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rkiinstruments.com

35-3010RK-03

Sample Draw Detector

Part Number: 71-0166RK

Revision: D

Released: 6/5/17

Summary of Contents for 35-3010RK-03

Page 1: ...rkiinstruments com 35 3010RK 03 Sample Draw Detector Part Number 71 0166RK Revision D Released 6 5 17...

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: ...ement 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 EX...

Page 4: ...Low Flow Alarm 13 Maintenance 13 Preventive Maintenance 13 Troubleshooting 14 Replacing Components of the Sample Draw Detector 16 Adjusting the Low Flow Setting 17 Calibration Frequency 18 Calibratio...

Page 5: ...assure proper and safe operation of the 35 3010RK 03 and to minimize the risk of personal injury Be sure to maintain and periodically calibrate the 35 3010RK 03 as described in this manual Table 1 Sp...

Page 6: ...d by two latches on the right side Four mounting feet are attached to the back of the housing one at each corner Use the mounting feet to install the housing to a vertical surface Use the two conduit...

Page 7: ...ple Draw Detector Flow Diagram INLET fitting The INLET fitting on the bottom of the housing allows the gas sample to enter the sample draw detector The INLET fitting accepts 1 4 in rigid tubing See In...

Page 8: ...a flow of 0 6 SCFH the optimum flow rate is 1 2 SCFH Bypass Valve The bypass valve is to the left of the flowmeter The bypass valve adjusts the flow rate to the sensors Use a flat blade screwdriver t...

Page 9: ...e gas sample to enter the sensor assembly and contact the sensing element The flame arrestor also contains sparks within the sensor Connector The top of the sensor includes five pins that plug into th...

Page 10: ...nsor signal and the one of the right is for the H2S sensor signal Since the H2S sensor is replaced with a dummy plug in the 35 3010RK 03 the H2S sensor signal cable carries no signal in this version o...

Page 11: ...pot to make adjustments to the zero reading The test points are labeled CAL 1 and CAL 1 for the CO channel and CAL 2 and CAL 2 for the H2S channel A 100 mV 500 mV output is available at the CO test p...

Page 12: ...ing connections at the right of the housing Make sure there is sufficient room to perform start up maintenance and calibration procedures Figure 4 Mounting the Sample Draw Detector 2 Close and latch t...

Page 13: ...rce is OFF before you make wiring connections 1 Turn off the controller 2 Turn off or unplug incoming power to the controller 3 Unlatch and open the housing door of the sample draw detector 4 Guide a...

Page 14: ...s typically have a ground stud that can be used to ground the cable s drain wire Figure 5 External Field Wiring Sample Draw Detector CO Controller Transmitter Terminals 24 VDC S 4 20 mA 24 VDC Interco...

Page 15: ...Internal Factory Wiring Sample Draw Detector Green White White Green Black Oxygen Sensor Pump Factory Wired LEL Sensor Connector H2S Not Used CO Sensor Plugs Into Far Side of Preamp Circuit Board Pres...

Page 16: ...is remote from the sample draw detector you will need two people to perform this test If the flowmeter ball drops to the bottom of the flowmeter the incoming sample line is not leaking 8 Remove your t...

Page 17: ...le draw detector resulting in a failure indication for each channel at the controller If a low flow alarm occurs press the pump reset switch for about 2 seconds to restart the pump turn off the Fail L...

Page 18: ...low regulator 1 Screw the regulator into the calibration cylinder 2 Connect the calibration tubing from the regulator to the inlet line at or near the INLET fitting Gas will begin to flow 3 After one...

Page 19: ...ion The sensor or transmitter wiring to the controller is disconnected or misconnected Recommended Action 1 Check the sample draw detector and if it is in fail find the cause and correct it see above...

Page 20: ...lift the plate connector and sensor out of the housing 4 Unplug the connector from the sensor 5 Verify that you are using the correct replacement sensor NC 6245 is printed on the sensor then plug the...

Page 21: ...al clamp 4 Remove the rubber seals from each end of the hydrophobic filter and remove the filter 5 Place the new hydrophobic filter in the same orientation as the one that was removed 6 Place the new...

Page 22: ...if the environment is not well controlled then more frequent calibration than every 3 months may be necessary for the sample draw detector Calibration LEL Detector This section describes how to calib...

Page 23: ...meter leads from the test points 2 Reconnect the incoming sample line 3 Wait 1 to 2 minutes to allow the calibration gas to be drawn out and the reading to stabilize 4 Close the housing door 5 Store t...

Page 24: ...normal oxygen content 20 9 it is necessary to use a zero air cylinder when setting the zero reading 1 Open the housing door 2 The fresh air reading for the oxygen channel is set at the controller See...

Page 25: ...ple tubing to the regulator 3 Connect the sample tubing from the regulator to the inlet line at or near the INLET fitting 4 Allow the gas to flow for 1 minute 5 Verify a voltmeter reading of 100 mV 2...

Page 26: ...e Parts List Table 2 lists replacement parts and accessories for the sample draw gas detector Table 2 Parts List Part Number Description 06 1248RK Sample tubing 3 16 x 5 16 specify length for calibrat...

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