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Summary of Contents for RKI Instruments 65-2322-04SS
- Page 1 65-2322-04SS Oxygen Transmitter Operator’s Manual Part Number: 71-0481 Revision: P1 Released: 1/28/19 RKI Instruments, Inc. www.rkiinstruments.com...
- Page 2 Typical calibration frequencies for most applications are between 3 and 6 months, but can be required more often or less often based on your usage. 65-2322-04SS Oxygen Transmitter...
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Page 3: Product Warranty
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
Parts List ..............23 65-2322-04SS Oxygen Transmitter... -
Page 5: Overview
WARNING: When using the 65-2322-04SS, you must follow the instructions and warnings in this manual to assure proper and safe operation of the 65-2322-04SS and to minimize the risk of personal injury. Be sure to maintain and periodically calibrate the 65-2322-04SS as described in this manual. -
Page 6: Description
The detector junction box can be installed at the inaccessible location and the amplifier junction box can be installed in a more readily accessible area. Amplifier Terminal Strip Amplifier J-Box Detector J-Box Oxygen Detector Calibration Adapter/Splash Guard Figure 1: Component Location 6 • 65-2322-04SS Oxygen Transmitter... -
Page 7: Oxygen 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 a millivolt output that corresponds to the detection range of the transmitter. 65-2322-04SS Oxygen Transmitter • 7... -
Page 8: Calibration Adapter/Splash Guard
(oxygen free) output during the calibration procedure. Turn the adjustment screw clockwise to increase the zero output and counterclockwise to decrease the zero output. 8 • 65-2322-04SS Oxygen Transmitter... -
Page 9: Amplifier Junction Box
A cover on the front of the junction box allows access to the interior of the junction box. A locking set screw on the junction box cover allows you to secure the junction box cover and prevent it from being removed. 65-2322-04SS Oxygen Transmitter • 9... -
Page 10: Installation
Amplifier junction box dimensions are shown in Figure 4. Detector junction box dimensions are shown in Figure 5. Ø3.65 2.70 3/4 Conduit Hub 5.25 Rubber Spacer, 3/4 Conduit Hub Figure 4: Amplifier Junction Box Dimensions 10 • 65-2322-04SS Oxygen Transmitter... - Page 11 Install 3/16 inch I.D. flexible polyurethane tubing to the fitting at the bottom of the calibration adapter/splash guard and route it to an accessible area that is close to the amplifier junction box. See the “Parts List” on page 23 for available tubing. 65-2322-04SS Oxygen Transmitter • 11...
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Page 12: Wiring The Detector To The Amplifier
To make wiring more convenient, use wire colors that correspond to the detector wire colors: white and green. NOTE: Consult RKI Instruments, Inc. for cable lengths longer than 200 feet. Connect the wires to the terminal block in the detector junction box. - Page 13 The amplifier mounting screw is a convenient grounding location. Install a lug on the shield drain wire or wrap the shield drain wire around the mounting screw. Do not connect the shield drain wire at the detector junction box. 65-2322-04SS Oxygen Transmitter • 13...
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Page 14: Wiring The Amplifier 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. 14 • 65-2322-04SS Oxygen Transmitter... -
Page 15: Startup
Verify that the power wiring to the controller is correct and secure. Refer to the controller operator’s manual. Turn on power to the controller. Turn on the controller. Verify that the controller is on and operating properly. Refer to the controller operator’s manual. 65-2322-04SS Oxygen Transmitter • 15... -
Page 16: Setting The Fresh Air Signal
The procedure below describes applying zero emission air, usually called zero air, using a calibration kit that includes calibration gas 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 17: Maintenance
• The transmitter’s fresh in this section. air reading is low 5. If the fail condition continues, contact enough to cause a fail RKI for further instruction. condition. • The transmitter is malfunctioning. 65-2322-04SS Oxygen Transmitter • 17... -
Page 18: Replacing Components Of The Oxygen Transmitter
Turn on or plug in power to the controller. Turn on the controller and place into normal operation. CAUTION: Allow the replacement sensor to warm up for 5 minutes before you continue with the next step. 18 • 65-2322-04SS Oxygen Transmitter... - Page 19 You may leave the wires connected to the terminal strips. Unscrew and remove the screw with the flat and lock washers that secures the amplifier to the junction box. The screw is at the bottom right of the amplifier. Remove the old amplifier. 65-2322-04SS Oxygen Transmitter • 19...
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Page 20: Calibration Frequency
Screw the regulator into the calibration cylinder. Do not use a zero air cylinder for this operation. Use the flexible tubing coming from the calibration adapter/splash guard to connect the regulator to the calibration cup. 20 • 65-2322-04SS Oxygen Transmitter... -
Page 21: Calibration
It describes the test using a calibration kit that includes calibration gas 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 22: Setting The Fresh Air Reading
When the display reading rises above the decreasing alarm’s setpoint, return the controller to normal operation. Verify that the controller display reading decreases and stabilizes at 20.9% volume. Store the components of the calibration kit in a safe and convenient place. 22 • 65-2322-04SS Oxygen Transmitter... -
Page 23: Parts List
65-1025RK Oxygen plug-in sensor 65-2514RK Oxygen replacement detector assembly (includes plug-in sensor), CSA classified 71-0481 65-2322-04SS Oxygen Transmitter Operator’s Manual (this document) 81-0076RK-01 Zero air calibration cylinder, 34 liter steel 81-0078RK-01 100% nitrogen calibration cylinder, 34 liter steel 81-0078RK-03 100% nitrogen calibration cylinder, 103 liter 81-1050RK Regulator with gauge and knob, 0.5 LPM, for 17 liter and 34 liter steel...
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