Vega FIBERTRAC 31 - Page 22

22
5 Connecting to power supply
FIBERTRAC 31 • Probus PA
43833-EN-170126
567
8
2
1
Fig. 9: Adjustment and connection compartment with non-Ex instruments and
instruments with non-intrinsically safe current output
1 Terminals for the external display and adjustment unit
2 Contact pins for the display and adjustment module or interface adapter
Instruments with intrinsically safe current output
You can nd detailed information on the explosion-protected versions
(Ex-ia, Ex-d) in the Ex-specic safety instructions. These safety
instructions are part of the scope of delivery and come with the Ex-
approved instruments.
6
8
9
4
5
7
1
2
3
1
1
24
/L
/N
PE
56
22
11
12
2122 1920 18 17 14 1316 15 12
Fig. 10: Electronics and terminal compartment (Ex-d) with instruments with
intrinsically safe current output
1 Voltage supply
2 Relay output
3 AdjustmentbusaddressforProbusPA
4 Signal input 4 … 20 mA (active sensor)
5 Switching input for NPN transistor
6 Switchinginputoating
7 Transistor output
8 Interface for sensor-sensor communication (MGC)
9 Setting the bus address for sensor-sensor communication (MGC)
2)
Adjustment and con-
nection compartment
- Non-Ex instruments and
instruments with non-
intrinsically safe current
output
Electronics and terminal
compartment - Instru-
ments with intrinsically
safe current output
2)
MGC = Multi Gauge Communication