G1S2B Datasheet, PDF (1/4 Pages) Baumer IVO GmbH & Co. KG – Absolute encoders - SSI

Absolute encoders - SSI
Hollow shaft max. ø20 mm, SIL3 standard
Optical multiturn encoder 13 bit ST / 12 bit MT
G1S2B - SSI
Features
–– Encoder multiturn / 2 x SSI
–– Optical sensing
–– Resolution: singleturn 13 bit, multiturn 12 bit
–– For safety-relevant applications according SIL3
–– Hollow shaft with ø20 mm and stud screw groove
–– Redundancy by two separate SSI signals
–– High reliability by self-diagnostics
–– Additional incremental output signals
–– SIL Approval: 793480
G1S2B with hollow shaft
Technical data - electrical ratings
Voltage supply
10...30 VDC
Reverse polarity protection Yes
Consumption w/o load ≤60 mA (24 VDC)
Initializing time (typ.)
1000 ms after power on
Interfaces
SSI, Incremental A, B + inverted
Steps per turn
8192 / 13 bit
Number of turns
4096 / 12 bit
Incremental output
4096 pulses A90°B
Output signals
A, B + inverted
Absolute accuracy
±0.025°
Sensing method
Optical
Code
Binary
Code sequence
CW: ascending values with
clockwise sense of rotation
(looking at flange)
Inputs
2 x SSI clock (optocoupler
input)
Output circuit
SSI data linedriver RS485
Incremental linedriver RS422
Incremental 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
Temperature control
Approval
UL approval / E63076
Technical data - mechanical design
Housing
Shaft
Protection DIN EN 60529
Operating speed
Rotor moment of inertia
Materials
Operating temperature
Relative humidity
Resistance
Weight approx.
E-connection
ø90 mm
ø20 mm hollow shaft
IP 54
≤3800 rpm (mechanical)
≤6000 rpm (electric)
2000 gcm²
Housing: steel
Flange: steel
-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
1600 g
Connector, 16-pin
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