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Description
Application Area: Intrinsically-Safe and galvanically separated voltage supply for 4-20 mA sensors
VEGATRENN 149A Ex is used for galvanic separation, Intrinsically-Safe power supply as well as signal transmission of Ex approved 4-20 mA/HART sensors in hazardous areas.
The separate voltage supply ensures a reliable measured value transmission.
The VEGATRENN 149A Ex is used in all industries with Ex applications.
Features- Simple installation through carrier rail mounting
- Universally applicable Ex separators for all 4-20 mA/HART sensors
- Complete HART permeability enables free access to sensor settings
Configure
Specifications
Specifications
Brand
Ambient Temperature Range
- -20° to 50° C (-4° to 122° F)
Applications
- Galvanically Separated Voltage Supply of Ex Approved 4-20 mA Sensors
Approvals & Certifications
- ATEX II (1)G D [EEx ia] IIC
- CE
- CSA
- EN 50022
- Ex
- FM
- GOST
- IEC
- SIL 2
Communication
- HART
Consumption
- 2.4 W, Max.
Dimensions
- 4.41” x 0.89” x 4.33” (112 x 22.5 x 110 mm)
Enclosure, Body Material
- Polycarbonate/ABS
Environmental Protection
- IP20
Input Impedance
- Ohms: 250
Loop Resistance
- 328 ohms (Inner Resistance)
- 450 ohms (with Communication Resistance)
- 700 ohms (without Communication Resistance)
Mounting
- Carrier Rail
Output
- 4-20 mA
Power
- Po ≤ 576 mW
Storage Temperature
- -40° to 70° C (-40° to 158° F)
Supply Voltage
- ± 0.2 V (At 20 mA)
- 16.7 V
- 20-253 Vac
- 20-253 Vdc
- 50/60 Hz
