Honeywell W7750A Manuale Utente
EXCEL 10 W7750A,B,C CONSTANT VOLUME AHU CONTROLLER
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General Considerations .................................................................................. 35
W7750 Controllers .......................................................................................... 36
W7750 Controllers .......................................................................................... 36
® Bus Termination Module ........................................................... 43
Step 5. Order Equipment ..................................................................................... 45
Step 6. Configure Controllers ............................................................................... 48
Step 7. Troubleshooting ....................................................................................... 48
Step 6. Configure Controllers ............................................................................... 48
Step 7. Troubleshooting ....................................................................................... 48
Troubleshooting Excel 10 Controllers and Wall Modules ............................... 48
Temperature Sensor and Setpoint Potentiometer Resistance Ranges .......... 49
Alarms ............................................................................................................ 49
Broadcasting the Service Message ................................................................ 50
W7750 Controller Status LED ........................................................................ 50
T7770C,D Wall Module Bypass Pushbutton and Override LED ..................... 51
T7560A,B Digital Wall Module Bypass Pushbutton and LCD Display Occupancy
Symbols .......................................................................................................... 51
Temperature Sensor and Setpoint Potentiometer Resistance Ranges .......... 49
Alarms ............................................................................................................ 49
Broadcasting the Service Message ................................................................ 50
W7750 Controller Status LED ........................................................................ 50
T7770C,D Wall Module Bypass Pushbutton and Override LED ..................... 51
T7560A,B Digital Wall Module Bypass Pushbutton and LCD Display Occupancy
Symbols .......................................................................................................... 51
Room Temperature Sensor (RmTemp)....................................................... 54
Remote Setpoint (RmtStptPot) ................................................................... 55
Setpoint Limits (LoSetptLim and HiSetptLim)............................................. 55
Bypass Mode (StatusOvrd and StatusLed) ................................................ 55
BYPASSTIME ............................................................................................. 55
OverrideType .............................................................................................. 55
OverridePriority........................................................................................... 55
Cycles per Hour (ubHeatCph and ubCoolCph) .......................................... 55
T7770C,D or T7560A,B Wall Module Bypass Pushbutton Operation......... 55
Standby Mode (StatusOcySen) .................................................................. 56
Continuous Unoccupied Mode ................................................................... 56
Occupancy Mode and Manual Override Arbitration.................................... 56
Time Clock (Occ_Time_Clock) ................................................................... 57
Schedule Master (Sched_Master) .............................................................. 57
Setpoint Ramping ....................................................................................... 57
Recovery Ramping for Heat Pump Systems .............................................. 57
Fan Operation............................................................................................. 58
Window Sensor (StatusWndw)................................................................... 58
Smoke Control............................................................................................ 58
Demand Limit Control (DLC) ...................................................................... 58
Dirty Filter Monitor ...................................................................................... 59
Start-Up ...................................................................................................... 59
Remote Setpoint (RmtStptPot) ................................................................... 55
Setpoint Limits (LoSetptLim and HiSetptLim)............................................. 55
Bypass Mode (StatusOvrd and StatusLed) ................................................ 55
BYPASSTIME ............................................................................................. 55
OverrideType .............................................................................................. 55
OverridePriority........................................................................................... 55
Cycles per Hour (ubHeatCph and ubCoolCph) .......................................... 55
T7770C,D or T7560A,B Wall Module Bypass Pushbutton Operation......... 55
Standby Mode (StatusOcySen) .................................................................. 56
Continuous Unoccupied Mode ................................................................... 56
Occupancy Mode and Manual Override Arbitration.................................... 56
Time Clock (Occ_Time_Clock) ................................................................... 57
Schedule Master (Sched_Master) .............................................................. 57
Setpoint Ramping ....................................................................................... 57
Recovery Ramping for Heat Pump Systems .............................................. 57
Fan Operation............................................................................................. 58
Window Sensor (StatusWndw)................................................................... 58
Smoke Control............................................................................................ 58
Demand Limit Control (DLC) ...................................................................... 58
Dirty Filter Monitor ...................................................................................... 59
Start-Up ...................................................................................................... 59
Staged Cooling Control .............................................................................. 60
Staged Heating Control .............................................................................. 60
Cascade Control of Modulating Cooling/Heating........................................ 61
Series 60 Modulating Control ..................................................................... 61
Pulse Width Modulating (PWM) Control ..................................................... 61
Outdoor Air Lockout of Heating/Cooling ..................................................... 61
Economizer Damper Control ...................................................................... 61
Indoor Air Quality (IAQ) Override ............................................................... 62
Freeze Stat ................................................................................................. 62
Discharge Air Low Limit Control ................................................................. 62
Economizer Enable/Disable Control ........................................................... 62
Staged Heating Control .............................................................................. 60
Cascade Control of Modulating Cooling/Heating........................................ 61
Series 60 Modulating Control ..................................................................... 61
Pulse Width Modulating (PWM) Control ..................................................... 61
Outdoor Air Lockout of Heating/Cooling ..................................................... 61
Economizer Damper Control ...................................................................... 61
Indoor Air Quality (IAQ) Override ............................................................... 62
Freeze Stat ................................................................................................. 62
Discharge Air Low Limit Control ................................................................. 62
Economizer Enable/Disable Control ........................................................... 62