The Endress+Hauser Group

Media center

Endress+Hauser Events

Your career with Endress+Hauser

E-direct Shop

E-direct compliments our traditional offering by providing you with a quick, effective way to purchase easy-to-configure, entry-level instrumentation.

E-direct Shop

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

Contact

Endress+Hauser (Ireland) Ltd.
Embassy Office Park Exchequer House Kill County Kildare , Ireland
Tel.: +353 (45) 98 92 00
Fax: +353 (45) 86 81 82
Send email
Online Tools