VEGA VEGAMET 614V - Manual (Page 6)

6 VEGAMET 614V
Product description
1.4 Technical data
Power supply
Operating voltage / power consumption U
nom
= 90 … 250 V AC, 50/60 Hz / approx. 14
VA
= 90 … 250 V DC
Optional instrument version U
nom
= 20 … 72 V DC / 7 W
= 20 … 53 V AC, 50/60 Hz, 14 VA
Power supply with Ex approved instrument
Operating voltage / power consumption U
nom
= 20 … 250 V AC, 50/60 Hz / 14 VA
= 20 … 72 V DC / 5 W
Meas. data input
Number 1 input
Type of input active two-wire input, digital (VBUS) (sensor
powered by VEGAMET)
Sensor pressure transmitters, ultrasonic sensors and
radar sensors
Voltage approx. 25 V DC
Power limitation at approx. 4.5 W, short-circuit proof
Min. adjustment delta 2 % of sensor range (hydrostatic)
5 mm (ultrasonic, radar)
Connection cable 2-wire standard cable (screening
recommended)
max. cable length 1000 m
max. resistance per wire 15
Ω
Meas. data input with Ex approved instrument
Voltage approx. 15 V at 5 mA
approx. 13.5 V at 25 mA
Current limitation at 32 mA (short-circuit proof)
further data of the meas. data input the same as the instrument without Ex approval
Current output
Number 2 outputs
Function analogue output of the processing results
Range individually adjustable in the range of 0 … 20 mA
Load max. 500
Ω
Resolution 1 µA
Linearity error 0.05 % (relating to 20 mA)
Temperature error 0.05 %/10 K (relating to 20 mA)
Voltage output
Number 2 outputs
Function analogue output of the processing results
Range individually adjustable in the range of 0 … 10 V
Current max. 1 mA
Resolution 0.5 mV
Linearity error 0.05 % (relating to 10 V)
Temperature error 0.06 %/10 K (relating to 10 V)