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Multi color square RKI 73-0071 HCN monitor on white background

RKI Instruments 73-0071 HCN (Hydrogen Cyanide) Gas Monitor

Regular price
$568.25
Sale price
$459.97

  • RKI Instruments 73-0071 HCN (Hydrogen Cyanide) Gas Monitor No Sales Tax and Free Shipping, brand new from RKI Factory to your door in a factory sealed carton Smallest Toxic Gas Monitor

  • Features

    • Personal monitoring for HCN, NH3, NO2, PH3, or SO2
    • CO with H2 elimination
    • O2 / CO combo sensor
    • Operates 3,000 hours on alkaline
    • Pocket size 2.1”(W) x 2.6”(H) x 0.9”(D)
    • Light weight 2.8 ounces
    • Impact, dust, and water resistant (IP-67)
    • Replaceable rubber boot
    • Datalog 5 to 300 hours with adjustable intervals
    • Audible / visual / vibration alarms
    • Automatic backlight
    • Low battery alarm
    • Intrinsically safe, ATEX and C / US approvals
    • 3 Year warranty*
    • The 04 Series toxic single gas monitor is designed to operate for many years with field replaceable sensors and filters.The HCN, NO2, PH3, and SO2 versions can be operated continuously for at least 3,000 hours on (2) AAA size alkaline batteries. The 04 models have 2 preset alarms that are user adjustable. Each version is also equipped with visual, audible, and vibration alarms as standard.

    • Each 04 Series monitor is impact, dust, and water resistant with an IP-67 rating. 04 Series instruments are safe for use in hazardous locations, classified as intrinsically safe ATEX/IECEx and by QPS to U.S. and Canadian standards     for Class I, Division 1, Groups A, B, C, and D atmospheres.

      The replacement sensors are inexpensive, easily field replaceable, and are interchangeable with other popular RKI instruments like the GX-3R, GX-3R Pro, and GasWatch 3.9

    • Specifications

      Model Name SC-04 HCN SC-04 NO2 SC-04 PH3 SC-04 SO2 CO-04 (-H2) CX-04
      Gas Detected Hydrogen Cyanide Nitrogen Dioxide Phosphine Sulfur Dioxide Carbon Monoxide CO O2
      Detection Principle Electrochemical
      Part# 73-0071 73-0073 73-0079 73-0083 73-0067 73-0069
      Detection Range
      (Increments)
      0 ~ 30.0 ppm
      (0.1 ppm)
      0 ~ 20.00 ppm
      (0.05 ppm)
      0 ~ 20.00 ppm
      (0.01 ppm)
      0 ~ 100.0 ppm
      (0.05 ppm)
      0 ~ 2000 ppm
      (1 ppm)
      0 ~ 40%
      (0.1%)
      Alarm Set Points 1st: 5.0 ppm
      2nd: 10.0 ppm
      3rd: 30.0 ppm
      TWA: 4.7 ppm
      STEL: 10 ppm
      1st: 2.00 ppm
      2nd: b4.00 ppm
      3rd: 20.00 ppm
      TWA: 0.50 ppm
      STEL: 1.00 ppm
      1st: 0.30 ppm
      2nd: 0.60 ppm
      3rd: 0.60 ppm
      TWA: 0.30 ppm
      STEL: 1.00 ppm
      1st: 2.00 ppm
      2nd: 5.00 ppm
      3rd: 100.00 ppm
      TWA: 2.00 ppm
      STEL 5.00 ppm
      1st 25 ppm
      2nd 50 ppm
      3rd 1200 ppm
      TWA 25 ppm
      STEL 200 ppm
      L: 19.5 %
      LL: 18.0%
      H: 25.0 %
      Alarm Types Gas alarms: 1st, 2nd and 3rd (user adjustable), OVER alarm, STEL and TWA
      Trouble alarms: Sensor connection, low battery, circuit failure, and calibration range error
      Alarm Methods Gas alarm: Flashing LED’s, intermittent buzzer, flashing gas value, and vibration
      Trouble alarm: Flashing LED’s, intermittent buzzer, and display of error message
      STEL & TWA alarms: Flashing LED’s, intermittent buzzer, flashing gas value, and vibration
      Gas Sampling Diffusion
      Response Time T90 in 30 seconds
      Accuracy
      (which ever is greater)
      ± 10% of reading
      or ± 5 % of full scale
      < 300 ppm ± 5 % of reading
      > 300 ppm ± 20 % of reading
      < 25% ± 0.5 %
      > 25% ± 3.0 %
      Data Logging 10 second intervals = 10 hours, 5 minute intervals = 300 hours, 10 minute intervals = 600 hours
      Instrument records alarms, alarm trends, gas readings, calibration & bump test history, instrument information and settings.
      Battery Options Alkaline dry cell (2-AAA size)
      Continuous Operation 3,000 hours (at 25°C, no backlight) 6,200 hours 4,600 hours
      Safety Rating ATEX/IECEx approved. QPS classified, “C / US”, as intrinsically safe, Class I, Division 1, Groups A, B, C, D
      Enclosure Dust and water resistant with IP-67 rating
      Dimensions & Weight 2.1” W x 2.64” H x 0.94” D, (54 x 67 x 24 mm); 2.8 ounces (80 g)
      Display Digital LCD, gas name & concentration, auto backlighting during alarm, operation icon, battery icon
      Operating Temp. & Humidity -4°F ~ 122°F (-20°C ~ 50°C);
      Humidity below 90% RH (non-condensing)
      Standard Accessories • Rubber protective boot • Alligator clip • Data logging software
      • Alkaline batteries
      Optional Accessories • Calibration cap • Wrist strap
      • Calibration kit • Belt clip • Data logging download cable
      Special Functions • Manual backlight for LCD (automatically lit during alarm)
      • Peak hold, STEL & TWA
      Warranty

      3 year warranty on material and workmanship including sensors (1 year warranty for Ammonia and sensor)


  • If you need a configuration or any RKI product or accessory not shown on this site, just let us know and we will add it

    LIFE PROTECTORS IS AN AUTHORIZED WORLDWIDE FULL DISTRIBUTOR FOR ALL RKI PRODUCTS.  UNITS AND SENSORS HAVE A SHELF LIFE SO WE DO NOT STOCK AND WAIT FOR ORDERS.  YOUR ORDERS ARE SENT TO RKI IMMEDIATELY SO THEY CAN SHIP DIRECTLY TO YOUR DOOR. THAT WAY YOU WILL ALWAYS RECEIVE THE FRESHEST ITEMS. THESE ARE LIFE SAVING DEVICES AND WE WOULD DO IT NO OTHER WAY.  IF ANY QUESTIONS PLEASE DO NOT HESITATE TO CONTACT US.