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EXCEL 10 W7761A INPUT/OUTPUT DEVICE
2 74-2699
Fig. 5. DIN rail adapters..................................................................................... 12
Fig. 6. T7770A,B,C,D construction (T7770A,C shown). .................................... 15
Fig. 7. T7780 construction................................................................................. 16
Fig. 8. Connecting the portable operator terminal to the E-Bus. ....................... 18
Fig. 9. Bus wiring layout for doubly terminated daisy-chain E-Bus segment..... 20
Fig. 10. Bus wiring layout for two singly terminated E-Bus segments. .............. 21
Fig. 11. NEMA class 2 transformer voltage output limits................................... 22
Fig. 12. Power wiring details for one Excel 10 per transformer......................... 22
Fig. 13. Power wiring details for two or more Excel 10s per transformer. ......... 23
Fig. 14. Transformer power wiring details for one Excel 10 used in UL 1995
equipment (U.S. only)........................................................................................ 23
Fig. 15. Attaching two or more wires at terminal blocks. ................................... 25
Fig. 16. Typical T7770A and C7770A wiring diagram. ...................................... 26
Fig. 17. Typical Humidity and Enthalpy (4 to 20 mA) sensor wiring diagram. ... 27
Fig. 18. Typical Window and Occupancy sensor wiring diagram...................... 28
Fig. 19. Typical PWM Valve Actuator and miscellaneous fan control to W7761A.29
Fig. 20. Typical Pneumatic transducer to (Series 60 - Floating) W7761A......... 30
Fig. 21. Typical E-Bus termination module wiring diagrams.............................. 31
Fig. 22. E-Bus termination wiring options.......................................................... 32
Fig. 23. Temperature sensor resistance plots................................................... 36
Fig. 24. Location of the Service Pin Button. ...................................................... 37
Fig. 25. LED location on W7761A. .................................................................... 38
Fig. 26. Bypass pushbutton location on T7780 DDWM..................................... 39
List of Tables ...........................................................................................................................
Table 1. Agency Listings. .................................................................................. 7
Table 2. List Of Available Points........................................................................ 12
Table 3. Application Steps................................................................................. 18
Table 4. E-Bus Configuration Rules And Device Node Numbers...................... 19
Table 5. VA Ratings For Transformer Sizing..................................................... 22
Table 6. Field Wiring Reference Table.............................................................. 24
Table 7. W7761A I/O Description...................................................................... 25
Table 8. Excel 10 W7761A Device Ordering Information.................................. 33
Table 9. Excel 10 Alarms................................................................................... 37
Table 10. LED States. ....................................................................................... 38
Appendices ...........................................................................................................................
Appendix A. Using E-Vision for Commissioning W7761A Controllers............... 39
SENSOR CALIBRATION.............................................................................. 39
CUSTOM MAPPING..................................................................................... 39
ADDING ANALOG INPUTS - ENTHALPY (4 to 20 mA)........................... 39
ADDING OTHER VOLTAGE/CURRENT SENSORS............................... 40
Table A-1. Default PID Parameters.......................................................... 41
ADDING DIGITAL INPUTS ...................................................................... 41
Table A-2. Supported Digital Input Types ................................................ 41
ADDING DIGITAL OUTPUTS .................................................................. 41
Table A-2. Supported Digital Output Types ............................................. 42
Appendix B. Sequences of Operation. .............................................................. 42
Common Operations..................................................................................... 42
Room Temperature Sensor (RmTemp) ................................................... 42
Window Sensor (StatusWndw)................................................................ 43
Dirty Filter Monitor.................................................................................... 43
Series 60 Modulating Control................................................................... 43
Pulse Width Modulating (PWM) Control .................................................. 43
Indoor Air Quality (IAQ) Override............................................................. 43
Appendix C. Complete List of Excel 10 W7761A Remote I/O Device User
Addresses.......................................................................................................... 44
Table C0. Engineering Units For Analog Points. .......................................... 44
Table C1.Input/Output Points. ...................................................................... 46
Table C2. Control Parameters...................................................................... 56
Table C3. Status Points................................................................................ 58
Table C4. Configurations Parameters. ......................................................... 64
Table C5. Direct Access And Special Points................................................ 70
Appendix D. Q7750A Excel 10 Zone Manager Point Estimating Guide. ........... 71
Approximate Memory Size Estimating Procedure. ....................................... 71
Fig. D-1 Point capacity estimate for Zone Manager................................. 71
Appendix E. Sensor Data for Calibration........................................................... 72
Resistance Sensors...................................................................................... 72
Voltage/Current Sensors. ............................................................................. 74