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Professional Aesthetics: Classic beige finish with the authentic Johnson Controls logo for a consistent appearance across commercial facilities
managing low-voltage 24V thermostat signals and distributing power across internal components like contactors
the terminal strip electrical connection allows for rapid attachment of conductor pairs
What do the flashing green or red lights on the board mean
the 1000 series powerhead allows for complete removal or replacement without draining the system
Siemens Building Technology QPM2162 Sensor 326058-755 Professional Aesthetics: Classic beige finishFor high performance demand controlled ventilation, the Siemens QPM2162 is the professional standard for multi variable duct sensing. This NDIR CO2 sensor provides critical feedback for CO2 concentration, relative humidity, and temperature, allowing for precise ASHRAE compliant air monitoring. This duct mounted sensor utilizes non dispersive infrared technology to ensure long term stability without the need for periodic field recalibrations, making it
US$ 165.00
US$ 33.99
US$ 129.99
US$ 139.99
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