Siemens SIMATIC ET 200SP HA System Manual page 126

Maintenance
8.6 Replacing a terminal block
Procedure
To replace a terminal block, follow these steps:
Step Procedure
1 Switch off any supply voltage
on the terminal block.
2 Remove the I/O module. Read
section "Removing I/O modules
(Page 114)".
3 Remove the coding element
(part) from the terminal block
and press this on to the coding
element (part) of the I/O mod‐
ule that you removed in the sec‐
ond step.
4 Loosen the wiring on the termi‐
nal block.
You can find information on this
in the section "Removing wires
(Page 128)".
126
Illustration
ET 200SP HA Distributed I/O system
System Manual, 08/2019, A5E39261167-AD