F 6221 (0625)
314
2.1.6 Variant C1: Mono supply, redundant current measuring, wiring via cable
• Redundant operation with transmitter supply for channels 1 to 6
• For channels 7 and 8 see note below
• Cable type: Z 7063/6221/ExCn/ITI/R2 part number 93 6221 103
Figure 5: Mono supply, redundant current measuring, wiring via cable
Note In this wiring variant, the first six channels of the F 3325 module are
always used for passive transmitters. Channels 7 and 8 are used for
active transmitters (see Variant C2).
93 6221 103
93 6221 103
d18
d18
50
Ω
TC1+
TC6+
I1+
I6+
I-
TC1+
TC6+
I1+
I6+
I-
I f(A)
10 m max.
length
Ter minal
Not safety-related EEX transmitter supply
Safety-related EEX measuring module
Cable plug
measuring module
physical
variable
Safety-related EEX measuring module
2m
max. length
Cable plug
measuring module
Cable plug
transm. supply module