RKI Instruments 65-2335RK User manual
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Part Number: 71-0177RK
Revision: A
Released: 1/20/20
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THIS WARRANTY IS EXPRESSLY IN LIEU OF ANY AND ALL OTHER
WARRANTIES AND REPRESENTATIONS, EXPRESSED OR IMPLIED, AND
ALL OTHER OBLIGATIONS OR LIABILITIES ON THE PART OF RKI
INSTRUMENTS, INC. INCLUDING BUT NOT LIMITED TO, THE WARRANTY
OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. IN NO
EVENT SHALL RKI INSTRUMENTS, INC. BE LIABLE FOR INDIRECT,
INCIDENTAL, OR CONSEQUENTIAL LOSS OR DAMAGE OF ANY KIND
CONNECTED WITH THE USE OF ITS PRODUCTS OR FAILURE OF ITS
PRODUCTS TO FUNCTION OR OPERATE PROPERLY.
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WARNING: When using the 65-2335RK, you must follow the instructions and warnings in this
manual to assure proper and safe operation of the 65-2335RK and to minimize the risk
of personal injury. Be sure to maintain and periodically calibrate the 65-2335RK as
described in this manual.
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SIG/PWR
Controller Terminal Strip
Amplifier
ZERO
SPAN
Detector Terminal Strip
J-Box
CO Detector
Factory Adjust Pot
- Test Point (Black)
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Zero Pot
Span Pot
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Plug-In CO Sensor
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Hydrophobic
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Charcoal Filter
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Detector Housing Body
Cap Gasket
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Zero Pot
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CAUTION: The amplifier includes an additional pot. It is factory-set. Do not adjust it.
Test points
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WARNING: Always verify that power to the controller is off before you make wiring connections.
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CAUTION: If shielded cable is used, leave the cable shield’s drain wire disconnected and insulated at
the transmitter. You will connect the opposite end of the cable’s drain wire to the
controller’s chassis (earth) ground.
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CAUTION: Do not route power and transmitter wiring through the same controller conduit hub. The
power cable may disrupt the transmission of the transmitter signal to the
controller.
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CAUTION: Allow the transmitter to warm up for 5 minutes before you continue with the next section,
“Setting the Zero Signal”.
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CAUTION: If you suspect the presence of the target gas in the monitoring environment, use the
calibration kit and the zero air calibration cylinder to introduce “fresh air” to the sensor
and verify an accurate zero setting.
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