Joe Pattenaude
Articles
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Easy Street FAQ: Zone Temperature Reporting Check
| OverviewThis check verifies the zone temp sensor quality on your SmartNodes and HyperStats.| When it passes A PASS means your zone temp sensors are working correctly and reading within acceptable...
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FAQ: How Do I Prevent Cooling When the Outside Air Temperature is Low?
Mechanical lockouts are features in the 75F system, that are introduced to either enable or disable the locking out or shutting down the mechanical cooling and heating systems in the building. The ...
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FAQ: RTU Is Not Running When It Should Be
In this situation, it's common that the conditioning mode or fan mode may have been set so that the proper mode on the RTU is not available. If you run into this condition, check the following: ...
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FAQ: VAV has airflow, but 75F DPS is reading 0 CFM
When seeing this condition, check the following: Verify that the green indicator light is blinking. If there is no indicator light, check the cable from the Smart Node to the DPS. If the DPS h...
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FAQ: Recommended Modbus Baud Rate for CCU
The best baud rate to use for a CCU is 9600. However, you may set baud rates of 19200 or 38400 Follow link below for how to set this in the CCU: Configuring and Pairing Modbus
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FAQ: Overnight Schedules
In a schedule set until 12:00a, parameters such as desired temperatures, user limits, and/or deadbands, will change to the parameters of the next schedule at midnight, even if the next day's schedu...
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FAQ: Using a CCU To Control a Single Zone RTU
When using a CCU to control a single zone RTU, use the appropriate DAB System Profile, which may be one of the following: DAB Staged RTU w/ VFD Fan - Wiring/Configuration DAB Fully Modulating AHU -...
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FAQ: When to use Zone Schedule vs Shared Schedule
Use a zone schedule when any desired temperature adjustments should be maintained across occupied times. Use a Shared Schedule when desired temperature adjustments should revert back to the desired...
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Application Note: Steam Heat Exchanger Control
Solution: Using a 75F Edge 10, a steam heat exchanger can be controlled in the form of a simple configurable controller. The Edge 10 will come pre-programmed for a true plug-and-play experience an...