VEGA VEGABAR 81 4 … 20 mA - Operating Instructions - Manual (Page 23)

23
5 Connecting to power supply
VEGABAR 81 • 4 … 20 mA
45025-EN-131010
1 2 3 4
6
3
4
1
2
5
Fig. 20: Connection of the sensor in the housing base
1 Brown
2 Blue
3 Yellow
4 White
5 Shielding
6 Breather capillaries
1 2 +
( ) (-)
4...20mA
2
3
1
Fig. 21: Electronics and connection compartment, single chamber housing
1 Voltage supply, signal output
2 For display and adjustment module or interface adapter
3 Ground terminal for connection of the cable screen
5.6 Switch-on phase
After connecting the instrument to power supply or after a voltage
recurrence, the instrument carries out a self-check for approx. 10 s:
•
Internal check of the electronics
•
Indication of the instrument type, hardware and software version,
measurement loop name on the display or PC
•
Indication of a status message on the display or PC
•
The output signal jumps to the set error current
Terminal compartment,
housing socket
Electronics and connec-
tion compartment