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224DA/DB, 724DA/DB Four Channel (w/failsafe output)

Features & Benefits

• FAULT indicator and DETECT indicator for each channel.
• TS 2 type output on "DB" models.
• Advanced digital microprocessor design.
• Each loop is sequentially scanned to minimize crosstalk and reduce power consumption.
• Front panel capability for selection of four loop
frequencies, eight sensitivity levels, and two operating modes (pulse or presence).
• Four solid state outputs.
• Programming of the detector is accomplished by DIP switches for sensitivity, frequency, and mode selections.
• Two front panel light emitting diodes (LED) provided for each channel.
• Each loop circuit is continuously monitored to detect intermittents and other faults.
• The Winky-Blink™ loop monitor remembers and indicates intermittent and failed loops.
• Meets all applicable NEMA specs and the California/New York 20 Joules lightning test.

    

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