VEGA VEGATRENN 544 Ex - Manual (Page 4)

4 VEGATRENN 544 Ex
Fig. 1.1 Level measurement
A
A
A
Product description
Exemplary application
1.2 Application
Application: Level
Sensor: Range 4 … 20 mA
Hydrostatic pressure transmitter
Process pressure transmitter
Differential pressure transmitter
Parameter: MST1 4 … 20 mA neutral parameter
1.3 Approval
Ex-approval
For hazardous areas, certification to CENELEC defined in conformity certificate
PTB-no. Ex-95.D.2145 X.
Ex-area Not-Ex-area
intrinsically safe
circuit
Ex-Sensor
4 … 20 mA
VEGATRENN 544 Ex
Measuring point MST processing
- Current output
- Volt output
- DISBUS
- Fail safe relay
Parameter
- 4 … 20 mA neutral parameter