5 wiring plan – version ip66/ip68, 1bar, 6 switch on phase – VEGA VEGAPULS 67 (≥ 2.0.0 - ≤ 3.8) 4 … 20 mA_HART two-wire User Manual
Page 30
5
.5 Wiring plan - version IP 66/IP 68, 1 bar
+
-
1
2
Fig. 25: Wire assignment connection cable
1
brown (+) and blue (-) to power supply or to the processing system
2
Shielding
5
.6 Switch on phase
A
fter connecting VEGAPULS 67 to power supply or after a voltage
recurrence, the instrument carries out a self-check for approx. 30
seconds:
l
I
nternal check of the electronics
l
I
ndication of the instrument type, the firmware as well as the
sensor TAGs (sensor designation)
l
O
utput signal jumps briefly (approx. 10 seconds) to the set fault
current
T
hen the corresponding current is outputted to the cable (the value
corresponds to the actual level as well as the settings already carried
out, e.g. factory setting).
Wire assignment con-
nection cable
Switch on phase
30
VEGAPULS
67 • 4 … 20
mA/HART two-wire
5 C
onnecting to power supply
32938
-EN
-100514