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

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35-3001A-01HDIL

Hydrogen Sample-Draw Detector

Operator’s Manual

Part Number: 71-0410

Revision: 0

Released: 8/7/17

Summary of Contents for 35-3001A-01HDIL

Page 1: ...www rkiinstruments com 35 3001A 01HDIL Hydrogen Sample Draw Detector Operator s Manual Part Number 71 0410 Revision 0 Released 8 7 17...

Page 2: ...eriodic 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 t...

Page 3: ...replacement 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 REPRESENTATI...

Page 4: ...w Detector to a Controller 10 Start Up 12 Introducing Incoming Power 12 Setting the Zero Reading 12 Maintenance 13 Preventive Maintenance 13 Troubleshooting 14 Replacing Components of the Sample Draw...

Page 5: ...dilution fitting Because of this it is important when calibrating the detector head to apply the calibration gas to the sample line inlet if a sample line is installed In addition because the detecto...

Page 6: ...tructions and warnings in this manual to assure proper and safe operation of the 35 3001A 01HDIL and to minimize the risk of personal injury Be sure to maintain and periodically calibrate the 35 3001A...

Page 7: ...ting Pilot LED Fail LED Sensor Flow Control Valve Pump Reset Switch Flowmeter W Interconnect Terminal Strip AMP 1 AMP 2 S S R W G OXY G Hydrophobic Filter Particle Filter Flowmeter Circuit Board Conne...

Page 8: ...ept 1 4 in rigid tubing See the Installation section on page 8 to connect tubing to the sample fittings Particle Filter A particle filter with a tubing stub on one end is shipped with the instrument b...

Page 9: ...or is the two point connector below the oxygen terminal strip in the upper right corner of the main circuit board Use the pump connector to connect the pump to the main circuit board NOTE The pump is...

Page 10: ...events particulates and water in the incoming gas sample from damaging the flow and detection systems Replace the filter when it appears dirty discolored or clogged Pump The pump is mounted to the rig...

Page 11: ...pan pot is located below the zero pot see Figure 3 Use a small flat blade screwdriver to turn the span pot s adjustment screw and adjust the amplifier s gas response output during the calibration proc...

Page 12: ...t 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 start up maintenance...

Page 13: ...of the particle filter and route it to the sampling area 1 4 O D rigid polypropylene Teflon or flexible polyurethane tubing may be used RKI Instruments Inc recommends using either 1 4 O D x 1 8 I D o...

Page 14: ...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 arrangement of the fitting components 4 Route th...

Page 15: ...ure 5 Wiring 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...

Page 16: ...e press and hold the reset switch and plug the open end of the sample line with your thumb If the sensor flowmeter indication drops noticeably the instrument goes into a low flow alarm and the Fail LE...

Page 17: ...erify that the Pilot LED is on 2 Verify that the flowmeter indicates a flow rate of approximately 0 8 SCFH If necessary use the sensor flow control valve to adjust the flow rate to 0 8 SCFH Turn the v...

Page 18: ...nd of the inlet line and release the clamp Gas will begin to flow 7 After approximately one minute verify that the reading on the voltmeter stabilizes within 20 of the mV output value calculated above...

Page 19: ...r on page 16 7 If the fail condition continues contact RKI Instruments Inc for further instruction Slow or No Response Difficult or Unable to Calibrate Symptoms The sensor responds slowly or does not...

Page 20: ...doffs with the two screws you removed in step 4 9 Close and latch the housing door 10 Turn on power to the controller 11 Turn on the controller CAUTION Allow the replacement sensor to warm up for 5 mi...

Page 21: ...described in Calibration on page 20 of this manual Replacing the Hydrophobic Filter 1 Turn off the controller 2 Turn off power to the controller 3 Open the housing door of the sample draw detector 4 D...

Page 22: ...erforming this test The factory set low flow setting is 1 0 SCFH 0 1 To adjust the low flow setting 1 Install a 0 2 SCFH flowmeter with an adjustment valve at the inlet of the sample draw detector NOT...

Page 23: ...to remove it 1 Remove the particle filter from its tubing stub 2 Unscrew the outside inlet fitting tube nut from the fitting body The tubing stub should come out with the tube nut Be careful not to l...

Page 24: ...set the zero reading set the response reading and return to normal operation NOTE When calibrating the LEL sensor if an inlet sample line is installed calibration gas must be applied at the end of th...

Page 25: ...tting the Response Reading 1 Screw the fixed flow regulator into the hydrogen calibration cylinder 2 Attach the gas bag tubing to the regulator on the hydrogen calibration cylinder NOTE A demand flow...

Page 26: ...female fittings 33 0165RK Hydrophobic filter 33 0167RK Particle filter 57 1053RK 01 Amplifier specify target gas when ordering 61 0155RK Hydrogen sensor plug in type LEL range 71 0410 Operator s Manu...