types
HSR-0025TSM
6.1
2.3
1.8
10.0
0.4
Switching voltage max.
Attractively priced alternative to molded
Reed Switches
2.5
AT ranges and characteristics stated for unmodified Reed Switches.
Pls. refer page 28/29 for additional technical information. All dimensions in mm. Subject to change without prior notice.
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9
SMD Reed Switches
SMD Reed Switches
TH-Series
PRX+2-Series
Features
Features
›
›
›
›
Replaces various
molded competitors
types, thus no PCB
redesign required
›
Latching and Form B
(normally closed) types available
›
Hi-Rel versions available
Various sensitivity
ranges available
Various sensitivity
ranges available
PMC-1001TH
Normally closed
Latching
PMC-1001THL
PMC-1001THY
PMC-1424THX
A
B
E
Contact form
W / VA
10
10
5
Contact rating max.
A
0.7
0.7
0.5
Contact form
Contact rating max.
Switching current max.
Switching voltage max.
Pull in range available
180
180
140
VAC
130
130
100
AT
10-25
consult factory
consult factory
•/•/•
•/•/•
•/•/•
PMC-1001TH
2.9
2.8
14.6
16.25
16.5
30
30
VAC
20
30
AT
2-15
5-20
-- / -- / •
-- / -- / •
PRX+2100
1.52
2.0
1.5
1.8
2.34
Recommended
pad size
19.9
8.51
1.7
3.0
5.6
1.5
1.5
8.5
PMC-1424THX
15.5
2.8
2.9
15.0
North pole
mark
19.5
3.4
1.5
19.9
19.7
2.0
4.1
19.6
1.5
Recommended
pad size
2.5
AT ranges and characteristics stated for unmodified Reed Switches.
Pls. refer page 28/29 for additional technical information. All dimensions in mm. Subject to change without prior notice.
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VDC
5.33
2.5
PMC-1001THL
0.05
UL / CSA / RoHS
1.5
2.0
1
0.01
Pull in range available
19.6
1.5
Recommended
pad size
3.5
A
A
PRX+2452
North pole
mark
PRX+2100
A
0.25
Switching voltage max.
PMC-1001THY
12.5
PRX+2452
W / VA
Switching current max.
VDC
UL / CSA / RoHS
10
Ultra miniature size
AT ranges and characteristics stated for unmodified Reed Switches.
Pls. refer page 28/29 for additional technical information. All dimensions in mm. Subject to change without prior notice.
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11
Reed Sensors
Reed Sensors
Reed Sensor Basics
Snap-fit
Features
›
›
›
Easily mountable and
removable as no tools
or screws required
Small size
Various sensitivity
ranges available
›
Customized types
available
MS-320
Contact form
Contact rating max.
A
W / VA
Switching current max.
A
0.7
VDC
180
VAC
130
Pull in range available
AT
10-25
Operating Temperature
°C
-20 to +85
Switching voltage max.
How does a Reed Sensor work?
A Reed Sensor incorporates a Reed Switch inside
a metal or plastic housing for better mechanical
protection and easier mounting.
Actuation principles for Reed Switches also
apply to Reed Sensors.
OFF
ON
11.0
10
UL / CSA / RoHS
•/•/•
Housing material
PA66-GF
Cable type
AWG 22
7.0
6.0
200
20.0
2
Benefits
›
›
›
›
›
›
Actuator MSM-320
Mechanically protected
Wide range of housing types available
No power supply required
Not ESD sensitive
Non-touch actuation permits smooth
surfaces and modern design
Various sensitivity ranges available
We supply Reed Sensors to any requirement:
for snap-fit or screw mounting, with special
cable and connector etc.
Remanence Br
mT
1190
Coercivity HcJ
kA/m
1512
Energy product (BH) max.
Magnetic moment M
kJ/m³
275
x10-5 Vs cm
2.4
°C
-20 to +85
Operating Temperature
UL / CSA / RoHS
-- / -- / •
Housing material
PA66-GF
11.0
7.0
N
6.0
S
20.0
2.0
Nominal values unless otherwise specified.
Magnet
Applications
Sensor
AT ranges and characteristics stated for unmodified Reed Switches.
Pls. refer page 28/29 for additional technical information. All dimensions in mm. Subject to change without prior notice.
12
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13
Reed Sensors
Reed Sensors
Flatpack
Flatpack
Features
›Adjustable
›
switching point
Replaces various
competitors types
›
Mains voltage variants available
›
Various sensitivity
ranges available
›
Customized types
available
MS-313-3
Contact form
Contact rating max.
W / VA
Switching current max.
MS-324-3
MS-324-4
MS-324-5
A
A
C
A
Contact form
10
10
5
10
Contact rating max.
Switching current max.
A
0.5
1
0.25
0.3
VDC
150
200
175
200
VAC
120
140
120
260
Pull in range available
AT
10-20
10-25
15-30
15-30
Operating Temperature
°C
-20 to +85
-20 to +85
-20 to +85
-20 to +85
-- / -- / •
•/•/•
• / -- / •
•/•/•
MS-313-3
MS-324
Switching voltage max.
UL / CSA / RoHS
Housing material
ABS
Cable type
ABS
Standard types
A
C
A
A
10
5
10
50
1
0.25
0.3
1.5
175
200
200
VAC
140
120
260
250
Pull in range available
AT
10-25
15-30
15-30
25-40
Operating Temperature
°C
-20 to +85
-20 to +85
-20 to +85
-20 to +85
•/•/•
•/•/•
•/•/•
•/•/•
MS-328
MS-332
PA66-GF
ABS
Switching voltage max.
UL / CSA / RoHS
AWG 20
Matching actuators on page 26.
AWG 24
(MS-328-4: AWG 22)
Standard types
Cable exit: right
12.7
3.5
MS-313-3
MS-332-6
200
Cable type
Cable exit: right
MS-328-6
MS-328-5
MS-332-5
A
Housing material
(MS-324-4: AWG 26)
MS-328-4
VDC
Matching actuators on page 26.
AWG 24
AWG 26
W / VA
MS-328-3
MS-332-3
MS-328
8.0
MS-328R
6.3
9.9
19.0
28.5
28.5
15.9
15.9
6.3
19.0
500
9.5
9.5
500
23.0
5.9
MS-324
14.0
500
MS-324R
MS-332
MS-332R
13.9
6.0
32.0
32.0
24.0
24.0
6.0
500
10.0
10.0
500
500
AT ranges and characteristics stated for unmodified Reed Switches.
Pls. refer page 28/29 for additional technical information. All dimensions in mm. Subject to change without prior notice.
14
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AT ranges and characteristics stated for unmodified Reed Switches.
Pls. refer page 28/29 for additional technical information. All dimensions in mm. Subject to change without prior notice.
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15
Reed Sensors
Reed Sensors
Through Hole
Tubular
Features
›
›
›
›
Pitch ranging from
2.54 to 20.32 mm
›
Mechanically protected
Replaces various
competitors types
›
MK sensor with
integrated resistor
Mains voltage
variants available
Various sensitivity
ranges available
›
Customized types
available
›
Mains voltage variants available
›
Customized types
available
PRX+1500
MS-213
A
A
A
W / VA
1
10
10
Contact form
Contact rating max.
Switching current max.
MS-106
MS-108-3
MS-108-4
MS-108-5
MK
A
A
A
C
A
A
10
10
10
5
10
10
MS-105
Contact form
W / VA
A
0.05
0.7
0.7
VDC
30
180
180
VAC
30
130
130
Pull in range available
AT
10-25
10-25
10-25
°C
-40 to +125
-20 to +85
-20 to +85
-- / -- / •
• / -- / •
• / -- / •
Switching voltage max.
A
0.5
0.7
1
0.25
0.3
0.5
Operating Temperature
VDC
150
180
200
175
200
150
UL / CSA / RoHS
VAC
120
130
140
120
260
120
Pull in range available
AT
10-20
10-25
10-25
15-30
15-30
10-15
Operating Temperature
°C
-20 to +85
-20 to +85
-20 to +85
-20 to +85
-20 to +85
-40 to +125
•/•/•
•/•/•
•/•/•
•/•/•
•/•/•
-- / -- / •
Switching voltage max.
UL / CSA / RoHS
MS-104
11.4
MS-105
2.7
Housing material
Cable type
HTM
ABS
ABS
AWG 28
AWG 26
AWG 26
PRX+1500
MS-213
500
14.4
2.8
155
2.8
2.8
3.2
12.2
MS-214
18.0
25.2
500
2.4
Switching current max.
MS-214
3.8
MS-104
Contact rating max.
Replaces various
competitors types
3.8
›
Features
3.2
2.9
12.7
2.9
Contact form
MS-106
17.0
MS-108
2.8
22.3
Contact rating max.
3.3
Switching current max.
3.2
2.9
4.2
2.9
15.24
20.32
12.0
12.0
4.30
4.3
4.0
2.54
2.54
AT ranges and characteristics stated for unmodified Reed Switches.
Pls. refer page 28/29 for additional technical information. All dimensions in mm. Subject to change without prior notice.
16
pic-gmbh.com
C
A
A
5
10
50
1
0.25
0.3
1.5
175
200
200
VAC
140
120
260
250
Pull in range available
AT
10-25
15-30
15-30
25-40
Operating Temperature
°C
-20 to +85
-20 to +85
-20 to +85
-20 to +85
•/•/•
•/•/•
•/•/•
•/•/•
Switching voltage max.
Housing material
ABS
ABS
ABS
ABS
AWG 24
AWG 24
AWG 24
AWG 24
MS-215
500
25.7
6.0
4.0
A
10
MS-216
500
25.2
5.6
6.0
MS-217-6
200
Cable type
6.0
MS-215-5
MS-216-5
MS-217-5
A
UL / CSA / RoHS
MK with integrated resistor
MS-215-4
MS-216-4
MS-217-4
VDC
NC (MS-108-4 only)
17.78
W / VA
MS-215-3
MS-216-3
MS-217-3
MS-217
500
40.1
6.0
10.16
AT ranges and characteristics stated for unmodified Reed Switches.
Pls. refer page 28/29 for additional technical information. All dimensions in mm. Subject to change without prior notice.
pic-gmbh.com
17
Reed Sensors
Reed Sensors
Tubular Threaded
Tubular Threaded
Features
Features
›Adjustable
›Adjustable
›
switching point
Replaces various
competitors types
›
›
›
Mains voltage variants available
›
switching point
Rugged design
Various sensitivity
ranges available
›
Customized types
available
Various sensitivity
ranges available
›
Customized types
available
Contact form
Contact rating max.
Switching current max.
Switching voltage max.
Pull in range available
Operating Temperature
Power Switch
M5 x 0.5
MS-225
MS-225
MS-226M-3
A
W / VA
10
A
0.7
VDC
180
VAC
130
AT
10-25
24.9
Contact form
M8 x 1.25
MS-228
Switching current max.
Housing material
Nickel plated brass
AWG 28
38.0
500
Contact rating max.
Switching current max.
W / VA
MS-228-3
MS-228-4
MS-228-5
A
C
A
A
10
5
10
50
A
1
0.25
0.3
1.5
200
175
200
200
VAC
140
120
260
250
Pull in range available
AT
10-25
15-30
15-30
25-40
Operating Temperature
°C
-20 to +85
-20 to +85
-20 to +85
-20 to +85
•/•/•
•/•/•
•/•/•
•/•/•
UL / CSA / RoHS
A
50
1
1.5
200
200
VAC
140
250
Pull in range available
AT
10-25
25-40
Operating Temperature
°C
-20 to +85
-20 to +85
UL / CSA / RoHS
-- / -- / •
-- / -- / •
Housing material
Nickel plated brass
Nickel plated brass
UL 2464, AWG 24
UL 2464, AWG 24
(MS-226M-3: AWG 28)
MS-228-6
VDC
Switching voltage max.
A
10
A
Cable type
Contact form
W / VA
VDC
Switching voltage max.
• / -- / •
MS-2212M-6
MS-2212M-3
Contact rating max.
UL / CSA / RoHS
Cable type
MS-2210M-6
MS-2210M-3
500
-20 to +85
°C
MS-228M-6
MS-228M-3
Housing material
PA6-GF
PA6-GF
PA6-GF
PA6-GF
Cable type
AWG 24
AWG 24
AWG 24
AWG 24
MS-226M
MS-228M
50
M6 x 1
500
50
38.0
500
MS-2210M
M8 x 1.25
38.0
MS-2212M
Matching actuators on page 26.
50
M10 x 1
500
AT ranges and characteristics stated for unmodified Reed Switches.
Pls. refer page 28/29 for additional technical information. All dimensions in mm. Subject to change without prior notice.
18
pic-gmbh.com
38.0
50
M12 x 1
500
38.0
AT ranges and characteristics stated for unmodified Reed Switches.
Pls. refer page 28/29 for additional technical information. All dimensions in mm. Subject to change without prior notice.
pic-gmbh.com
19
Level Sensors
Level Sensors
Level Sensor Basics
PLS-PP-Series
IP 67
Features
›
›
›
›
Polypropylene housing
Form A and Form B
Suitable for food contact
Covers a wide range
of applications
›
Customized types
available
Power Switch
Contact form
Contact rating max.
PLS-020A-3PP
PLS-020B-3PP
A
B
W / VA
10
Switching current max.
A
Carry current max.
A
VDC
Switching voltage max.
A
0.7
1
1.5
1
1.2
2
180
200
200
140
250
240
400
Operating Temperature
°C
-20°C to +80°C
-20°C to +80°C
-20°C to +80°C
•/•/•
•/•/•
•/•/•
Cable type
PP
PP
PP
AWG 24
AWG 24
AWG 22
PLS-041 – Standard
300
PLS-031 – Miniature
300
PLS-020 – world‘s smallest!
M8
M8
53.0
41.0
24.5
16.0
16.0
Applications
24.0
Stem
Ring
magnet
24.0
Variants & mounting
FORM A (Normally open)
OFF
20
max. 5.0
34.5
6.4
31.5
10.5
6.0
max. 5.0
43.0
max. 3.0
6.4
M8
18.0
Float
B
50
130
19.5
ON
OFF
B
10
300
No power supply required
Various housing materials available
Form A and Form B
Suitable for food contact
Customized types available
PLS-041B-6PP
A
200
6.4
›
›
›
›
›
PLS-031B-6PP
PLS-041A-6PP
VAC
29.5
A Level Sensor incorporates a Reed Switch in
a stem. An external float, with a magnet inside,
passes and actuates the Reed Switch, depending
on liquid level.
Actuation principles for Reed Switches also apply
to Level Sensors.
PLS-031A-6PP
PLS-041B-3PP
VDC
Housing material
Benefits
PLS-031B-3PP
PLS-041A-3PP
Breakdown voltage min.
UL / CSA / RoHS
How does a Level Sensor work?
PLS-031A-3PP
ON
FORM B (Normally closed)
ON
Top mounting
OFF
pic-gmbh.com
Bottom mounting
When mounted „stem up“,
operating functions are
reversed.
pic-gmbh.com
Pls. refer page 30 for additional information on housing material and media. All dimensions in mm. Subject to change without prior notice.
21
Level Sensors
Level Sensors
PLS-PA-Series
IP 67
Features
›
›
›
PLS-VA-Series
IP 67
Features
›
›
›
›
›
Polyamide housing
Form A and Form B
Extended temperature range
›
Customized types
available
Stainless Steel housing
Rugged & durable
Form A and Form B
Suitable for food contact
Extended temperature range
›
Customized types
available
Power Switch
PLS-031B-3PA
PLS-031A-6PA
PLS-031B-6PA
PLS-045A-3VAI
PLS-045B-3VAI
PLS-045A-6VAI
PLS-045B-6VAI
PLS-041A-3PA
PLS-041B-3PA
PLS-041A-6PA
PLS-041B-6PA
PLS-080A-3VAL
PLS-080B-3VAL
PLS-080A-6VAL
PLS-080B-6VAL
A
B
A
B
A
B
A
Contact form
Contact rating max.
Power Switch
PLS-031A-3PA
W / VA
Contact form
10
50
Contact rating max.
Switching current max.
Carry current max.
B
10
50
A
1
1.5
A
1.2
2
VDC
200
200
W / VA
Switching current max.
A
1
1.5
Carry current max.
A
1.2
2
VDC
200
200
VAC
140
250
VAC
140
250
Breakdown voltage min.
VDC
240
400
Breakdown voltage min.
VDC
240
400
Operating Temperature
°C
-20 to +80°C
-20°C to +80°C
Operating Temperature
°C
-40 to +125°C
-40°C to +125°C
•/•/•
•/•/•
UL / CSA / RoHS
•/•/•
•/•/•
PA
PA
Housing material
Stainless Steel 304
Stainless Steel 304
AWG 24
AWG 22
AWG 24
AWG 22
Switching voltage max.
UL / CSA / RoHS
Housing material
Cable type
Cable type
PLS-041 – Standard
PLS-045
PLS-080
M10
max. 5.0
max 5.0
28.2
Variants & mounting
OFF
ON
Variants & mounting
24.0
FORM B (Normally closed)
ON
26.0
36.0
34.5
16.0
28.4
24.0
FORM A (Normally open)
28.6
28.6
26.0
53.0
41.0
16.0
24.5
31.0
43.0
45.0
80.0
6.4
6.4
max. 5.0
16.0
8.0
max 5.0
M8
65.0
300
M10
8.0
M8
16.0
300
300
300
PLS-031 – Miniature
Switching voltage max.
OFF
Top mounting
Bottom mounting
When mounted „stem up“,
operating functions are
reversed.
FORM A (Normally open)
OFF
ON
FORM B (Normally closed)
ON
Top mounting
Bottom mounting
Side mounting
OFF
When mounted „stem up“, operating functions are reversed.
22
pic-gmbh.com
pic-gmbh.com
Pls. refer page 30 for additional information on housing material and media. All dimensions in mm. Subject to change without prior notice.
Pls. refer page 30 for additional information on housing material and media. All dimensions in mm. Subject to change without prior notice.
23
Level Sensors
PLS-PPH
Customized Products
Features
›
›
›
›
Over 80% of our products are special custom designs.
Assembly from outside
Level Sensors for
horizontal mounting
Polypropylene housing
Connectors and cable assemblies
Covers a wide range
of applications
›
Special housings
PLS-092A-3PPH
Contact rating max.
Switching current max.
Carry current max.
Switching voltage max.
W / VA
10
A
1
A
1.2
VDC
200
›
VAC
140
Breakdown voltage min.
VDC
240
Operating Temperature
°C
-20°C to +65°C
UL / CSA / RoHS
-- / -- / •
Housing material
PP
Cable type
ensor solutions + wire harnesses:
S
taylor made to your requirements.
wn molding facilities spell flexibility when
O
it comes to special housings, snap-fit solutions
and inserts.
PCB-Assemblies
›
here large quantities in particular are concerned,
W
assembly costs can make or break a product.
We will be happy to supply Reed Switches and other
components as fully assembled PCBs including
cable and connector at highly competitive prices.
UL 2464, AWG 22
92.0
54.0
500
21.0
18.0
Hall Sensors
›
In cases where Reed Technology is reaching its
limits (extended operating frequencies etc.) we offer Hall-based switching components with open collector output or two-wire variants.
M 16
26.5
Switching points:
ON
15° ±5°
Customized Level Sensors
OFF
25° ±5°
0°
›
e can do much more than what
W
you see in this catalogue.
reliable ON<10°
15°
20° hysteresis min. 5°
25°
Magnets
›
e design the matching actuator magnet
W
for your application - bare or cased.
reliable OFF>30°
max. 45°
24
pic-gmbh.com
pic-gmbh.com
Pls. refer page 30 for additional information on housing material and media. All dimensions in mm. Subject to change without prior notice.
25
Tech Center: Magnets
Magnets
Actuators
Magnet-Selector
Check table below for most convenient magnet material
Features
›
›
›
›
Easily mountable
Matches chosen Sensor
Mechanically protected
Customized types
available
Remanence Br
MSM-225
MSM-228
MSM-313
MSM-324
MSM-328
MSM-332
1105
1190
1395
1105
1105
1105
mT
Coercivity HcB
kA/m
836
828
955
836
836
836
Coercivity HcJ
kA/m
1274
1274
1353
1274
1274
1274
Energy Product (BH) max.
kJ/m³
235
275
378
235
235
235
x10-5 Vs cm
1.21
1.5
0.3
3.42
3.42
4.1
°C
85
85
85
85
85
85
UL / CSA / RoHS
--/-- / •
--/-- / •
--/-- / •
--/-- / •
--/--/ •
--/--/ •
Housing material
Nickel plated brass
PA6-GF
ABS
ABS
PA66-GF
ABS
Magnetic moment M
Operating Temperature max.
Selection Guide
LOW
Costs
Ferrite
AlNiCo
NdFeB
SmCo
Energy Product
Ferrite
AlNiCo
SmCo
NdFeB
Operating Temperature
NdFeB
Ferrite
SmCo
AlNiCo
Corrosion Resistance
NdFeB
SmCo
AlNiCo
Ferrite
Resistance to Demagnetization
AlNiCo
Ferrite
NdFeB
SmCo
Mechanical Strength
Ferrite
SmCo
NdFeB
AlNiCo
Temperature Coefficient
AlNiCo
SmCo
NdFeB
Ferrite
HIGH
Maximum power, minimum space
In recent years, Neodymium-Iron-Boron
magnets (NdFeB) have advanced from being
exotic luxury items to affordable power
magnets.
The benefits in sensor applications
›Increased switching distance
›Miniature design possible
› Resistance to demagnetization
›Greater product design flexibility
MSM-225
MSM-228
M5 x 0.5
38.0
M8 x 1.25
Remanence
Br
Material Grades
24.9
MSM-313
MSM-324
12.7
3.5
8.0
5.9
14.0
kJ/m3
N30
1105
836
955
235
80
N30H
1105
836
1274
235
120
N30SH
1100
836
1512
239
150
N33EH
1185
828
955
275
180
N35
1185
828
955
275
80
N35H
1190
828
1274
275
120
N35SH
1190
828
1512
275
150
N40SH
1260
844
1512
314
150
N45
1350
840
955
354
80
N48H
1395
955
1353
378
120
S20
875
617
1194
159
250
S24H
975
724
1433
183
300
S28H
1065
724
1433
215
300
A500
1281
50
52
40
500
Y10
215
143
203
8
250
Y30BH
390
229
231
29
300
Y35
410
183
167
31
300
Bonded Ferrite
FB1
240
171
225
11
80
Bonded NdFeB
BN8
575
378
1035
64
150
NdFeB
SmCo5
6.3
15.9
N
pic-gmbh.com
32.0
24.0
6.0
S
19.0
26
Sm2Co17
MSM-332
°C
kA/m
13.9
28.5
Operating
Temperature
max.
kA/m
9.9
MSM-328
Energy Product
(BH) max.
mT
S
N
S
N
23.0
Coercivity
HcB
HcJ
AlNiCo
10.0
Ferrite
pic-gmbh.com
27
Tech Center: Reed Switches
Tech Center: Reed Switches
How to operate
Precautions
In general four different magnet approaches
are known when using permanent magnets
1
One magnet pole faces Reed Switch providing
two operations max. when moving on X-axis.
Minimum movement of magnet over switch
center provides smallest possible switching
differential.
2
OFF
Magnet parallel to longitudinal axis of switch:
Approaching magnet vertically to switch on
Y-axis provides one operation only.
Driving magnet over full length of switch (X-axis)
may result in up to three operations.
Minimum movement of magnet over switch
center provides smallest possible switching
differential.
Shock Resistance
Generally Reed Switches provide high shock resistance up to 100 g. Still a
drop on a hard surface can generate a shock of several 100 g, which can lead
to de-adjustment of contacts. Switches having been dropped should be
re-tested for sensitivity before usage!
Y
HOLD
ON
Do’s and Don’ts when cutting and bending Reed Switches
Y
HOLD
Incorrect bending or cutting of
terminals may lead to cracks in
the sealing area due to heavy
mechanical stress. To avoid this
problem the remaining part of
terminal between glass body and
point of bending resp. cutting,
should be gripped tightly.
OFF
X
ON
X
Reference Point
Cutting
shock
Reference Point
3
Switch operation by rotation of magnet.
This gives two operations per complete
rotation.
4
Forces directed away from Reed Switch
Operation of switch by shielding. This method
requires a permanently opposite location of
magnet and switch. The switch is held closed
continuously and will release only if magnet flux
is removed by means of ferro-magnetic shield.
shock
Forces directed toward Reed Switch!
Bending
Reference Point
OFF
ON
HOLD
ON
OFF
Ferromagnetic Shielding
Terminal gripped
tightly between
glass body and
point of bending
Magnet
OFF HOLD
Terminal
not gripped
Gripped on
glass body
Terminal not
gripped between
glass body and
point of bending
ON
Reference Point
Dimensioning of modified Reed Switches
OFF
HOLD
ON
We supply Reed Switches with terminals modified to nearly any requirement.
Dimensioning should be made according to the examples below.
ON
A
A
A
HOLD
E
E
E
OFF
G
F
Check out our interactive Reed Switch here:
www.pic-gmbh.com/go
a) cut
b) cut & bent
F
c) cut & bent
center wire
28
pic-gmbh.com
pic-gmbh.com
29
Tech Center: Housing Materials
Chemical resistance chart
Chemical resistance @20°C / @60°C
+ = Excellent
o = Limited
-
= Poor
ABS
PA
PP
POM
Stainless Steel
304
Acetic Acid, dilute
-/-
-/-
+/+
+/o
+/+
Acetone
-/-
+/+
+/o
+/o
+/+
Ammonium Hydroxide
o/-
+/+
+/+
+/+
+/+
Aniline
-/-
o/-
+/+
-/-
+/+
Beer, Wine, Whiskey
+/+
+/+
+/+
+/+
+/+
Butanol
+/o
+/+
+/+
+/o
+/+
Chloroform
-/-
-/-
-/-
-/-
+/+
Citric Acid
+/+
+/+
+/+
+/-
o/o
o/o
Copper Sulphate
+/+
-/-
+/+
+/+
Detergents
+/o
+/o
+/+
+/+
+/+
Diesel fuel
+/+
o/o
+/o
+/+
+/+
Ethanol
+/+
+/+
+/+
+/+
+/+
Ethylene Glycol
+/+
+/+
+/+
+/o
+/+
Ferric Chloride
+/+
-/-
+/+
-/-
-/-
Formaldehyde (Formalin)
+/+
o/o
+/+
+/+
+/+
+/o
Formic Acid
+/o
-/-
+/+
-/-
Fruit Juice
+/+
+/+
+/+
+/-
+/+
Gasoline
-/-
-/-
-/-
+/+
+/+
+/+
Glycerol (Glycerin)
+/+
+/+
+/+
+/+
Hydrochloric Acid
+/-
-/-
+/+
-/-
-/-
Hydrogen Peroxide, dilute
-/-
-/-
+/+
o/-
+/+
+/o
Lactic Acid
+/+
o/-
+/+
+/-
Methanol
-/-
o/-
+/+
+/+
+/+
Milk
+/o
+/+
+/+
+/+
+/+
Mineral Oil
+/+
+/+
+/+
+/+
+/+
Nitric Acid, dilute
-/-
-/-
+/+
-/-
+/o
+/+
Nitrobenzene
-/-
-/-
+/+
+/-
Phosphoric Acid, dilute
+/+
-/-
+/+
+/-
o/-
Propanol (IPA)
o/-
+/+
+/+
+/+
o/o
Silver Nitrate
+/o
o/-
+/+
+/-
+/+
Soaps
+/+
+/+
+/+
+/+
+/+
+/+
Sodium Hydroxide, dilute
+/+
o/-
+/+
+/+
Sulphuric Acid, dilute
o/-
-/-
+/+
o/-
o/-
Urine
+/+
+/+
+/+
+/+
+/+
Vegetable Oil
+/o
+/+
+/+
+/+
+/+
Water
+/+
+/o
+/+
+/+
+/+
Water, Sea-, Salt-
+/+
+/o
+/+
+/+
-/-
Above data is intended only as a guide for chemical compatibility.
We do not assume any liability for the accuracy of the information.
It is strongly recommended that users perform their own tests to determine suitability of material.
PIC GmbH
Nibelungenstr. 5A
90530 Wendelstein
Deutschland
Tel. +49 911 995906-0
Fax
+49 911 995906-99
[email protected]
www.pic-gmbh.com
© PIC GmbH, 2014
30
pic-gmbh.com
pic-gmbh.com
31
© PIC GmbH, 2014 • Rev. 1/2014
pic-gmbh.com
PIC-13006_GB