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61-1007RK/61-0198RK Combustible Gas Detector • 1

Overview

This manual describes the 61-1007RK CO

2

 (carbon dioxide) detector. This manual also 

describes how to install, start up, maintain, and calibrate the detector when used with a 
gas monitoring controller. A parts list at the end of this manual lists replacement parts and 
accessories for the CO

2

 detector.

The 61-1007RK CO

2

 detector includes a junction box. This manual may also be used for 

the 61-0198RK CO

2

 detector which does not include a junction box and is normally 

mounted in one of a controller’s conduit hubs and factory wired to the controller. If you 
are using a 61-0198RK CO

2

 detector, disregard all references to the junction box and 

junction box terminal block.

Specifications

Table 1 lists specifications for the CO

2

 detector.

WARNING: When using the 61-1007RK, you must follow the instructions and warnings 

in this manual to assure proper and safe operation of the 61-1007RK and to 
minimize the risk of personal injury. Be sure to maintain and periodically 
calibrate the 61-1007RK as described in this manual.

Table 1: 61-1007RK Specifications

Detection Range

With Junction Box
61-1007RK-02: 0 - 5,000 ppm CO

2

61-1007RK-03: 0 - 5% Volume CO

2

61-1007RK-05: 0 - 50% Volume CO

2

61-1007RK-10: 0 - 100% Volume CO

2

Without Junction Box
61-0198RK-02: 0 - 5,000 ppm CO

2

61-0198RK-03: 0 - 5% Volume CO

2

61-0198RK-05: 0 - 50% Volume CO

2

61-0198RK-10: 0 - 100% Volume CO

2

Area Classification

Explosionproof for Class I, Groups B, C, and D

Sampling Method

Diffusion

Response Time

90% in 45 seconds 

Accuracy

± 5% of reading or ± 2% of full scale (whichever is greater)

Summary of Contents for 61-0198RK

Page 1: ...www rkiinstruments com 61 1007RK 61 0198RK CO2 Detector Operator s Manual Part Number 71 0200RK Revision A Released 4 12 11...

Page 2: ...riodic 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 th...

Page 3: ...eplacement 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 REPRESENTATIO...

Page 4: ...tor 4 Wiring the CO2 Detector to a Controller 5 Startup 7 Introducing Incoming Power 7 Setting the Zero Signal 7 Maintenance 8 Preventive Maintenance 8 Troubleshooting 9 Replacing the CO2 Detector 10...

Page 5: ...x and junction box terminal block Specifications Table 1 lists specifications for the CO2 detector WARNING When using the 61 1007RK you must follow the instructions and warnings in this manual to assu...

Page 6: ...the 61 1007RK 10 which has a detection range of 0 100 volume The detector is an infrared type of detector This section describes the components of the 61 1007RK and 61 0198RK detectors The 61 1007RK...

Page 7: ...ignal reaches the controller Housing Cap Cap Gasket The housing cap screws onto the detector housing It retains the plug in sensor and protects it from damage A foam gasket is installed inside the hou...

Page 8: ...If you purchased a 61 0198RK detector that is factory installed in and factory wired to a controller detector installation is not necessary Mounting the CO2 Detector 1 Select a mounting site that is...

Page 9: ...e or four wires in conduit through the top conduit hub of the junction box Use appropriate conduit fittings and construction technique for the environmental rating of the junction box The junction box...

Page 10: ...f using shielded cable connect the cable s drain wire to an available chassis ground at the controller RKI controllers typically have a ground stud that is a convenient grounding location Controller L...

Page 11: ...kit that includes a calibration cup a calibration cylinder of 100 nitrogen sample tubing and a 0 5 LPM liters per minute fixed flow regulator with an on off knob 1 Screw the calibration cup onto the...

Page 12: ...ing device during the response test procedure NOTE Performing a response test on the CO2 detector may cause alarms Be sure to put the controller into its calibration program or disable external alarms...

Page 13: ...ting The troubleshooting guide describes symptoms probable causes and recommended action for problems you may encounter with the CO2 detector NOTE This troubleshooting guide describes detector problem...

Page 14: ...CAUTION The plug in sensor contains electrolyte which is a dilute acid Do not disassemble the sensor when replacing it with a new one If sensor electrolyte comes in contact with your skin wash affecte...

Page 15: ...a controller in a junction box disconnect the detector leads from the terminal block in the junction box Note the position of the color coded leads as you remove them 5 Unscrew the detector from the...

Page 16: ...des procedures to prepare for calibration set the zero reading set the response reading and return to normal operation WARNING The controller is not an active gas monitoring device during the calibrat...

Page 17: ...he gas to flow to the detector for 1 minute 3 Turn the regulator s on off knob clockwise to close the regulator 4 Set the response reading according to the controller s operator s manual 5 Unscrew the...

Page 18: ...5040RK 03 CO2 replacement plug in sensor 0 5 Volume 61 5040RK 05 CO2 replacement plug in sensor 0 50 Volume 61 5040RK 10 CO2 replacement plug in sensor 0 100 Volume 71 0200RK 61 1007RK 61 0198RK CO2 D...

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