AHT639 – Process Deviation Input Trip Amplifier

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About Amelec

AHT Series

The AHT639 is our process deviation input trip amplifier with dual trips suitable for SIL 1, 2 & 3 applications

  • Supply voltage 21 to 30Vdc
  • Input DC current/voltage can be specified in the range of:
    Current up to 100mA max (Passive)
    Voltage 0.4 to 100v max
    Typical input: 4-20mA (passive)
  • Output each Trip output is a changeover contact rated at 250VAC, 2A, 100VA (resistive)

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