CBAS Level II Training

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