
RKI Instruments, Inc.www.rkiinstruments.com65-2427RK-05Hydrogen Sulfide DetectorOperator’s ManualPart Number: 71-0227RKRevision: 0Released: 7/18/14
6 • 65-2427RK-05 H2S Detector4. Guide a two-conductor, shielded cable or two wires in conduit through an unused conduit hub of the junction box. Use
65-2427RK-05 H2S Detector • 79. If using shielded cable, connect the cable’s drain wire to an available chassis ground at the controller. RKI control
8 • 65-2427RK-05 H2S DetectorMaintenanceThis section describes maintenance procedures. It includes preventive maintenance, troubleshooting, and comp
65-2427RK-05 H2S Detector • 95. Unscrew the calibration cup from the H2S detector.6. When the controller display reading falls below the alarm setpoi
10 • 65-2427RK-05 H2S DetectorReplacing Components of the H2S DetectorThis section includes a procedure to replace the H2S sensor and the entire det
65-2427RK-05 H2S Detector • 118. Reinstall the junction box cover.9. Turn on or plug in power to the controller.10. Turn on the controller and place
12 • 65-2427RK-05 H2S DetectorSetting the Zero ReadingNOTE If you can verify that the H2S detector is in a fresh air environment, you do not need to
65-2427RK-05 H2S Detector • 13Parts ListTable 5 lists replacement parts and accessories for the H2S detector.Table 3: Parts ListPart Number Descripti
65-2427RK-05 H2S DetectorWARNINGRead and understand this instruction manual before operating instrument. Improper use of the detector could result in
65-2427RK-05 H2S Detector Product WarrantyRKI Instruments, Inc. warrants gas alarm equipment sold by us to be free from defects in materials, workman
65-2427RK-05 H2S DetectorTable of ContentsOverview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
65-2427RK-05 H2S Detector • 1OverviewThis manual describes the 65-2427RK-05 hydrogen sulfide (H2S) detector. This manual also describes how to instal
2 • 65-2427RK-05 H2S DetectorDescriptionThis section describes the components of the 65-2427RK-05 H2S detector. The 65-2427RK-05 consists of the 65-
65-2427RK-05 H2S Detector • 365-2423RK-05 H2S DetectorThe 65-2423RK-05 H2S detector consists of the detector housing body, detector housing cap, cap
4 • 65-2427RK-05 H2S DetectorJunction BoxThe junction box allows you to install the detector at a mounting site that is remote from a controller, an
65-2427RK-05 H2S Detector • 5Figure 3: Outline & Mounting Dimensions2. At the monitoring site you select, hang or mount the junction box with the
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