Справочник ПользователяСодержаниеContents1List of Figures3List of Tables5Introduction6Description of Devices6Control Application7Control Provided7Products Covered8Organization of Manual8Applicable Literature8Product Names9Agency Listings9Abbreviations and Definitions10Construction11Controllers11PERFORMANCE SPECIFICATIONS13LonMark® Functional Profile17Inputs/Outputs:18ANALOG INPUTS:18DIGITAL INPUTS:19TRIAC OUTPUTS ON THE (W7750B,C MODELS ONLY):19DIGITAL OUTPUTS:19Wall Modules20Duct Sensor20Configurations22General22Allowable Heating and Cooling Equipment Configurations24STAGED HEATING/COOLING CONTROL24MODULATING HEATING/COOLING CONTROL24HEAT PUMP CONTROL24ECONOMIZER CONTROL25PNEUMATIC ACTUATOR CONTROL25MIXED-OUTPUT-TYPE CONTROL26Occupancy Sensor26Window Open/Closed Digital Input26Wall Module Options26Dirty Filter Monitor27Indoor Air Quality (IAQ) Override27Smoke Control27Freeze Stat27Modes of Operation27Application Steps29Overview29Step 1. Plan the System29Step 2. Determine Other Bus Devices Required29Step 3. Lay Out Communications and Power Wiring30LonWorks® Bus Layout30Power Wiring32POWER BUDGET CALCULATION EXAMPLE32LINE LOSS33Step 4. Prepare Wiring Diagrams35General Considerations35W7750 Controllers36FACTORY DEFAULT DIGITAL OUTPUTS:37LonWorks® Bus Termination Module43Step 5. Order Equipment45Step 6. Configure Controllers48Step 7. Troubleshooting48Troubleshooting Excel 10 Controllers and Wall Modules48Temperature Sensor and Setpoint Potentiometer Resistance Ranges49Alarms49Broadcasting the Service Message50W7750 Controller Status LED50T7770C,D Wall Module Bypass Pushbutton and Override LED51T7560A,B Digital Wall Module Bypass Pushbutton and LCD Display Occupancy Symbols51Appendices51Appendix A. Using E-Vision to Commission a W7750 Controller.51Sensor Calibration51Setting the Pid Parameters51Appendix B. Sequences of Operation.52Common Operations53Room Temperature Sensor (RmTemp)54Remote Setpoint (RmtStptPot)55Setpoint Limits (LoSetptLim and HiSetptLim)55Bypass Mode (StatusOvrd and StatusLed)55BYPASSTIME55OverrideType55OverridePriority55Cycles per Hour (ubHeatCph and ubCoolCph)55T7770C,D or T7560A,B Wall Module Bypass Pushbutton Operation55Standby Mode (StatusOcySen)56Continuous Unoccupied Mode56Occupancy Mode and Manual Override Arbitration56Time Clock (Occ_Time_Clock)57Schedule Master (Sched_Master)57Setpoint Ramping57Recovery Ramping for Heat Pump Systems57Fan Operation58Window Sensor (StatusWndw)58Smoke Control58Demand Limit Control (DLC)58Dirty Filter Monitor59Start-Up59Temperature Control Operations59Staged Cooling Control60Staged Heating Control60Cascade Control of Modulating Cooling/Heating61Series 60 Modulating Control61Pulse Width Modulating (PWM) Control61Outdoor Air Lockout of Heating/Cooling61Economizer Damper Control61Indoor Air Quality (IAQ) Override62Freeze Stat62Discharge Air Low Limit Control62Economizer Enable/Disable Control62Appendix C. Complete List of Excel 10 W7750 Controller User Addresses.62User Address Indexes (all in alphabetical order)63Mappable User Addresses and Table Number64Failure Detect User Addresses and Table Number65Appendix D. Q7750A Excel 10 Zone Manager Point Estimating Guide.109Approximate Memory Size Estimating Procedure.109Appendix E. Sensor Data for Calibration.110Resistance Sensors.110Voltage/Current Sensors.112Размер: 2,2 МБСтраницы: 116Язык: EnglishПросмотреть