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2 • 65-2424RK H

2

S Transmitter 

WARNING

Read and understand this instruction manual before operating detec

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tor. Improper use of the detector could result in bodily harm or death.

Periodic 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 
type of use you have and the sensor types. Typical calibration frequen

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cies for most applications are between 3 and 6 months, but can be 
required more often or less often based on your usage.

Summary of Contents for 65-2424RK

Page 1: ...www rkiinstruments com 65 2424RK Hydrogen Sulfide Transmitter Operator s Manual Part Number 71 0062RK Revision B Released 6 12 20...

Page 2: ...alibration 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 type o...

Page 3: ...ent 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 EXPR...

Page 4: ...ring the H2S Transmitter to a Controller 9 Startup 10 Introducing Incoming Power 10 Setting the Zero Signal 11 Maintenance 12 Preventive Maintenance 12 Troubleshooting 12 Replacing Components of the H...

Page 5: ...ransmitter WARNING When using the 65 2424RK you must follow the instructions and warnings in this manual to assure proper and safe operation of the 65 2424RK and to minimize the risk of personal injur...

Page 6: ...trical output that is proportional to the detection range of the transmitter Sealing Spacer The ring shaped plastic sealing spacer fills a gap in the rubber boot that is installed on the sensor The ru...

Page 7: ...the span pot Use the zero pot to adjust the transmitter s target gas free output during the start up and calibration procedures CAUTION There is a third potentiometer on the PCB the null potentiomete...

Page 8: ...m to perform start up maintenance and calibration procedures Select a site where the target gas is likely to be found first NOTE If your application does not require a specific mounting site mount the...

Page 9: ...to the interconnect terminal strip as follows see Figure 3 Connect the positive wire to the terminal labeled V Connect the feedback wire to the terminal labeled FB CAUTION Leave the shield drain wire...

Page 10: ...p This section describes procedures to start up the H2S transmitter and place the transmitter into normal operation Introducing Incoming Power 1 Complete the installation procedures described earlier...

Page 11: ...ositive lead into the test point labeled CAL plug the negative lead into the test point labeled CAL 4 Screw the regulator into the zero air calibration cylinder 5 Use the sample tubing to connect the...

Page 12: ...counter with the H2S transmitter NOTE This troubleshooting guide describes transmitter problems only See the controller operator s manual for problems you may encounter with the controller Fail Condit...

Page 13: ...cludes procedures to replace the H2S sensor amplifier PCB and charcoal filter Replacing the Sensor 1 Turn off the controller 2 Turn off or unplug incoming power at the power source end 3 Remove the en...

Page 14: ...emoved in step 5 to secure the PCB to the enclosure 10 Reconnect the wiring from the controller to the interconnect terminal strip as shown in Table 2 and Figure 3 11 Carefully plug the H2S sensor wit...

Page 15: ...ing set the response reading and return to normal operation It describes the test using a calibration kit that includes a calibration cup calibration gas sample tubing and a fixed flow regulator with...

Page 16: ...e Reading 1 Verify that the calibration gas is representative of the transmitter s target gas 2 For toxic gas cylinders like H2S it is important to vent the regulator while installing it onto the cyli...

Page 17: ...on 06 1248RK Sample tubing order by the foot 07 0203RK Retaining boot for filter 14 2101RK Sealing spacer 57 0035RK 02 Amplifier PCB H2S 65 2424RK H2S transmitter complete 71 0062RK 65 2424RK H2S Tran...

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