VEGA VEGASON 65 4 … 20 mA_HART four-wire - Manual (Page 27)

3
1
2
3 4 1 2
L 1 N
4... 20mA I S
GND
Fig. 22: Connection compartment, double chamber housing
1
Spring-loaded terminals for signal output
2 Ground terminal for connection of the ground conductor and screen
3 Spring-loaded terminals for voltage supply
4 ... 20 mA
PE
/ L
/ N
L1 N GND
1 2
1 2 3 4
4...20mA IS
Fig. 23: Wiring plan, double chamber housing
1
Power supply
2 Signal output
5.4 Switch on phase
A fter connecting VEGASON 65 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
Connection compart-
ment
Wiring plan
Switch on phase
VEGASON 65 • 4 … 20 mA/HART four-wire 27
5 C onnecting to power supply
28782
-
EN
-081127