Supplement; Technical Data - VEGA VEGAMET 381 Ex Betriebsanleitung

9

Supplement

9.1

Technical data

Note for approved instruments
The technical data in the respective safety instructions are valid for approved instruments (e.g. with
Ex approval). In some cases, these data can differ from the data listed herein.
General data
Series
Weight
Housing material
Connection terminals
Ʋ Type of terminal
Ʋ Max. wire cross-section
Voltage supply
Operating voltage
Ʋ Nominal voltage AC
Ʋ Nominal voltage DC
Max. power consumption
Sensor input
Number of sensors
Type of input (switchable)
Ʋ mode active
Ʋ mode passive
Measured value transmission
Deviation
Ʋ Accuracy
Terminal voltage mode active
Current limitation mode active
Internal resistance mode passive
Detection line break
Detection shortcircuit
Adjustment range
Ʋ Empty adjustment
Ʋ Full adjustment
Ʋ min. adjustment delta
Connection cable to the sensor
Relay outputs
Quantity
VEGAMET 381 Ex • 4 ... 20 mA signal conditioning instrument
Instrument for mounting into front panel, switching cabi-
net or housing
400 g (0.882 lbs)
plastic ABS/POM
Screw terminal
1.5 mm² (AWG 16)
24 ... 230 V (-15 %, +10 %) 50/60 Hz
24 ... 65 V DC (-15 %, +10 %)
12.4 VA, 4 W
1 x 4 ... 20 mA
Sensor is powered by VEGAMET 381 Ex
Sensor has an own power supply
4 ... 20 mA
±20 µA (0.1 % of 20 mA)
20 ... 15 V at 4 ... 20 mA
30 mA
< 250 Ω
≤ 3.6 mA
≥ 21 mA
3.8 ... 20.2 mA
4.1 ... 20.5 mA
300 µA
two-wire standard cable (screening recommended)
2 x operating relay, 1 x fail safe relay
9 Supplement
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