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35-3001A-13-XX CO

/CO Sample-Draw Detector • 7

Description

This section describes the components of the carbon dioxide/carbon monoxide sample-draw detector.

Figure 1: Component Location

CO A mplifier

CO S ensor
(inside block )

Ox ygen
Sensor
Terminal
Strip

Pump C onnec tor

IR CO2 A mplifier

L EL

P W R / S I G

IR CO2
Sensor PCB

IR CO2 S ensor
(inside block )

IR CO2
Flow B lock

AMP

O XY

AMP 2

Pilot LED

Fail LED

Pressure S witc h

Adjustm ent S crew

(behind PCB)

Pump Reset

Switch

AMP 2

AMP 1

O XY

Particle F ilter

Sensor F low

Control Valv e

Senso r
Cur ren t
14 8mA

O
X
Y
G
E
N

Pump

This End T o

Inlet F itting

Interconnect
Terminal
Strip

Flowmeter

Flowmeter C ircuit

Board Connector

LEL / IR

Inlet

Fitting

Exhaust

Fitting

3/4" Conduit Hub

CO F low
Block

INLET

EXHAUST

Mounting F oot, 4X

Hy drophobic

Filter

Detector/Amp
Terminal S trip
(F actory Wired)

Содержание 35-3001A-13-XX

Страница 1: ...www rkiinstruments com 35 3001A 13 XX Carbon Dioxide Carbon Monoxide Sample Draw Detector Operator s Manual Part Number 71 0516 Revision P1 Released 12 30 19...

Страница 2: ...riodic 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 th...

Страница 3: ...placement 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 REPRESENTATION...

Страница 4: ...the Zero Reading 17 Maintenance 18 Preventive Maintenance 18 Troubleshooting 19 Replacing Components of the Sample Draw Detector 20 Adjusting the Low Flow Setting 23 Removing the Particle Filter s Tub...

Страница 5: ...3001A 13 03 0 5 volume 35 3001A 13 05 0 50 volume 35 3001A 13 10 0 100 volume Carbon Monoxide CO 0 300 ppm parts per million Input Power 24 VDC Nominal 18 5 VDC 30 VDC Construction housing Fiberglass...

Страница 6: ...3001A 13 XX you must follow the instructions and warnings in this manual to assure proper and safe operation of the 35 3001A 13 XX and to minimize the risk of personal injury Be sure to maintain and...

Страница 7: ...PCB IR CO2 Sensor inside block IR CO2 Flow Block R S AMP OXY AMP 2 S Pilot LED Fail LED Pressure Switch Adjustment Screw behind PCB Pump Reset Switch AMP 2 S G B S AMP 1 W G OXY R Particle Filter Sen...

Страница 8: ...ittings accept 1 4 in rigid tubing See the Installation section on page 13 to connect tubing to the sample fittings Particle Filter A particle filter with a tubing stub on one end is shipped with the...

Страница 9: ...the main circuit board Use the pump connector to connect the pump to the main circuit board NOTE The pump is factory wired to the main circuit board See Installation on page 13 for all wiring procedu...

Страница 10: ...2 seconds then release Hydrophobic Filter The hydrophobic filter is located toward the bottom left of the main circuit board The filter prevents particulates and water in the incoming gas sample from...

Страница 11: ...gas response output during the calibration procedure Turn the adjustment screw clockwise to increase the span output and counterclockwise to decrease the span output CAUTION The amplifier includes add...

Страница 12: ...output during the start up and calibration procedures Turn the adjustment screw clockwise to increase the zero output and counterclockwise to decrease the zero output Span Pot The span pot is located...

Страница 13: ...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...

Страница 14: ...ble polyurethane tubing may be used RKI Instruments Inc recommends using either 1 4 O D x 1 8 I D or 1 4 O D x 0 170 I D tubing based on your length requirements See Specifications on page 5 for maxim...

Страница 15: ...ng If the tube nut is removed see Figure 7 for the arrangement of the fitting components 4 Route the opposite end of the tubing to an open area where the sample can safely disperse or to an exhaust du...

Страница 16: ...rain 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 Black W hite Red Not U sed on This Versi...

Страница 17: ...itch and plug the open end of the sample line with your thumb If the flowmeter ball drops to the bottom of the flowmeter the incoming sample line is not leaking 8 Remove your thumb from the sample lin...

Страница 18: ...t includes daily and quarterly procedures Daily Visual Checks 1 Verify that the Pilot LED is on 2 Verify that the flowmeter indicates a flow rate of approximately 1 0 SCFH If necessary use the sensor...

Страница 19: ...alibrate the sample draw detector as described in Calibration IR CO2 Sensor on page 25 and Calibration CO Sensor on page 26 5 If the fail condition continues replace the sensor s as described in Repla...

Страница 20: ...sor into the IR CO2 sensor PCB 7 Place the sensor and sensor PCB in the IR CO2 sensor cavity 8 Secure the sensor PCB on the flow block with the four screws you removed in step 4 9 Close and latch the...

Страница 21: ...f the controller 2 Turn off power to the controller 3 Open the housing door of the sample draw detector 4 Unscrew the two screws in the upper right and lower left corners of the CO flow block then lif...

Страница 22: ...wires coming from the CO amplifier to the AMP 2 position on the detector amp terminal strip Connect the red wire to the terminal Connect the blue wire to the S terminal NOTE When the sample draw detec...

Страница 23: ...factory set low flow setting is 0 6 SCFH 0 1 To adjust the low flow setting 1 Use the sensor flow control valve to set the flow to 0 6 SCFH Turn the valve s knob clockwise to increase the flow and co...

Страница 24: ...to lose the O ring that may come out with the tubing stub If you do lose the O ring or if it is damaged see Parts List on page 28 for the spare part number 3 Push the tubing stub up and out of the fr...

Страница 25: ...escribes calibration using a demand flow regulator Preparing for Calibration 1 Follow the instructions in the controller s operator s manual for entering calibration mode 2 Open the housing door 3 Set...

Страница 26: ...ructions in the controller s operator s manual to exit the calibration mode 5 Store the components of the calibration kit in a safe and convenient place Calibration CO Sensor This section describes ho...

Страница 27: ...ect the sample tubing from the inlet fitting 6 Unscrew the regulator from the zero air calibration cylinder Setting the Response Reading 1 Screw the demand flow regulator onto the carbon monoxide cali...

Страница 28: ...RK 03 Infrared carbon dioxide sensor 0 5 vol range 61 5040RK 05 Infrared carbon dioxide sensor 0 50 vol range 61 5040RK 10 Infrared carbon dioxide sensor 0 100 vol range 71 0516 Operator s Manual 35 3...

Страница 29: ...nitrogen 103 liter 81 1054RK Regulator demand flow for 34 liter aluminum 58 liter and 103 liter calibration cylinders cylinders with internal threads 81 1055RK Regulator demand flow for 17 liter and...

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