Baumer GM401
Absolute encoders

Baumer GM401
Voltage supply10...30 VDC
5 VDC ±10 %
Reverse polarity protectionYes (10..30 VDC) / No (5 VDC)
Consumption w/o load≤50 mA (24 VDC)
≤80 mA (5 VDC)
Operating temperature-25...+85 °C
-40...+85 °C (optional)
InputsSSI clock
Control signals UP/DOWN and zero
Item Number: GM401
720.55
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+
Total price: 720.55
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  • Overview
  • Comments
Starting torque ≤0.015 Nm (IP 54)
≤0.03 Nm (IP 65)
Diagnostic functions Self-diagnosis
Multiturn sensing
Size (flange) ø58 mm
Materials Housing: steel
Flange: aluminium
Approval UL approval / E63076
Sensing method Optical
Incremental output 2048 pulses A90°B
+ inverted
Emitted interference DIN EN 61000-6-4
Initializing time typ. 20 ms after power on
Operating speed ≤10000 rpm (mechanical)
≤6000 rpm (electric)
Starting acceleration ≤1000 U/s²
Number of turns ≤65536 / 16 bit
Consumption w/o load ≤50 mA (24 VDC)
≤80 mA (5 VDC)
Connection Connector M23, 12-pin
Cable 1 m
Interference immunity DIN EN 61000-6-2
Rotor moment of inertia 20 gcm²
Absolute accuracy ±0.025 °
Admitted shaft load ≤20 N axial
≤40 N radial
Output stages SSI data: linedriver RS485
Diagnostic outputs push-pull
Code Gray or binary
Interfaces SSI
Incremental A 90° B (optional)
Relative humidity 95 % non-condensing
Function Multiturn
Flange Synchro flange
Resistance DIN EN 60068-2-6
Vibration 10 g, 16-2000 Hz
DIN EN 60068-2-27
Shock 200 g, 6 ms
Steps per turn ≤16384 / 14 bit
Operating temperature -25...+85 °C
-40...+85 °C (optional)
Voltage supply 10...30 VDC
5 VDC ±10 %
Weight approx. 400 g
Shaft type ø6 mm solid shaft
Protection DIN EN 60529 IP 54 (without shaft seal)
IP 65 (with shaft seal)
Reverse polarity protection Yes (10..30 VDC) / No (5 VDC)
manufacter SKUGM401
Inputs SSI clock
Control signals UP/DOWN and zero
Code sequence CW/CCW coded by connection

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