RKI Instruments 65-2301RKSS Series Operator's Manual

Toxic detector

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65-2301RKSS
Toxic Detector
Operator's Manual
Part Number: 71-0273RK
Revision: A
Released: 7/17/19
www.rkiinstruments.com

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Summary of Contents for RKI Instruments 65-2301RKSS Series

  • Page 1 65-2301RKSS Toxic Detector Operator’s Manual Part Number: 71-0273RK Revision: A Released: 7/17/19 www.rkiinstruments.com...
  • Page 2 WARNING Read and understand this instruction manual before operating detector. Improper use of the detector could result in bodily harm or death. Periodic calibration and maintenance of the detector is essential for proper operation and correct readings. Please calibrate and maintain this detector regularly! Frequency of calibration depends upon the type of use you have and the sensor types.
  • Page 3 Product Warranty RKI Instruments, Inc. warrants gas alarm equipment sold by us to be free from defects in materials, workmanship, and performance for a period of one year from date of shipment from RKI Instruments, Inc. Any parts found defective within that period will be repaired or replaced, at our option, free of charge.
  • Page 4: Table Of Contents

    Table of Contents Overview ............. 5 Specifications.
  • Page 5: Overview

    Overview This manual describes the 65-2301RKSS toxic detector. This manual also describes how to install, start up, maintain, and calibrate the toxic detector when used with a gas monitoring controller. A parts list at the end of this manual lists replacement parts and accessories for the toxic detector. The 65-2301RKSS detector can be used for various target gases which are listed in Table 1 below.
  • Page 6: Description

    Description This section describes the components of the 65-2301RKSS. The 65-2301RKSS includes the 65-2300RK toxic detector and a junction box. Figure 1 below shows the components of the 65-2301RKSS. 3/4 NPT Conduit Hub Tex t Oriented Thi s Way Locking Set Screw Stainless Steel Junction Box Toxic Detector...
  • Page 7: Junction Box

    Detector Housing Body The detector housing body protects the electronic components within the housing. Use the mounting threads at the top of the housing to screw the toxic detector into a 3/4 NPT hub. Two wires extend from the top of the detector housing body. Use these wires to connect the toxic detector to a controller. One of the wires is black and one of the wires is color coded depending on the detector type.
  • Page 8: Wiring The Toxic Detector To A Controller

    3.66 3.15 3/4 NPT 2.40 Conduit H ub Tex t Oriented .20 D ia. x .45 This Way Slot, 2X 10.00 Max Junction Toxic Detector 1.10 Figure 3: Outline & Mounting Dimensions, 65-2301RKSS At the mounting site you select, hang or mount the junction box with the detector facing down (see Figure 3).
  • Page 9 Connect the two wires to the detector using the terminal block. CAUTION: If using shielded cable, leave the drain wire insulated and disconnected at the detector. You will connect the opposite end of the cable’s drain wire at the controller. Secure the junction box cover to the junction box.
  • Page 10: Startup

    Start Up This section describes procedures to start up the toxic detector and place the detector into normal operation. Introducing Incoming Power Complete the installation procedures described earlier in this manual. Verify that the power wiring to the controller is correct and secure. Refer to the controller operator’s manual.
  • Page 11: Troubleshooting

    Troubleshooting The troubleshooting guide describes symptoms, probable causes, and recommended action for problems you may encounter with the toxic detector. NOTE: This troubleshooting guide describes detector problems only. See the controller operator’s manual for problems you may encounter with the controller. Fail Condition Symptoms •...
  • Page 12: Replacing Components Of The Toxic Detector

    If the calibration/response difficulties continue, replace the plug-in sensor as described later in this section. If the calibration/response difficulties continue, contact RKI Instruments, Inc. for further instruction. Replacing Components of the Toxic Detector This section includes a procedure to replace the plug-in toxic sensor and one to replace the entire toxic detector assembly.
  • Page 13: Calibration Frequency

    Although there is no particular calibration frequency that is correct for all applications, a calibration frequency of every 3 months is adequate for most toxic detector applications. Unless experience in a particular application dictates otherwise, RKI Instruments, Inc. recommends a calibration frequency of every 3 months for the toxic detector.
  • Page 14: Calibration

    Sulphur Dioxide (SO 81-1138RK 81-1051RK, 0.5 LPM WARNING: RKI Instruments, Inc. recommends that you dedicate a regulator for use with chlorine ) gas and that you do not use that dedicated regulator for any other gases, particularly hydrogen sulfide (H WARNING: Not using the recommended calibration cup, sample flowrate, and specified flow direction (for 81-1138RK calibration cup only) will result in an inaccurate calibration.
  • Page 15: Setting The Zero (Fresh Air) Reading

    NOTE: If you can verify that the toxic detector is in a fresh air environment, you do not need to apply zero air to the detector before adjusting the fresh air reading. Put the controller into its calibration program. See the controller operator’s manual for instructions to enter the calibration program.
  • Page 16: Parts List

    Parts List Table 3 lists replacement parts and accessories for the toxic detector. Table 3: Parts List Part Number Description 06-1283RK Calibration kit sample tubing, 3 foot Teflon w/flexible tubing on ends 07-0125RK Detector housing cap gasket 07-7151RK O-ring for junction box 10-5153RK Lid locking set screw for junction box 18-0416RK-11...
  • Page 17 Table 3: Parts List Part Number Description 81-0192RK-04 Calibration cylinder, 2 ppm Cl in nitrogen, 34 liter aluminum 81-0196RK-02 Calibration cylinder, 10 ppm HCN in nitrogen, 58 liter 81-0196RK-04 Calibration cylinder, 10 ppm HCN in nitrogen, 34 liter aluminum 81-1050RK Regulator with gauge and knob, 0.5 LPM, for 17 liter and 34 liter steel calibration cylinders (cylinders with external threads), used for 34 liter zero air cylinder only 81-1051RK...
  • Page 18 Table 3: Parts List Part Number Description ESM-K01D-CL2-10 ESM-01 plug in sensor, 0 - 10.0 ppm chlorine, diffusion type only 18 • 65-2301RKSS Toxic Detector...

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