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Macurco CM-6 User instructions

Manual is about: Carbon Monoxide Detector, Controller and Transducer

Summary of CM-6

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    1 macurco™ carbon monoxide detector, controller and transducer cm-6 user instructions important: keep these user instructions for reference.

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    2 table of contents general safety information 3 intended use 3 list of warnings and cautions 3 use instructions and limitations 3 use for 3 do not use for 3 general description 3 features 4 specifications 4 installation and operating instructions 4 general information 5 location 5 installation 6 ga...

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    3 general safety information intended use the macurco cm-6 is a low voltage, dual relay carbon monoxide (co) detector, controller and transducer. The cm-6 has selectable 4-20 ma output, buzzer and digital display options. It is an electronic detection system used to measure the concentration of carb...

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    4 use instructions and limitations each person using this equipment must read and understand the information in these user instructions before use.Use of this equipment by untrained or unqualified persons, or use that is not in accordance with these user instructions, may adversely affect product pe...

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    5 specifications  power: 3 w (max) from 12 to 24 vac or 12 to 32 vdc  current @ 24 vdc: 75 ma in alarm (two relays), 50 ma (fan relay only) and 23 ma stand by  shipping weight: 1 pound (0.45 kg)  size: 4 1/2 x 4 x 2 1/8 in. (11.4 x 11.4 x 5.3 cm)  color: dark gray  connections: plugs/terminals...

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    6 installation 1. The cm-6 mounts on a 4” square (or 4x4) electrical box supplied by the contractor. Do not mount the cm-6 inside another box, unless it has good air flow through it. 2. Connect the cm-6 to class 2 power supply only. It is suggested to use a separate transformer for powering the unit...

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    7.

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    8 power up the cm-6 steps through an internal self-test cycle for the first 1 minute that it is powered. The unit will execute the test cycle any time power is dropped and reapplied (i.E. Power failure). During the self-test cycle the unit will display the firmware version number, then count down fr...

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    9 operation 1. With the display function turned “on”, the cm-6 will show the current concentration of co ppm or “0” (zero) in clean air. When the co concentration reaches the fan relay setting (35 ppm, for example) the display will flash back and forth between “fan” and “35”. With the display functi...

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    10 the second selection “put” or power up test setting. Push enter. If the testis “on” push next to turn it “off” (flashing) then push enter to confirm the change (solid) and push enter again to return to “put” in the con menu. Push nextuntil “end” is displayed then push enter to get back to normal ...

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    11 selecting fan relay runtime – “frr” to select the fan minimum runtime setting, in normal mode, push the next button to get to “con” or the configuration menu. Then push the enter button to enter the con menu. The ninth selection is the “frr” or fan minimum run time. Push next seven times to get t...

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    12 are to be performed at the appropriate macurco manufacturing facility. Macurco does not sanction any third- party repair facilities. Do not disassemble unit or attempt to repair or modify any component of this instrument. This instrument contains no user serviceable parts, and substitution of com...

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    13 d. The 4-20ma output will then ramp up from 4 to 20 ma over the next 130 seconds of the test, so if the circuit is wired in the normal manner, the control panel or building automation system should respond. E. At the end of the test cycle, the light will turn green and be on steady (normal operat...

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    14 gas testing testing the fan relay 1. Remove the philips screw on the front of the cm-6. Remove the front cover. 2. Open the fck. Connect the 50 ppm gas cylinder to the regulator. 3. Check the pressure gauge on the regulator. If you have 25-psi or less you will need to replace the gas canister. 4....

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    15 d. Detector has alarm relay set to disable (off). Set alarm relay to 100 ppm and repeat the test. 6. Remove the gas from the sensor after test. Proceed to test the 4-20ma output or replace the top cover. Testing the 4-20ma current loop 1. Connect the 200 ppm cylinder of carbon monoxide to the reg...

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    16 field calibration procedure note: for optimum calibration results the unit should be in clean air and be in a low ambient air flow. 1. Remove the philips screw on the front of the cm-6. Pull the front cover of the unit off. 2. Assemble the 200 ppm gas cylinder and regulator together. 3. Check the...