Rki-instruments 65-2435RK User Manual

RKI Instruments, Inc.www.rkiinstruments.com65-2435RKHydrogen Compensated CarbonMonoxide TransmitterOperator’s ManualPart Number: 71-0073RKRevision: AR

10 • 65-2435RK CO TransmitterStart UpThis section describes procedures to start up the CO transmitter and place the transmitter into normal operation

65-2435RK CO Transmitter • 11MaintenanceThis section describes maintenance procedures. It includes preventive maintenance, troubleshooting, and compo

12 • 65-2435RK CO TransmitterPerforming the response test1. Screw the regulator into the calibration cylinder. The sample will begin to flow.2. Allow

65-2435RK CO Transmitter • 13NOTE: Under “normal” circumstances, the transmitter requires calibration once every three months. Some applications may

14 • 65-2435RK CO TransmitterCAUTION: The null potentiometer must be set whenever a sensor is changed or the hydrogen compensation may not work prope

65-2435RK CO Transmitter • 159. Reconnect the wiring from the controller to the interconnect terminal strip as shown in Table 2 and Figure 3, Wiring

16 • 65-2435RK CO Transmitter7. Connect the detector leads to the detector terminal strip as shown in Table 4 and Figure 3, Wiring the CO Transmitter

65-2435RK CO Transmitter • 17Setting the Null PotentiometerWhen an old sensor is replaced, the null potentiometer must be adjusted so that the CO tra

18 • 65-2435RK CO Transmitter2. Allow the gas to flow for two minutes, then verify a reading of 100 mV (± 2mV). If necessary, use the zero potentiome

65-2435RK CO Transmitter • 19CalibrationThis section describes how to calibrate the CO transmitter. It includes procedures to prepare for calibration

2 • 65-2435RK CO TransmitterProduct WarrantyRKI Instruments, Inc., warrants gas alarm equipment sold by us to be free from defects in materials, work

20 • 65-2435RK CO Transmitter2. Allow the gas to flow for two minutes, then verify that the reading matches the response reading (± 2mV) you determin

65-2435RK CO Transmitter • 21Parts ListTable 5 lists replacement parts and accessories for the CO transmitter.Table 5: Parts ListPart Number Descript

65-2435RK CO Transmitter • 3Table of ContentsOverview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4 • 65-2435RK CO TransmitterOverviewThis manual describes the hydrogen compensated carbon monoxide (CO) transmitter. This manual also describes how t

65-2435RK CO Transmitter • 5DescriptionThis section describes the components of the CO transmitter. The transmitter consists of the CO detector, ampl

6 • 65-2435RK CO TransmitterCharcoal FilterThe disc-shaped charcoal filter is secured to face of the CO sensor with a rubber boot. The charcoal filte

65-2435RK CO Transmitter • 7monitoring site. Use the cover on the front of the junction box to access the interior of the junction box.InstallationTh

8 • 65-2435RK CO TransmitterWiring the CO Transmitter to a ControllerWARNING: Always verify that the power source is OFF before you make wiring conne

65-2435RK CO Transmitter • 99. Connect the wires to the to the applicable controller transmitter terminal strip as shown in Figure 3.Figure 3: Wiring