FB3000 RTU Instruction Manual
D301851X012
November 2023
Installation 17
2.5.4 24V Loop Ground on 3MIX12/3MSG12 Module
Pin 20 on TB1 of the 12-channel mixed I/O module serves as the return side of the +24V
loop power supply. It is completely isolated from the other three ground systems his is
body text.
Figure 2-7. Loop Power Ground Terminal Location (Highlighted in Red)
2.6 Mounting the Chassis
The back of the RTU chassis includes a removeable mounting plate with a slot for DIN-rail
mounting. The slot accommodates either 7.5 or 15mm DIN rails.