Summary of Contents for RKI Instruments 35-3010RK-01
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35-3010RK-01 Sample-Draw Detector Part Number: 71-0135RK Revision: C Released: 9/24/13 rkiinstruments.com...
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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. 35-3010RK-01 Sample-Draw Detector...
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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.
WARNING: When using the 35-3010RK-01, you must follow the instructions and warnings in this manual to assure proper and safe operation of the 35-3010RK-01 and to minimize the risk of personal injury. Be sure to maintain and periodically calibrate the 35-3010RK-01 as described in this manual.
Use the two conduit hubs on the bottom of the housing to make wiring connections. An aluminum subpanel is mounted to the interior of the housing. The sample-draw detector’s internal components are mounted to the subpanel. 2 • 35-3010RK-01 Sample-Draw Detector...
It prevents water and other liquids from contaminating the flow system. Replace the filter when it appears dirty, discolored, or clogged. If a liquid other than water is drawn into the filter, replace the filter as soon as possible. 35-3010RK-01 Sample-Draw Detector • 3...
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LEL and oxygen channels and the 4-20 mA signal for CO and H S channels. This causes a downscale reading at the monitor on all channels. The low flow level is factory-set at 0.6 SCFH (±0.2 SCFH). 4 • 35-3010RK-01 Sample-Draw Detector...
The sensor leads are soldered to the male connector. Sensor Leads Two color-coded leads extend from the connector. The leads allow you to connect the oxygen sensor to the main circuit board. 35-3010RK-01 Sample-Draw Detector • 5...
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1 circuit, amp 2 circuit, pump terminal strip, relay, and reset switch. NOTE: The flowmeter and status lights are mounted to the main circuit board but are considered part of the flow system. 6 • 35-3010RK-01 Sample-Draw Detector...
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A small reset button is located in the upper left corner of the main PCB. When a low flow condition occurs, the pump will be shut off. To reset the low flow condition and start the pump again, press and hold the reset switch for about 2 seconds, then release. 35-3010RK-01 Sample-Draw Detector • 7...
Slightly loosen the screw that secures one of the mounting feet to the housing, then rotate the mounting foot 180 degrees. Tighten the screw that secures the mounting foot to the housing. 8 • 35-3010RK-01 Sample-Draw Detector...
Figure 5. Refer to the controller’s operator’s manual for the controller’s detector/transmitter’s terminal designations. The LEL and oxygen detector channels are direct connect and the CO and H2S channels are 4 - 20 mA transmitters. 35-3010RK-01 Sample-Draw Detector • 9...
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W ired Green W hite Black Green W hite Oxygen S ensor LEL Sensor Connector CO & H2S Sensors Plug Into Far Side of Pream p Circuit Board Detector Figure 6: Internal (Factory) Wiring, Sample-Draw Detector 35-3010RK-01 Sample-Draw Detector • 11...
Plug the voltmeter into the test points in the AMP 2 section of the main circuit board. Plug the positive lead into the test point labeled CAL+2; plug the negative lead into the test point labeled CAL-2. 12 • 35-3010RK-01 Sample-Draw Detector...
This section describes a preventive maintenance schedule to ensure the optimum performance of the sample-draw detector. It includes daily, monthly, and quarterly procedures. Daily Verify that the pilot light is on. Verify that the flowmeter indicates a flow rate of approximately 1.2 SCFH. 35-3010RK-01 Sample-Draw Detector • 13...
The troubleshooting guide describes symptoms, probable causes, and recommended action for problems you may encounter with the sample-draw gas detector. NOTE: This troubleshooting guide describes sample-draw detector problems only. See the instruction manual for the controller if it exhibits any problems. 14 • 35-3010RK-01 Sample-Draw Detector...
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If the fail condition continues, replace the sensor from the problem channel or channels as described later in this section. If the fail condition continues, contact RKI Instruments, Inc. for further instruction. Slow or No Response/Difficult or Unable to Calibrate Symptoms •...
If the calibration/response difficulties continue, replace the sensor as described later in this section. If the calibration/response difficulties continue, contact RKI Instruments, Inc. for further instruction. Replacing Components of the Sample-Draw Detector This section includes procedures to replace the sensors, the hydrophobic filter, and the charcoal filter.
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Remove the rubber seals from each end of the charcoal filter and remove the filter. Place the new charcoal filter in the same orientation as the one that was removed. Place the new charcoal filter back into the metal clamp. 35-3010RK-01 Sample-Draw Detector • 17...
4-gas calibration cylinder. Setting the Zero Reading NOTE: If you can verify a fresh air environment, it is not necessary to use the zero air calibration cylinder to set the zero reading. Open the housing door. 18 • 35-3010RK-01 Sample-Draw Detector...
Wait 1 to 2 minutes to allow the calibration gas to be drawn out and the reading to stabilize. Close the housing door. Store the components of the calibration kit in a safe and convenient place. 35-3010RK-01 Sample-Draw Detector • 19...
When the instructions call for applying gas to the detector, make sure the inlet line is sampling fresh air. Allow the detector to sample fresh air for one minute. 20 • 35-3010RK-01 Sample-Draw Detector...
Setting the Zero Reading Screw the regulator into the zero air cylinder. Connect the calibration kit sample tubing to the regulator. Connect the sample tubing from the regulator to the inlet line at or near the INLET 35-3010RK-01 Sample-Draw Detector • 21...
Wait 1 to 2 minutes to allow the calibration gas to be drawn out and the readings to stabilize. Close the housing door. Store the components of the calibration kit in a safe and convenient place. 22 • 35-3010RK-01 Sample-Draw Detector...
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