Siemens Simatic M7-400 Reference Manual page 245

Replugging Measuring Range Modules
If you want to replug a measuring range module, perform the following steps:
1. Use a screwdriver to ease the measuring range module out of the analog input
module.
Figure 5-1
S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07
Levering the Measuring Range Module out of the Analog Input Module
Analog Modules
5-29