VEGA VEGAMET 515 - Manual (Page 6)

6 VEGAMET 515
1.4 Technical data
Power supply
Operating voltage U
nom
= 20 … 53 V AC, 50/60 Hz
= 20 … 72 V DC
Power consumption approx. 6 VA or approx. 4 W
Meas. data input
Number 2 inputs
Type of input active two-wire input, analogue (sensor is
powered by VEGAMET)
Range 4 … 20 mA
Possible sensors (loop powered) capacitive electrodes, pressure transmitters,
process pressure transmitters,
differential pressure transmitters
Voltage
- at 4 mA
approx. 18 V DC
- at 20 mA approx. 15 V DC
Current limitation at approx. 26 mA, short-circuit proof
Detection line break < 3.6 mA
Detection short-circuit > 21 mA
Min. adjustment delta 2 % of the adjusted sensor values
Connection cable 2-wire standard cable (screening recom-
mended)
max. resistance per wire 35
Ω
Resolution 1 µA
Linearity error 0.025 % at 4 … 20 mA
Temperature error 0.04 %/10 K at 4 … 20 mA
Correction signal input
Number 2 inputs
Function switching signal for triggering corrections or
special relay modes via external switching
contact
Voltage 5 V (from instrument)
Current 5 mA
External cable resistance
≤
150
Ω
Current output
Number 3 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)
Product description