Related Manuals for RKI 65-2335RK
Summary of Contents for RKI 65-2335RK
- Page 1 65-2335RK Carbon Monoxide Transmitter Operator’s Manual Part Number: 71-0177RK Revision: A Released: 1/20/20 RKI Instruments, Inc. www.rkiinstruments.com...
- Page 2 Frequency of calibration depends upon the type of use you have and the sensor types. Typical calibration frequen- cies for most applications are between 3 and 6 months, but can be required more often or less often based on your usage. 65-2335RK CO Transmitter...
- 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.
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Page 4: Table Of Contents
Parts List ..............19 65-2335RK CO Transmitter... -
Page 5: Overview
WARNING: When using the 65-2335RK, you must follow the instructions and warnings in this manual to assure proper and safe operation of the 65-2335RK and to minimize the risk of personal injury. Be sure to maintain and periodically calibrate the 65-2335RK as described in this manual. -
Page 6: Description
It consists of the CO detector, amplifier, and junction box. Controller Terminal Strip Factory Adjust Pot Span Pot Zero Pot Amplifier + Test Point (Red) - Test Point (Black) Detector Terminal Strip J-Box CO Detector Figure 1: CO Transmitter Component Location 6 • 65-2335RK CO Transmitter... -
Page 7: Co Detector
The plug-in sensor is secured in the detector assembly by the housing cap. Through a series of chemical and electrical reactions, the sensor produces an electrical output that corresponds to the detection range of the detector. 65-2335RK CO Transmitter • 7... -
Page 8: Amplifier
The black test point in the lower left corner is the negative (-) test point and the red test point below the zero pot is the positive (+) test point. 8 • 65-2335RK CO Transmitter... -
Page 9: Junction Box
Select a site that is at normal breathing level. 3.10 3/4 NPT Fem ale 3.65 6.8 M ax Rubber Spacers J-Box CO Detector 1 1/2-20 Thread for Calibration Cup Figure 3: Mounting the CO Transmitter 65-2335RK CO Transmitter • 9... -
Page 10: Wiring The Co Transmitter To A Controller
CAUTION: Do not route power and transmitter wiring through the same controller conduit hub. The power cable may disrupt the transmission of the transmitter signal to the controller. 11. Connect the wires to the applicable detector/transmitter terminal strip at the controller as shown in Figure 4. 10 • 65-2335RK CO Transmitter... -
Page 11: Startup
Figure 4: Wiring the CO Transmitter to a Controller 12. If shielded cable is used, connect the cable’s drain wire to an available chassis (earth) ground at the controller. RKI controllers typically have a ground stud that can be used to ground the cable’s drain wire. -
Page 12: Setting The Zero Signal
The procedure below describes applying zero emission air, usually called zero air, using a calibration kit that includes a calibration cup, calibration gas, sample tubing, and a fixed flow regulator with an on/off knob. RKI Instruments, Inc. recommends using a 0.5 LPM (liters per minute) fixed flow regulator. -
Page 13: Maintenance
6. If the fail condition continues, detector housing contact RKI for further body. instruction. • The transmitter’s zero reading is low enough to cause a fail condition. • The transmitter is malfunctioning. 65-2335RK CO Transmitter • 13... -
Page 14: Replacing Components Of The Co Transmitter
1. Turn off the controller. 2. Turn off or unplug power to the controller. 3. Unscrew the detector housing cap from the detection housing body. Make sure not to lose the cap gasket. 14 • 65-2335RK CO Transmitter... - Page 15 9. Carefully plug the replacement plug-in sensor into the four-socket pattern that is located in the top section of the detector housing. 10. Make sure the cap gasket is in place and screw the detector housing cap back onto the detector housing body. 65-2335RK CO Transmitter • 15...
- Page 16 7. Place the new amplifier in the same position as the old amplifier. A foam gasket that orients the amplifier and keeps it from rotating is installed on the bottom of the amplifier. Make sure the amplifier is seated flat in the junction box. 16 • 65-2335RK CO Transmitter...
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Page 17: Calibration Frequency
It describes the test using a calibration kit that includes a calibration cup, calibration gas, sample tubing, and a fixed flow regulator with an on/off knob. RKI Instruments, Inc. recommends using a 0.5 LPM (liters per minute) fixed flow regulator. -
Page 18: Setting The Zero Reading
4. When the display reading falls below the alarm setpoints, return the controller to normal operation. 5. Verify that the controller display reading decreases and stabilizes at 0 ppm. 6. Store the components of the calibration kit in a safe and convenient place. 18 • 65-2335RK CO Transmitter... -
Page 19: Parts List
65-2335RK CO transmitter, non-explosion proof, includes detector and amplifier 65-2496RK CO replacement detector, includes sensor 71-0177RK 65-2335RK Operator’s Manual (this document) 81-0064RK-01 Calibration cylinder, 50 PPM CO in air, 34 liter steel 81-0076RK-01 Zero air calibration cylinder, 34 liter steel 81-1050RK Regulator, with gauge and knob, 0.5 LPM, for 17 liter and 34 liter steel...
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