Humidity, Analytical and Gas Detection • Industrial Fixed Gas Detection
Gas Detection Controllers HA20 AND HA40
Models Description
The HA20 and HA40 controllers are designed to provide simultaneous display and alarm functions for two or four 4-20mA sensor transmitters. The 4-20mA inputs are standard equipped and ideal for interfacing to sensor transmitters that may be longdistances from the controller.
HA20 and HA40 controllers are also user friendly and easy to configure. A Graphic LCD Display shows monitored data as bar graphs, 30 minute trends and engineering units.
Features F
• Accepts inputs from up to two (HA20) or four (HA40) 4-20mA sensors transmitters. Internal power supply generates 24VDC and provides 15 watts total system power; optional 50 watts supply available. • 3 independent alarm levels per channel. Relay Acknowledge feature allows silencing of external audible devices during existing alarm conditions
Not all products are available in all areas.
Gas Detection Controllers HA71
Model Description
The Honeywell Analytics HA71 16 Channel Gas Detection Controller is designed to provide simultaneous display and alarm functions for up to 16 input variables.
Features
• Accepts up to 16 inputs from numerous sensor types • Inputs may be analog or Modbus allowing data retrieval via RS-485 – reducing wiring costs at installation • 8 channel display mode and option boards allow economica configuration of systems requiring only 8 channels or less • Cal Mode offers pushbutton zero/span calibration for direct sensor interface applications
Not all products are available in all areas.
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