Figure 15: Supply Principle Ex I; Table 131: Legend For Figure "Ex I Power Supply Concept - WAGO 750-489 Manual

WAGO-I/O-SYSTEM 750
750-489 4AI RTD/TC/Strain Gauge Ex i
power supply module via the power contacts designed as blade contacts.
The Ex i I/O module (750-489) provides these potentials to subsequent I/O
modules via the power contacts designed as spring contacts.

Figure 15: Supply Principle Ex i

Table 131: Legend for Figure "Ex i Power Supply Concept"

No. Explanation
1 Fieldbus coupler/controller
2 Ex i supply module (750-606, 750-625/000-001)
3 Ex i I/O modules
4 End module
U System supply (24 VDC)
S
U Field supply (24 VDC)
F1
U Field supply 2 (24 VDC)
F2
750-606 with electronic fuse and diagnostics
*)
750-625/000-001 with electronic fuse, no diagnostics
Connect Devices 113
*)
Version 1.1.0, valid from FW Version 02
Manual