Prerequisites:
» Working knowledge of CBAS Level I skills including CBAS system architecture, software navigation, basic logic and point programming, database handling.
» Trainees must bring their own laptop with CBAS 15.2 installed. Trainees will use this laptop for programming exercises and will also receive copies of example databases for future reference.
Day 1
- HVAC Systems Overview – Controls theory & Application of Computrols Products
- Chillers
- Cooling Towers
- Boilers
- Pumps
- AHU Control
- Water Source Heat Pumps
- DX Control
- Controls Programming Methodology – AHU, RTU, FCU, WSHP
- System points/Software points
- Constant Volume
- Varieties of AHU configuration
- VAV zones with Dump damper or VFD
- Face and Bypass
- Static pressure control
- Whole-building fans
- AHU staging
- Free cooling/Economizer control
- Pre-heat coils, Steam or HW
- Cooling Coil, CHW or DX
- Re-heat coil, Steam , Hot Water or electric
- Humidity control/Humidifiers
- Filters
- Free Cooling and OSA Units
- Controls Programming Methodology – VAV, FTB
- SA Reset
- Static Pressure Reset
- Morning Warmup, etc
- AHU control considerations
Day 2
- Controls Programming Methodology – Chillers, Boilers, Pumps, Towers
- Lead/Lag/Standby with scheduled rotation and failover
- PID Gain Scheduling
- Isolation valves
- Chilled Water Bypass valves for flow
- CHW Reset/AHU implications
- Boiler enable/alarming
- Differential Pressure concerns
- Variations in Cooling Tower design and control
- Evaporative Cooling
- Dew Point and Relative Humidity
- Condenser water bypass valve
- Water Side Economizers
- Controls Programming Methodology – 3rd Party Protocols
- Considerations for On vs Over Controller
- Frequency/speed of commands and buffer queue impact on polling
- Peer to Peer
- CBASWeb
- Setup/Configuration
- Tenant OT and CBAS Programming
- Dashboards
- Access Control
- Graphics Import
Day 3
- Site Tours
- 2-3 active sites
- Full systems reviews of controls – hardware and software
- Discussion of challenges and resolutions
- Review of programming strategies in CBAS
