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RNS221
Transmitter supply for DIN rail

Power supply for two 2 wire sensors or transmitters

  • Power supply RNS221 ©Endress+Hauser

The power supply has two galvanically isolated outputs for supplying voltage to sensors and transmitters. A built-in communication resistance enables bidirectional HART® communication with SMART sensors and transmitters.

Benefits

  • Galvanic isolation between all circuits

  • Sockets and built in 250 Ohm resistor for HART® communication

  • Wide-range power supply 20 to 250 V AC/DC, 50/60 Hz

  • Top hat DIN rail mounted housing to IEC 60715

Field of application

The unit supplies two 2 wire sensors or transmitters galvanically isolated. This is only valid for non-Ex areas.
Using the HART® communication sockets bi-directional communication to SMART transmitters, (for setting up etc.).

Features and specifications

Documents / Manuals / Software

Accessories / Spare parts

Predecessor / Successor

Predecessor: NX9120, NX9121

Success stories

Contact

Endress+Hauser Messtechnik GmbH+Co. KG
Colmarer Straße 6 79576 Weil am Rhein Germany
Tel.: +49 (0)7621 975-01
Fax: +49 (0)7621 975-555
Send email www.de.endress.com

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