WAGO 753-482 Manual page 22

22 Device Description
Use supply modules for ground (earth)!
The I/O module has no power jumper contacts for receiving and transmitting the
earth potential. Use a supply module when an earth potential is needed for the
subsequent I/O modules.
Manual
Version 1.2.0
WAGO I/O System 750
753-482 2AI 4-20mA 12 Bit S.E. HART