7 switch-on phase – VEGA VEGAPULS 62 (≥ 2.0.0 - ≥ 4.0.0) 4 … 20 mA_HART - two-wire User Manual
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32
5 Connecting to power supply
VEGAPULS 62 • 4 … 20 mA/HART - two-wire
36503-EN-121011
4...20mA
2
1
2
+
( )
(-)
1
Fig. 30: Connection compartment, Ex-d double chamber housing
1 Voltage supply, signal output
2 Ground terminal for connection of the cable screen
3
4
1
2
Fig. 31: Top view of the plug connector
1 Pin 1
2 Pin 2
3 Pin 3
4 Pin 4
Contact pin
Colour connection ca-
ble in the sensor
Terminal, electronics
module
Pin 1
Brown
5
Pin 2
White
6
Pin 3
Blue
7
Pin 4
Black
8
5.6 Wiring plan - version IP 66/IP 68, 1 bar
1
2
Fig. 32: Wire assignment fix-connected connection cable
1 brown (+) and blue (-) to power supply or to the processing system
2 Shielding
5.7 Switch-on phase
After connecting the instrument to power supply or after a voltage
recurrence, the instrument carries out a self-check for approx. 30 s:
•
Internal check of the electronics
Connection compartment
Plug M12 x 1 for external
indicating and adjust-
ment unit
Wire assignment, con-
nection cable