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35-3010RKA-02 Sample-Draw

Detector

Part Number: 71-0212RK

Revision: F

Released: 6/5/17

Summary of Contents for 35-3010RKA-02

Page 1: ...www rkiinstruments com 35 3010RKA 02 Sample Draw Detector Part Number 71 0212RK Revision F Released 6 5 17...

Page 2: ...ic 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 ty...

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: ...nce 15 Preventive Maintenance 15 Troubleshooting 16 Replacing Components of the Sample Draw Detector 18 Adjusting the Low Flow Setting 19 Calibration Frequency 20 Calibration LEL Detector 20 Preparing...

Page 5: ...he 35 3010RKA 02 and to minimize the risk of personal injury Be sure to maintain and periodically calibrate the 35 3010RKA 02 as described in this manual Table 1 Specifications Target Gases Detection...

Page 6: ...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 hubs on the botto...

Page 7: ...as sample to enter the sample draw detector The INLET fitting accepts 1 4 in rigid tubing See Installation on page 10 to connect tubing to the INLET fitting Hydrophobic Filter The hydrophobic filter i...

Page 8: ...sample draw detector will operate down to 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...

Page 9: ...allows the 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 plu...

Page 10: ...d are used for calibration Use the span pot to make adjustments to gas response readings and the zero pot to make adjustments to the zero reading Transmitter Interconnect Terminal Strip The transmitte...

Page 11: ...nterconnect Terminal Strip The interconnect terminal strip is the four point terminal strip near the top edge of the transmitter It is factory wired to the main circuit board Span Zero Pots The span a...

Page 12: ...ctor to power and an external device Sensor Transmitter Terminal Strip The sensor transmitter terminal strip is the sixteen point terminal strip near the right edge of the circuit board Use the transm...

Page 13: ...board Use the pump terminal strip to connect the pump and pressure switch to the main circuit board NOTE The pump and pressure switch are factory wired to the circuit board See Wiring the Sample Draw...

Page 14: ...tions at the right of the housing Make sure there is sufficient room to perform start up maintenance and calibration procedures Figure 5 Mounting the Sample Draw Detector 2 Close and latch the housing...

Page 15: ...y disperse Wiring the Sample Draw Detector WARNING Always verify that the power source is OFF before you make wiring connections 1 Turn off the controller 2 Turn off or unplug incoming power to the co...

Page 16: ...g Sample Draw Detector Interconnect Terminal Strip LEL Controller Transmitter Terminals 24 VDC 4 20 Feedback H2S Controller Transmitter Terminals 4 20 Feedback 24 VDC Oxygen Controller Transmitter Ter...

Page 17: ...OXIC 24V 4 20 TP BATT TP Pressure Switch Factory Wired CO Not Used H2S Pump Factory Wired White Red Green LEL Sensor Connector LEL Detector Black Oxygen Sensor Green White H2S Sensor Plugs Into Far Si...

Page 18: ...ess the pump reset switch and verify the flowmeter returns to a normal flow rate Setting the Zero Reading CAUTION If you suspect the presence of combustible gas hydrogen sulfide carbon monoxide or an...

Page 19: ...uced flow correct it and restart the pump with the pump reset switch A flow reduction can be caused by a flow blockage a leak in the flow system a malfunctioning pressure switch or a malfunctioning pu...

Page 20: ...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 approximately one minute verify that the reading for each channel at...

Page 21: ...wly or does not respond during the monthly response test Unable to accurately set the zero or response reading on one or more of the channels during the calibration procedure One or more of the sensor...

Page 22: ...mple draw detector 3 Unscrew and remove the two screws that secure the retaining plate then lift the plate connector and sensor out of the housing 4 Unplug the connector from the socket that leads fro...

Page 23: ...Grasp the charcoal filter and pull it out of its metal clamp 4 Remove the rubber seals from each end of the charcoal filter and remove the filter 5 Place the new charcoal filter in the same orientatio...

Page 24: ...reading set the response reading and return to normal operation NOTE This procedure describes calibration using a demand flow regulator a zero air calibration cylinder and a 4 gas calibration cylinder...

Page 25: ...ary use the span pot on the LEL transmitter to adjust the reading to match the correct response reading 6 Disconnect the sample tubing from the sample draw detector s inlet line 7 Unscrew the regulato...

Page 26: ...er is 12 not 0 Be sure to set the controller appropriately 1 Screw the regulator into the 4 gas calibration cylinder 2 Connect the calibration kit sample tubing to the regulator 3 Allow the sample dra...

Page 27: ...e sample draw detector It includes procedures to prepare for calibration set the zero reading set the response reading and return to normal operation NOTE This procedure describes calibration using a...

Page 28: ...1 Screw the regulator into the 4 gas calibration cylinder 2 Connect the sample tubing from the regulator to the inlet line at or near the sample draw detector s INLET fitting 3 Allow the calibration g...

Page 29: ...it 07 0034RK Sealing gasket for CO and H2S flow block cavities 30 0610RK Pump 33 0171RK Hydrophobic filter AcroPak 33 6095RK Charcoal filter CF 188 65 0601RK Oxygen sensor 81 0076RK 01 Zero air calibr...

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