Showing 847–848 of 848 results

  • RKI Instruments SD-705RID

    $1.453

    Dual alarm contacts provided Simple adjustment with magnetic control key Non-dispersive infrared absorption (NDIR) method applied Remote detector connection capability Simple one man calibration Self-diagnostic by internal microprocessor Stable reading and good gas selection by NDIR Free from interference of inert gas and H2 Back-lit LCD provided This is a flame proof gas detector for LEL level detection of methane and many other hydrocarbons Powered by 24 VDC, the unit has a 4-20mA output for communication to outside controllers, for additional external readouts or alarming devices Gas concentration is read through window, and adjustable dual alarm contacts are provided for activation of external buzzer or alarm light.

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  • RKI Instruments SD-805RID-HEX

    $1.265

    For combustible and toxic gases Automatic zero correction function, self-diagnosis Explosion proof housing, IP65 ingress class A simple magnetic control key is placed over clear marked positions on the surface plate to test and adjust the instrumentwithout opening the transmitter/detector head Dual alarm contacts and trouble alarm contact are provided for activation of external buzzer or alarm light. Powered by 24 VDC, the unit has a 4-20mA output for communication to outside controllers, for external readouts or alarming devices

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