ADM221 – Dual Output RTD/Temperature Process Input Signal Transmitter

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About Amelec


The ADM221 is a Dual Output RTD Temperature Signal Transmitter suitable for any BS EN 60751 PT100, PT130 or PT1000 2/3 wire RTD sensor connections. Provides 2x isolated process voltage or current outputs.

It is calibrated and manufactured within our high impact polycarbonate enclosure and is suitable for use in SIL1 and SIL2 rated safety instrumented system (SIS) loop applications (IEC61508), as 1oo1 architecture (HFT:0).

Furthermore the AMELEC standard 10 year warranty applies to this instrument.

More technical specifications can be found in the datasheet below and the drawings & dimensions are also available.

  • Input is any 2/3-Wire RTD with a temperature span >25⁰C
  • Outputs are any standard process current or voltage combination

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