A 40-story Grade-A office tower in Dalian struggled with uneven temperatures and high chiller runtime. The facility team had no central visibility into 1,200 terminal units.
We deployed DNARENS Modbus-RTU wall thermostats on every fan-coil unit, aggregated by TCP/Modbus gateways to the BMS. Scheduling and setpoint limits were pushed from a single dashboard.
Within two cooling seasons HVAC energy dropped 28%, comfort complaints fell by half, and the engineering team gained real-time zone-level control.
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