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Encoders without bearings - incremental
Blind hollow shaft ø10 to ø16 mm
1...32 pulses per revolution
ITD 27 A 4 Y27
Features
–– Encoder with blind hollow shaft ø10...16 mm
–– Max. 32 pulses per revolution
–– Magnetic sensing
–– Mounting on shaft by set screws
–– HTL output signals
–– Cable output radial
–– Sealed electronics
Optional
–– Cable with connector
Technical data - mechanical design
Voltage supply
8...26 VDC
Size (flange)
ø58 mm
Consumption w/o load
< 20 mA
Motor shaft tolerance
Sensing method
Magnetic
0.25 mm axial
0.1 mm radial
Pulses per revolution
1...32
Shaft type
ø10...16 mm (blind hollow shaft)
Output stages
Push-pull short-circuit proof
Protection DIN EN 60529
Output signals
A 90° B
IP 67 (relating to sealed electronics)
Operating temperature
-30...+85 °C
Operating speed
≤12000 rpm
Resistance
DIN EN 60068-2-6
Vibration 10 g, 55-2000 Hz
DIN EN 60068-2-27
Shock 100 g, 11 ms
Materials
Housing: aluminium
Shaft: aluminium
Relative humidity
90 %
Connection
Cable 1 m
Weight approx.
220 g
Reverse polarity protection Yes
Output signals
Clockwise rotation when looking at the mounting side.
AX-Output signals
Track A
BX-Output signals
Terminal assignment
Track A
Track B
90°
1
Core colour
Assignment
green
Track A
grey
Track B
brown
UB
white
GND
transparent
Shield/Housing
www.baumer.com/motion
4/3/2014
Technical data - electrical ratings
Subject to modification in technic and design. Errors and omissions excepted.
ITD 27 A 4 Y27 with blind hollow shaft
Encoders without bearings - incremental
Blind hollow shaft ø10 to ø16 mm
1...32 pulses per revolution
ITD 27 A 4 Y27
Part number
ITD 27 A 4 Y27
H
KR1
S
IP67
Protection
IP67 IP 67
10
11
...
16
Blind hollow shaft
ø10 mm
ø11 mm
...
ø16 mm
Operating temperature
S -30...+85 °C
Connection
KR1 Cable 1 m, radial
Output signals
AX A
BX A, B
Voltage supply / signals
H 8...26 VDC / HTL level, push pull
Pulse number - see table
Pulse number
20
32
Outputs
Push-pull short-circuit proof
Output level High
≥UB -3 V
Output level Low
≤1.5 V
Load
≤20 mA
Subject to modification in technic and design. Errors and omissions excepted.
8
16
1
3.5
ø58-0.05
accessory:
2x plate
DIN 125 - A 4.3
accessory:
2x cylinder head screw
DIN 912 - M4x10
ø64
d H6
d g6
ø40
ø58G7
mounting side
21.5
(proposition)
2 set screws
12±0.2
DIN 916 -M4x5
2
A/F2
tightening torque
max. 2.2 Nm
12
ø64
2xM4
Dimensions
cable, radial
KR...
028-12 Y27
2
www.baumer.com/motion
4/3/2014
1
4
Trigger level
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