Safety circuits: minimum requirements for integration
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Tab. 6.4 - X106/SDM: pin structure and features
X106/SDM
Features:
– Voltage: 24 Vdc
– Max current: 8 A, shared between (V24 I/O) and (V24
SAFE)
– Corresponsing signals: V24 I/O, GND-V0, V24 SAFE
Pin structure:
* internally connected together. Also connected to the 0V shared with
GND-V0
Further details about the 24 Vdc power supplies and X106/SDM connector are to
be found in the manual “Technical specification” in par. 6.1 Overview for 24 Vdc
power supply in the Control Unit on page 115 and following ones.
1
X 106
Pin Signal
1+24VdcI/O
20VdcI/O*
1
3 0 Vdc SAFE *
1
4 +24 Vdc SAFE