|Item # CD-420
The CD-420 4-20 mA two-wire transmitter continuously monitors for toxic gas or O2 hazards in ambient air. Engineered with field-proven sensing and instrument technology, the CD-420 provides reliable early hazard warnings at an affordable price.
Advanced micro-power electronics deliver superior performance, eliminating false alarms and providing a direct linear output for compatibility to existing control systems. With a faster response time, the CD-420 provides reliable early hazard warnings at an affordable price.
Direct linear 4-20 mA output with a wide supply voltage range (12 to 35 volts DC)
Plug-in electrochemical sensor
Diagnostic signal transmission during system faults or sensor degradation
Field-selectable gases and measuring ranges
Power-up delay that eliminates startup alarms