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Specifies the intended application and purpose of the CM-12 detector.
Lists critical safety warnings and cautions for using the CM-12.
Details what the CM-12 is used for and its general description.
Highlights key features of the CM-12 Carbon Monoxide Detector.
Provides a list of technical specifications for the CM-12 unit.
Covers mounting location and general wiring information for installation.
Details connections for power and the different relays (fan, alarm).
Explains the 4-20mA output connection and specific installation steps.
Describes the power-up sequence and normal operating behavior.
Lists the default configuration settings from the factory.
Covers configuration for default settings, power-up test, and display.
Details how to configure the buzzer and alarm relay settings.
Explains the various settings for the fan relay.
Covers settings for trouble fan and the 4-20mA output.
Details onboard diagnostics, error codes, and troubleshooting steps.
Discusses sensor poisons and the end-of-life signal.
Provides instructions for resetting the sensor life.
Covers cleaning precautions and general testing information.
Details the procedure for performing an operation test.
Explains how to perform a manual test for relays and outputs.
Provides instructions for performing a CO gas test.
Details the procedure for testing the alarm relay.
Explains how to test the 4-20mA current loop output.
Describes the aerosol test for CO sensor functionality.
Step-by-step guide for field calibrating the CM-12 unit.
Provides details on the limited warranty for Macurco products.
General| Target Gas | Carbon Monoxide (CO) |
|---|---|
| Sensor Type | Electrochemical |
| Detection Range (CO) | 0-200 ppm |
| Resolution (CO) | 1 ppm |
| Enclosure Rating | NEMA 4X |
| Response Time | < 60 seconds to 90% |
| Operating Humidity | 15-90% RH non-condensing |
| Output | 4-20 mA |
| Detected Gases | CO |
| Humidity Range | 15-90% RH non-condensing |
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