Ordering Information
C.8 Spare parts and other hardware
S7-1200 Programmable controller
System Manual, V4.2, 09/2016, A5E02486680-AK
1565
Replacing the terminal block connector
It is important to use the correct terminal block for your module. Refer to the tables below
and your module specifications to determine the correct terminal block replacement.
Note
Keyed removable terminal blocks
PLCs always require correct wiring to ensure safety and proper operation.
When replacing the terminal block in your CPU or SM, it is important that you use the correct
terminal block and correct wiring source for your modu
le.
The keyed feature helps prevent you from accidentally placing a high voltage wired terminal
block into a low voltage module, or from placing a special voltage wired terminal block into a
normal voltage module. Some terminal blocks are specifically keye
d at left, at right or at
Removable terminal block
Key on device Key on device only fits appropriate
Table C- 16 S7-1200 CPU V4.0 and later - Terminal block spare kits
If you have
S7-1200 CPU V4.0 and later (article number)
Use this terminal block spare kit (4/pk)
Terminal block
article number
Terminal block
description
CPU 1211C DC/DC/DC (6ES7211-1AE40-0XB0)
CPU 1211C DC/DC/Relay (6ES7211-1HE40-0XB0)
CPU 1211C AC/DC/Relay (6ES7211-1BE40-0XB0) 6ES7292-1BC30-0XA0 3 pin, gold-plated
14 pin, tin-plated, keyed
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