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SMC Sentry IT 32 Channel Controller
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Powerful gas detection system controller.

SMC Sentry IT 32 Channel Controller

The SMC Sentry IT Controller is a powerful network-enabled hazardous gas detection system that operates up to 32 detectors and interfaces with devices over Modbus RTU, 4-20 mA, Sentry PSG Bus, and conventional dry contact. The embedded web application enables users to view important data remotely and provides connectivity into the Industrial Internet of Things (IIoT).

View Datasheet:

Features & Benefits:

  • GlobalCal™ - non-intrusively calibrate all connected sensors at the same time
  • SenseSafe™ - consistently monitor connected Sentry IT gas detection sensor performance for safety and maximum lifetime
  • Touch-Panel Computer - easily operate and configure intelligent data
  • Backup Battery - provides the desired stand-by power in the event of a power outage
  • Network Compatible with Modbus RTU, 4-20mA, and other sensor communications - easily install in a variety of field applications and obtain critical safety information wherever needed
  • Protocol Compatibility - seamlessly interface with external control systems using multiple supervisory protocols such as BACnet, Modbus TCP, LonWorks, and more
  • USB Flash Drive - quickly configure and upgrade new software
  • SMC Sentry Compatibility - interconnect with all SMC IT products, legacy Sentry products, and third party sensors and devices
  • Remote management - web browser interface
  • Mass storage - flash drive via USB port
  • 8 amp relays (5 amp standard)


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Based in Auckland, Accurate is one of the few 100% New Zealand owned and operated safety instrumentation companies in New Zealand today. This is in a market dominated by larger foreign owned companies, yet we continue to operate as a strong independent supplier to the NZ market.




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Mt Wellington
Auckland 1051

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Christchurch 8042