ABB ACS880-07 Series - Safe Torque off (XSTO); FSO-XX Safety Functions Module Connection (X12)

ZCU-12
XD2D XD2D XD2D
J3J3 J3
1 2 3
B A
BGND
1 2 3
B A
BGND
1 2 3
B A
BGND
ZCU-14
XD2D XD2D XD2D
1 2 3 4
B A
BGND
SHIELD
1 2 3 4
B A
BGND
SHIELD
1 2 3 4
B A
BGND
SHIELD
Termination ON Termination ONTermination OFF
￭ Safe torque off (XSTO)
See chapter The Safe torque off function (page 245).
Note: The XSTO input only acts as a true Safe torque off input on the inverter control unit.
De-energizing the IN1 and/or IN2 terminals of other units (supply, DC/DC converter, or brake
unit) will stop the unit but not constitute a true safety function.
￭ FSO-xx safety functions module connection (X12)
See the user manual of the FSO-xx module.
148 Control units of the drive