VEGA SOLITRAC 31 4 … 20 mA_HART - four-wire - Manual (Page 21)

21
5 Connecting to power supply
SOLITRAC 31 • 4 … 20 mA/HART - four-wire
40090-EN-131119
5 6 7 8
2
3
4
1 2 +
( ) (-)
1
Fig. 10: Adjustment and connection compartment (Ex-ia) with instruments with
intrinsically safe current output
1 Terminals for intrinsically safe signal output 4 … 20 mA/HART active (not on
versions with Ex-d approval)
2 Contact pins for the display and adjustment module or interface adapter
3 Terminals for the external display and adjustment unit
4 Ground terminal
Adjustment and connec-
tion compartment - In-
struments with intrinsi-
cally safe current output