RKI Instruments 35-3001A-01-03 Operator'S Manual Download Page 1

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35-3001A-01-03

Methane Sample-Draw Detector

Operator’s Manual

Part Number: 71-0447

Revision: P1

Released: 10/30/17

Summary of Contents for 35-3001A-01-03

Page 1: ...www rkiinstruments com 35 3001A 01 03 Methane Sample Draw Detector Operator s Manual Part Number 71 0447 Revision P1 Released 10 30 17...

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: ...Draw Detector to a Controller 9 Start Up 11 Introducing Incoming Power 11 Setting the Zero Reading 11 Maintenance 12 Preventive Maintenance 12 Troubleshooting 13 Replacing Components of the Methane Sa...

Page 5: ...e operation of the 35 3001A 01 03 and to minimize the risk of personal injury Be sure to maintain and periodically calibrate the 35 3001A 01 03 as described in this manual Table 1 Specifications Targe...

Page 6: ...or PCB IR CH4 Flow Block W L E L G B R Pilot LED Fail LED Sensor Flow Control Valve W Interconnect Terminal Strip Pump Reset Switch Flowmeter B G AMP 2 S S AMP 1 R W G OXY Hydrophobic Filter Particle...

Page 7: ...mple fittings accept 1 4 in rigid tubing See the Installation section on page 7 to connect tubing to the sample fittings Particle Filter A particle filter with a tubing stub on one end is shipped with...

Page 8: ...t corner of the main circuit board Use the pump connector to connect the pump to the main circuit board NOTE The pump is factory wired to the main circuit board See Installation on page 7 for all wiri...

Page 9: ...gain press and hold the pump reset switch for about 2 seconds then release Hydrophobic Filter The hydrophobic filter is located toward the bottom left of the main circuit board The filter prevents par...

Page 10: ...just the amplifier s gas response output during the calibration procedure Turn the adjustment screw clockwise to increase the span output and counterclockwise to decrease the span output CAUTION The a...

Page 11: ...owing when you select the mounting site Is there enough room to open the housing door and make wiring and tubing connections at the bottom of the housing Make sure there is sufficient room to perform...

Page 12: ...g components 4 Connect a length of sample tubing to the other side of the particle filter and route it to the sampling area 1 4 O D rigid polypropylene Teflon or flexible polyurethane tubing may be us...

Page 13: ...t to seal the connection between the tubing and the inlet fitting 3 Hand tighten the nut on the exhaust fitting so the ferrules clamp on the tubing If the tube nut is removed see Figure 6 for the arra...

Page 14: ...ing the Sample Draw Detector to a Controller 9 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 s...

Page 15: ...this test 7 Verify that the incoming sample line is not leaking To test the sample line press and hold the reset switch and plug the open end of the sample line with your thumb If the flowmeter ball d...

Page 16: ...ay reading of 0 volume at the controller or a reading of 100 mV at the amplifier test points Investigate significant changes in the display reading Monthly Response Test This procedure describes a tes...

Page 17: ...n a safe place Biannual Calibration Calibrate the sample draw detector as described in Calibration on page 18 Troubleshooting The troubleshooting guide describes symptoms probable causes and recommend...

Page 18: ...nt demand flow regulator to determine if the original one is functioning properly 3 If necessary set the correct flow rate with the sensor flow control valve 4 If you cannot set the correct flow rate...

Page 19: ...om the main circuit board 7 Install the new amplifier in the same orientation as the old amplifier See Figure 1 8 Reinstall the screw lock washer and flat washer you removed in step 5 9 Install the de...

Page 20: ...the particle filter 2 Disconnect the particle filter from the tubing stub 3 Install the new particle filter onto the tubing stub Be sure the arrow on the particle filter is pointing toward the inlet...

Page 21: ...kwise Repeat steps 3 and 4 if necessary 5 Use the sensor flow control valve to set the flow to 1 0 SCFH 6 Make sure the sample draw detector s Fail LED is off Removing the Particle Filter s Tubing Stu...

Page 22: ...libration frequency of every 6 months If an application is not very demanding for example detection in a clean temperature controlled environment where calibration adjustments are minimal at calibrati...

Page 23: ...next section Setting the Response Reading 5 Disconnect the sample tubing from the inlet line 6 Unscrew the regulator from the zero air calibration cylinder Setting the Response Reading 1 Screw the re...

Page 24: ...K Hydrophobic filter 33 0167RK Particle filter 57 1053RK 10 Amplifier 61 5041RK CH4 Infrared methane sensor plug in type vol range 71 0447 Operator s Manual 35 3001A 01 03 Sample Draw Detector 81 0013...