Manual Operation Test; Carbon Dioxide Gas Test - Macurco CD-12 Manual Del Usuario

Manual Operation Test

This option gives the user the opportunity to manually initiate an individual test for each relay, the analog output and the sensor
response to gas. From normal operation mode press the Next button 3 times to get to the Test Mode (tSt). Press the Enter button once
to get into the Test Menu. Press the Next button to scroll through the four test options and press Enter to initiate the selected test. Note
that if the relay or 4–20 mA output has been disabled, the test selection will not be displayed in the test menu.
bUZ- Buzzer Test, 3 seconds
Art - Alarm Relay Test, 10 seconds
Frt - Fan Relay Test, 60 seconds
42t - 420 loop test, 25 seconds
gtS - Gas Test, 3 minutes (no output to the panel during the gas test)
The display will flash during the test, or in the case of the gas test, the gas level will alternate with gtS. Once the test is complete, the
display will return to steady display. To exit the test menu, press the Next button until "End" is displayed then, press Enter to return to
normal mode.

Carbon Dioxide Gas Test

The following steps must be performed when conducting a calibration verification test (bump test) to ensure proper performance of the
monitor. Failure to do so may adversely affect product performance and result in sickness or death.

When performing a calibration verification test (bump test) only use certified calibration gas at the required concentration level.
Do not test with expired calibration gas.

If the instrument cannot be tested, do not use until the reason can be determined and corrected.

Do not cover or obstruct display or visual alarm cover.

Ensure sensor inlets are unobstructed and is free of debris
General
A Field Test Kit, CD6-FTK, is needed to complete a CO2 gas test. These are available through local distribution or from Macurco.
Contents of the FCK

CD6-FTK: Gas Cylinder, (1) 17L 2000 ppm carbon dioxide (CO2) in air

Gas regulator with about two feet of plastic tubing

CD-6-TH test hood
! WARNING
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