AST121N – RTD Input Temperature Signal Trip Amplifier

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About Amelec


The AST121N is our Thermocouple Temperature Signal Trip Amplifier with two trip output set points suitable for SIL 1, 2 & 3 applications

  • Input is our 2, 3 or 4 wire resistance temperature sensor. Third wire compensation is standard to overcome lead resistance variation.
  • Trip output is a double pole changeover contacts, rated at 250VAC, 2A, 100VA resistive

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