Specifications

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DevicesC.19Systems 8/01/201152-1002-8.1
EQ2200DCUEX Series Digital Communication Unit
EQ2200DCUEX Series Digital Communication Unit (Spec Sheet: 90-1118) is a digital
communication unit for catalytic combustible gas sensors (CGS). The DCUEX digitizes the
analog signal and transmits the value to the controller.
• Compliance to ANSI/ISA-12.13.01 and CSA 22.2 #154, for combustible gas
• One person non-intrusive calibration
• Alarm setpoints adjustable via network
• Alarm history stored in non-volatile memory
• Calibration history stored in nonvolatile memory
• Active fault isolation
• Self diagnostics
• Detector can be close-coupled or separated
• Supports sensor separation
KEY:
= Required
= Option
= Choice Required
DETECTORS
CONTROLLER
EQ22XXDCUEX
Digital
Communication
Unit
Model STB
Sensor
Termination and
Separation Box
CGS
Combustible
Gas Sensor
EQ30XX
Controller