Mahalingam Chandrasekar
Articles
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Failsafe for VAV Terminal Profile
| Overview Failsafe is a mode of operation introduced in the 75F system. With this, the zone controller can maintain the setpoints, even after losing communication with the CCU (supervisor). The S...
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Central Plant with Lead Lag Chillers
| Overview Lead Lag chiller is one of the ways the central plant operates. It is used in applications where the cooling from only one chiller is insufficient to meet the required building load. To ...
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March 2023 Release
| Important Enhancements and FixesHPU Profile for HyperStat The profile introduced in CCU to provide Heat Pump Unit Control with the HyperStat. Users will be able to pair, configure, reconfigure, a...
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Temperature Averaging Strategy in HyperStat
| OverviewMultiple sensors can be connected to the HyperStat, to sense different parts of the zone, so that the overall zone parameters are better sensed. When multiple sensors are so connected to ...
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HisWrite Many API
3 Minute Read | HisWrite Many The HisWrite many API is used to write more than one value at a time to any particular historized data point. The hisWriteMany is an operation in the spirit of the ...
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CM Board Configurations and Settings
| OverviewThe CM board is one of the important devices in the 75F BMS. On this device, the 75F CCU tablet is mounted.CCU is the device that aggregates all the data from a building and other smart d...
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Mode Change Hysteresis
| Overview Equipment short cycling is one of the biggest challenges the 75F system has tried to address in all its ventures. It has already located such points during a system operation and has mit...
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Central Plant Manager- Parallel Pump Connection
| Overview Parallel pump connection is a frequently used connection in central plants, where two pumps placed parallel to each other, supply from one central plant to just one building load. To ac...
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Failsafe for DAB Terminal Profile
| Overview Failsafe is a mode of operation introduced in the 75F system. With this, the zone controller can maintain the setpoints, even after losing communication with the CCU (supervisor). The S...
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February 2023 Release
| Important Enhancements and Fixes2PIPE FCU Profile for HyperStat The profile introduced in CCU to provide 2 pipe FCU Control with the HyperStat. Users will be able to pair, configure, reconfigure ...