RKI Instruments 65-2302 Operator'S Manual Download Page 1

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www.rkiinstruments.com

65-2302/65-2303

CT-7 Series

Toxic Detector

Operator’s Manual

Part Number: 71-0422

Revision: H

Released: 6/24/21

Summary of Contents for 65-2302

Page 1: ...www rkiinstruments com 65 2302 65 2303 CT 7 Series Toxic Detector Operator s Manual Part Number 71 0422 Revision H Released 6 24 21...

Page 2: ...c 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 typ...

Page 3: ...ment costs local repair costs transportation costs or contingent expenses incurred without our prior approval THIS WARRANTY IS EXPRESSLY IN LIEU OF ANY AND ALL OTHER WARRANTIES AND REPRESENTATIONS EXP...

Page 4: ...tartup 11 Introducing Incoming Power 11 Setting the Zero Fresh Air Signal 11 Maintenance 12 Preventive Maintenance 12 Troubleshooting 13 Replacing Components of the Toxic Detector 14 Calibration Frequ...

Page 5: ...he 65 2302 and 65 2303 detectors can be used for various target gases which are listed in Table 1 below Specifications WARNING Do not use this product in a manner not specified in this instruction man...

Page 6: ...manual Description This section describes the components of the 65 2302 and 65 2303 The 65 2303 includes the 65 2302 toxic detector and a junction box The 65 2302 does not include a junction box Figur...

Page 7: ...Housing Cap and Cap Gasket The housing cap screws onto the detector housing It retains the sensor and protects it from damage A foam gasket inside the housing cap seals against the face of the sensor...

Page 8: ...environment and wire the detector to a controller Mounting the Toxic Detector NOTE If you are installing a 65 2302 it does not include a junction box and is usually factory installed in one of a contr...

Page 9: ...n off the controller 2 Turn off or unplug power to the controller 3 If the detector is mounted remotely from a controller using the junction box proceed to step 4 If the detector is mounted directly t...

Page 10: ...ropriate conduit fittings and construction technique for the environmental rating of the controller RKI controllers are typically rated NEMA 4X CAUTION Do not route power and detector wiring through t...

Page 11: ...continue with the next section Setting the Zero Reading Setting the Zero Fresh Air Reading CAUTION If you suspect the presence of the target gas in the monitoring environment use the calibration kit a...

Page 12: ...troller operator s manual h Turn the regulator s on off knob clockwise to close it i Unscrew the regulator from the calibration cylinder j Unscrew the calibration cup from the detector For convenience...

Page 13: ...Verify that the detector wiring is correct and secure Confirm that the plug in sensor is installed properly Perform a zero fresh air adjustment A full calibration is recommended If the fail condition...

Page 14: ...f 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...

Page 15: ...w the replacement sensor to warm up for 15 minutes before you continue with the next step For ClO2 Allow the replacement sensor to warm up for 2 3 hours before you continue with the next step 10 Calib...

Page 16: ...tector from the controller conduit hub or junction box conduit hub 6 Guide the detector leads of the replacement detector through the controller conduit hub or junction box conduit hub then screw the...

Page 17: ...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 m...

Page 18: ...or RKI Instruments Inc recommends using a ClO2 generator to set the ClO2 detector s response reading The flow rate on the generator needs to be set to 0 5 LPM and RKI Instruments Inc recommends that 0...

Page 19: ...eading Span 1 Follow the directions in the controller operator s manual for setting the response span reading 2 For toxic gas cylinders like Cl2 NH3 etc it is important to vent the regulator while ins...

Page 20: ...m Cl2 with membrane 65 2052 01 Replacement plug in sensor 0 1 00 ppm 0 3 00 ppm and 0 5 00 ppm ClO2 with membrane 65 2053 01 Replacement plug in sensor 0 500 ppm NH3 with membrane 65 2054 01 Replaceme...

Page 21: ...er 2 ppm Cl2 in nitrogen 34 liter aluminum can be used to calibrate all Cl2 ranges 81 0196RK 02 Calibration cylinder 10 ppm HCN in nitrogen 58 liter 81 0196RK 04 Calibration cylinder 10 ppm HCN in nit...