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
Consumption w/o load
Initializing time (typ.)
Interfaces
Steps per turn
Number of turns
Incremental output
Output signals
Absolute accuracy
Sensing method
Code
Code sequence
10...30 VDC
≤60 mA (24 VDC)
1000 ms after power on
SSI, Incremental A, B + inverted
8192 / 13 bit
4096 / 12 bit
4096 pulses A90°B
A, B + inverted
±0.025°
Optical
Binary
CW: ascending values with
clockwise sense of rotation
(looking at flange)
2 x SSI clock (optocoupler
input)
SSI data linedriver RS485
Incremental linedriver RS422
Incremental push-pull
DIN EN 61000-6-2
DIN EN 61000-6-4
Self-diagnosis
Code continuity check
Multiturn sensing
Temperature control
UL approval / E63076
Reverse polarity protection Yes
Technical data - mechanical design
Housing
Shaft
Protection DIN EN 60529
Operating speed
Rotor moment of inertia
Materials
Operating temperature
Relative humidity
Resistance
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
Weight approx.
E-connection
Inputs
Output circuit
Interference immunity
Emitted interference
Diagnostic functions
Approval
1
www.baumerivo.com
3/11/2008
Subject to modification in technic and design. Errors and omissions excepted.
IVO [ BAUMER IVO GMBH & CO. KG ]
