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Hochiki ESP Analogue Dual Input Module With DIN Option



Model CHQ-DIM2(SCI) is a Dual Input Module designed to interface to a variety of inputs such as door contacts, sprinkler flow/door switches and plant equipment. Also available as a DIN Rail mountable version; both models feature an integral short-circuit isolator. A back box is also available (CHQ-BACKBOX) which, when used in conjunction with the CHQ-DIM2(SCI), increases the IP rating to IP65. 

Key Features

  • Single Loop Address
  • Loop Powered
  • 2 Independent Inputs for Monitoring of Volt Free Contacts
  • Each Input can be Configured to Monitor either Normally Open or Normally Closed contacts
  • DIN-Rail version available
  • Both models feature an integral SCI
  • Both models approved by LPCB


  • Operating Voltage : 17-41VDC
  • Current in Short Circuit : 8mA
  • Current Consumption : 22mA +- 20% (Polling) 4.3mA (Both Inputs Active)


Additional information

Weight 0.1 kg

Standard, DIN Rail

Device Type



System Type

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