Application
Table Of Contents
- Overview
- Sequence of Operation
- Average Face Velocity Control
- AVS Calibration
- AO2 Flow Signal
- Control Loop - Damper Application
- Venturi Application
- Minimum Exhaust Mode
- Maximum Exhaust Mode
- Warning Limits
- Alarm Limits
- Alarm Output
- Horn Disable
- Sash Area Alarms
- Table Access Feature
- Emergency Mode
- Start-up/Decommission Mode
- Fail Mode
- Wiring Diagrams
- Point Database Application 2941
- Point Database Application 2942
- Point Database Application 2900
Overview
Hardware Outputs
7
Siemens Industry, Inc. Application Note, Apps 2941/2942 140-1319
Restricted 2015-11-04
Hardware Outputs
Analog
Operator Display Panel (ODP)
AO2 (flow signal, 1 to 10 Vdc)
AO3 Analog Actuation
Digital
Autozero Solenoid in Offboard Air Module (DO8)
(Optional)
Alarm (DO 7)
(Optional)
OFF Mode (DO 6)
Exhaust damper (DO 1 and DO 2, Floating Control Actuation)
Ordering Notes
570-00700N Fume Hood Controller Universal Sash Configuration with
Damper or Venturi Air Valve – Application 2941 and 2942
570-00700E Fume Hood Controller Universal Sash Configuration with
Damper or Venturi Air Valve – Application 2941 and 2942 with
enclosure
550-819B Offboard Air Module (OAM) – order and ship separately
575-820A Operator Display Panel
AQM2200 Power Module
546-04000
546-04001
Fume Hood Sash String Pot 50"
Fume Hood Sash String Pot 80"