VEGA VEGAMET 624 - Manual (Page 47)

47
11 Supplement
VEGAMET 624 • 4 … 20 mA/HART
28969-EN-130701
11 Supplement
11.1 Technical data
General data
Series
Module unit with plug-in socket for mounting on carrier
rail (35 x 7.5 according to DIN EN 50022/60715)
Weight 500 g (1.10 lbs)
Housing materials Noryl SE100, Lexan 920A
Socket materials Noryl SE100, Noryl SE1 GFN3
Connection terminals
Ʋ Type of terminal Screw terminal
Ʋ Max. wire cross-section 1.5 mm² (AWG 16)
Voltage supply
Operating voltage
20 … 253 V AC, 50/60 Hz, 20 … 253 V DC
Max. power consumption 12 VA; 7.5 W
Sensor input
Number of sensors
1 x 4 … 20 mA (HART)
Type of input (selectable)
Ʋ Active input Sensor supply through VEGAMET 624
Ʋ Passive input Sensor has an own power supply
Measured value transmission (switchable)
Ʋ HART protocol digital for VEGA HART sensors
Ʋ 4 … 20 mA analogue for 4 … 20 mA sensors
Deviation
Ʋ Accuracy ±20 µA (0.1 % of 20 mA)
Terminal voltage
Ʋ Non-Ex version 28.5 … 22 V at 4 … 20 mA
Ʋ Ex version 19 … 15 V at 4 … 20 mA
Current limitation approx. 45 mA (26 mA with Ex)
Detection line break ≤ 3.6 mA
Detection shortcircuit ≥ 21 mA
Adjustment range 4 … 20 mA sensor
Ʋ Empty adjustment 2.4 … 21.6 mA
Ʋ Full adjustment 2.4 … 21.6 mA
Ʋ min. adjustment delta 16 µA
Adjustment range HART sensor
Ʋ Adjustment range ± 10 % of sensor measuring range
Ʋ min. adjustment delta 0.1 % of sensor measuring range
Connection cable to the sensor two-wire screened standard cable