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Summary of Contents for RKI 65-2422RK-05
- Page 1 65-2422RK-05 Hydrogen Sulfide Transmitter Operator’s Manual Part Number: 71-0114RK Revision: A Released: 2/16/11 www.rkiinstruments.com...
- Page 2 Typical calibration frequencies for most applications are between 3 and 6 months, but can be required more often or less often based on your usage. 65-2422RK-05 H S Transmitter...
- Page 3 Product Warranty RKI Instruments, Inc. warrants gas alarm equipment sold by us to be free from defects in materials, workmanship, and performance for a period of one year from date of shipment from RKI Instruments, Inc. Any parts found defective within that period will be repaired or replaced, at our option, free of charge.
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Page 4: Table Of Contents
Parts List ..............15 65-2422RK-05 H... -
Page 5: Overview
WARNING: When using the 65-2422RK-05, you must follow the instructions and warnings in this manual to assure proper and safe operation of the 65-2422RK-05 and to minimize the risk of personal injury. Be sure to maintain and periodically calibrate the 65-2422RK-05 as described in this manual. -
Page 6: Description
A pre- amplifier, located between the sockets and two interconnect wires, conditions the sensor’s signal before the signal reaches the amplifier. 2 • 65-2422RK-05 H S Transmitter... -
Page 7: Amplifier
The amplifier included with the H S transmitter is designed for use with RKI’s toxic gas and oxygen transmitters. The amplifier type selector determines for which transmitter the amplifier is intended. For H S transmitters, a jumper block is installed over the TOXIC selector (see Figure 1). -
Page 8: Junction Box
.25 Dia. Mounting 5.20 Hole, 2X 3.94 2.75 3/4 NPT Conduit Hub 5.46 6.10 8.5 max 1 1/2-20 For Calibration Cup 1.10 Figure 2: Mounting the H S Transmitter 4 • 65-2422RK-05 H S Transmitter... - Page 9 Connect the feedback wire to the terminal labeled 4/20 FB. CAUTION: If using shielded cable, leave the drain wire insulated and disconnected at the transmitter. You will connect the opposite end of the cable’s drain wire at the controller. 65-2422RK-05 H S Transmitter • 5...
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Page 10: Wiring The H 2 S Transmitter To A Controller
S Transmitter to a Controller 11. 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 stud that can be used to ground the cable’s drain wire. -
Page 11: Startup
The procedure below describes applying zero emission air, usually called zero air, using a calibration kit that includes a calibration cup, calibration gas, sample tubing, and a fixed flow regulator with an on/off knob. RKI Instruments, Inc. recommends using a 0.5 LPM (liters per minute) fixed flow regulator. -
Page 12: Maintenance
It describes the test using a calibration kit that includes a calibration cup, calibration gas, sample tubing, and a fixed flow regulator with an on/off knob. RKI Instruments, Inc. recommends using a 0.5 LPM (liters per minute) fixed flow regulator. -
Page 13: Troubleshooting
The controller indicates a fail condition. Probable causes • The transmitter wiring is disconnected or misconnected. • The transmitter’s zero reading is low enough to cause a fail condition. • The transmitter is malfunctioning. 65-2422RK-05 H S Transmitter • 9... -
Page 14: Replacing Components Of The H 2 S Transmitter
• If the fail condition continues, replace the H S sensor. • If the fail condition continues, contact RKI for further instruction. Slow or No Response/Difficult or Unable to Calibrate Symptoms • The transmitter responds slowly or does not respond during the monthly response test. - Page 15 11. Reconnect the detector leads to the detector terminal strip as shown in Table 3 and Figure 3. Table 3: Reconnecting the H S Detector to the Amplifier Amplifier S Detector Lead Interconnect Terminal Strip Black TOXIC BK 65-2422RK-05 H S Transmitter • 11...
- Page 16 10. Turn on the controller. CAUTION: Allow the replacement detector to warm up for 5 minutes before you continue with the next step. 11. Calibrate the replacement detector as described in the Calibration section of this 12 • 65-2422RK-05 H S Transmitter...
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Page 17: Calibration Frequency
It describes the test using a calibration kit that includes a calibration cup, calibration gas, sample tubing, and a fixed flow regulator with an on/off knob. RKI Instruments, Inc. recommends using a 0.5 LPM (liters per minute) fixed flow regulator. -
Page 18: Setting The Zero Reading
When the display reading falls below the alarm setpoints, return the controller to normal operation. Verify that the controller display reading decreases and stabilizes at 0 ppm. Store the components of the calibration kit in a safe and convenient place. 14 • 65-2422RK-05 H S Transmitter... -
Page 19: Parts List
65-2422RK-05 S transmitter (includes detector and amplifier), CSA classified 65-2423RK-05 S replacement detector assembly (includes sensor), CSA classified 71-0113RK 65-2422RK-05 H S Transmitter Operator’s Manual (this document) 81-0151RK-04 Calibration cylinder (25 PPM H S in nitrogen; 34 liter aluminum) 81-0076RK-01...
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