ABB OmniCore V250XT - Page 101

I/O connectors - Scalable I/O (option)
xx1900002448
Scalable I/O output connectorsA
Scalable I/O input connectorsB
The connectors contain 16 digital input signals, 16 digital output signals, 24 V and
0 V for the outputs, and 0 V for the inputs.
CAUTION
The process power supply should be supplied separately. Connecting the process
power supply through the logical power supply connector (X19) may damage
the device.
If the process power supply is supplied by the logical power supply connector
(X19), a surge protector must be installed to protect the device.
For connection details, see Circuit diagram - OmniCore V250XT, 3HAC074000-008
and Application manual - Scalable I/O, 3HAC070208-001.
Recommended surge protector
IN
OUT
109
43
87
1211
xx1800002551
The protect voltage for the surge protector should be 24 V DC.
Continues on next page
Product manual - OmniCore V250XT 101
3HAC073447-001 Revision: B
© Copyright 2020-2022 ABB. All rights reserved.
3 Installation and commissioning
3.5.8 Descriptions for connectors
Continued