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G1M2H Datasheet, PDF (1/4 Pages) Baumer IVO GmbH & Co. KG – Absolute encoders - SSI
Absolute encoders - SSI
Hollow shaft max. ø50.8 mm
Optical multiturn encoder 13 bit ST / 12 bit MT
G1M2H, G2M2H - SSI
Features
–– Encoder multiturn / SSI
–– Optical sensing
–– Resolution: singleturn 13 bit, multiturn 12 bit
–– Hollow shaft of 1” and 2” diameter
–– Electronic setting of zero point
–– Permanent check of code continuity
–– Counting direction input
–– High resistance to shock and vibrations
–– For high positive and negative acceleration
G1M2H with hollow shaft
Technical data - electrical ratings
Voltage supply
10...30 VDC
Reverse polarity protection Yes
Consumption w/o load ≤50 mA (24 VDC)
Initializing time (typ.)
20 ms after power on
Interface
SSI
Steps per turn
8192 / 13 bit
Number of turns
4096 / 12 bit
Absolute accuracy
±0.025°
Sensing method
Optical
Code
Gray or binary
Code sequence
CW/CCW coded by connection
Inputs
SSI clock
Control signals UP/DOWN and
zero
Output circuit
SSI data linedriver RS485
Diagnostic outputs push-pull
Interference immunity
DIN EN 61000-6-2
Emitted interference
DIN EN 61000-6-4
Diagnostic functions
Self-diagnosis
Code continuity check
Multiturn sensing
Approval
UL approval / E63076
Technical data - mechanical design
Protection DIN EN 60529
Materials
Operating temperature
Relative humidity
Resistance
E-connection
IP 54
Housing: aluminium
Flange: aluminium
Bus cover: aluminium
-25...+85 °C
-40...+85 °C (optional)
95 % non-condensing
DIN EN 60068-2-6
Vibration 10 g, 16-2000 Hz
DIN EN 60068-2-27
Shock 200 g, 6 ms
Connector, 12-pin
G1M2H - SSI
Housing
Shaft
Operating speed
Rotor moment of inertia
Weight approx.
ø90 mm
ø25.4 mm hollow shaft
≤3800 rpm (mechanical)
≤6000 rpm (electric)
2000 gcm²
890 g
G2M2H - SSI
Housing
Shaft
Operating speed
Rotor moment of inertia
Weight approx.
ø116 mm
ø50.8 mm hollow shaft
≤2000 rpm (mechanical)
≤6000 rpm (electric)
11000 gcm²
1200 g
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