Manual Honeywell W7752D

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  • Honeywell W7752D - page 1

    ® U.S. Registered Trademark EN2B-0285GE51 R0909 Copyright © 2009 Honeyw ell Inc. All Rights Reserved Excel 10 W7752D,E,F,G,J AND W7754K,L,M,P FAN COIL UNIT CONTROLLERS LNS PLUG-INS HONEYWELL EXCEL 5000 OPEN SYSTEM USER GUIDE CONTENTS Introduction ..................................................................................................... ...

  • Honeywell W7752D - page 2

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 PID .................................................................................................................30 Commissioni ng ...............................................................................................30 ID Num ber ...................................... ...

  • Honeywell W7752D - page 3

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 1 INTRODUCTION Description of Devices The W7752D,E,F,G, and J Controllers and W7754K,L,M,N, and P Controllers are Fan Coil Unit Controllers belonging to the Excel 10 product line. Excel 10 FCU Controller systems control the space tem perature in a given room by regulating the heati ...

  • Honeywell W7752D - page 4

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 2 Products Covered This System Engineering Guide describes how to apply the Excel 10 FCU Controllers and the accessories to typical FCU applications. The specific devices covered include: • W7752D,E,F,G, and J FCU Controllers. • W7754K,L,M,N, and P FCU Controllers. • T7460 Wa ...

  • Honeywell W7752D - page 5

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 3 Control Application Fan coil unit systems in commercial buildings control room temperature through the contro l of heat and/or cold water valves and fan speed. Electric reheat coils may also be used in the system. The Excel 10 FCU Controller is located in the FCU and is typically ...

  • Honeywell W7752D - page 6

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 4 Fig. 3. Control sequence diagra m Setpoints Setpoint Knob The Excel 10 FCU Controllers may be hardwired to an Excel 10 wall module equipped w ith a setpoint knob. When the Excel 10 FCU Controller has been configured (using the LNS plug-in tool) to read input fr om the w all modul ...

  • Honeywell W7752D - page 7

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 5 Table 1. Example setpoint values based upon default c onfiguration – "absolute middle" setpoint knob (°C) occupancy mode configured cooling setpoint configured heating setpoint ZEB setpoint knob 1 effective cooling setpoint 2,3 effective heating setpoint 2,4 "oc ...

  • Honeywell W7752D - page 8

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 6 Bypass Bypass Mode When the Excel 10 FCU Controller is in the "unoccupied" mode, the Excel 10 wall module's by pass push-button may be used to force the Excel 10 FCU Controller into the "occupied" mode. The Excel 10 FCU Controller can also be forced into ...

  • Honeywell W7752D - page 9

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 7 Window Sensor The digital input for reading input from a window contact provides the Excel 10 FCU Controller with a means to disable its temperature control acti vities if someone has opened a window or door in the room. If no w indow sensor is directly connected to the Excel 10 ...

  • Honeywell W7752D - page 10

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 8 Safety Features Frost Protection If the room temperature falls bel ow 46.4 °F (8 °C), the Excel 10 FCU Controller enables the heating circuit to ensure frost protection and an alarm is i ssued. When the temperature rises above 48.2 °F (9 °C) again, the heating circuit is turn ...

  • Honeywell W7752D - page 11

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 9 Construction Excel 10 W7752 FCU Controllers The Excel 10 W7752 FCU Controller is available in five basic models, each with tw o different possibilities for L ON W ORKS transceivers. All of these c ontrollers are mains-powered, and two models are equipped w ith an additional high- ...

  • Honeywell W7752D - page 12

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 10 Fig. 6. W7752 dimension s, in inches (mm) 130 11 0 90 59. 5 180 terminal protecti on cover (optional) 0345 LON Ho n e y w e l l ON UNUSED WALL MO D. USED UNUSED DI2 USED 3 2 1 4 5 6 23 24 7 8 GND 9 LED 10 FAN 11 DI2 12 DI1 SET SENS GND T7460 / T7560 53 42 1 triac 0.5 A 2A/M 2 A ...

  • Honeywell W7752D - page 13

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 11 Controller Performance Specifications Pow er: W7752D and W7752E; W7754K,M,N,P 230 Vac +10%, -15%, 50/60 Hz. W7752F and W7752G 115 Vac +10%, -15%, 50/60 Hz. W7752J 100 Vac ± 6%, 50/60 Hz. W7754L 24 Vac ± 20%, 50/60 Hz. Operating Temperature: 32...122°F (0...50°C). Shipping/St ...

  • Honeywell W7752D - page 14

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 12 Configurations General The following sections provide an overview of the Excel 10 FCU Controller options related to inputs and outputs. See Application Step 6. Plug-Ins Configuration Screens for complete list of configur ation options and defaults. Table 7. Hardware options summ ...

  • Honeywell W7752D - page 15

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 13 Fig. 9. Three-speed fan switchin g and hysteresis, c ooling mode (defaults for s witching levels shown) Type of Heating and Cooling Equipment Excel 10 FCU Controllers can oper ate with either tw o-pipe or four-pipe systems. A tw o-pi pe system requires a changeover input to the ...

  • Honeywell W7752D - page 16

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 14 Fig. 10. Three-stage heatin g/cooling sw itching (def aults fo r switchin g levels and hysteresis shown) Reheat Output W7752D and F Controllers and the W7754P1000 have an additional high-current (10 A ma x.; UL916: 6 A max.) output relay to control an electric reheat er (refer t ...

  • Honeywell W7752D - page 17

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 15 Excel 10 Wall Module Options A typical FCU installation w ill include an Excel 10 wall module containing a 20k ohm NTC r oom temperature sensor and additional features depending on the wall module ty pe (see Excel 10 wall module literature for further information). Excel 10 FCU ...

  • Honeywell W7752D - page 18

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 16 Abbreviations and Definitions CARE Computer Aided Regulation Engineering; the PC based tool used to configure LonWorks devices. CPU Central Processing Unit; an EXCEL 5000 ® System controller module. Echelon ® The company that developed the L ON W ORKS ® netwo rk and the Neuro ...

  • Honeywell W7752D - page 19

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 17 APPLICATION STEPS Overview Steps one through seven (see Table 8) address con- siderations for engineering an Excel 10 FCU System. These steps are guidelines intended to aid understanding of the pro- duct I/O options, bus arrangement choices, configuration options and the Excel 1 ...

  • Honeywell W7752D - page 20

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 18 Step 3. Lay Out Communications and Power Wiring L ON W ORKS Layout The communications bus, L ON W ORKS , is a 78-kilobit serial link that uses transformer isolat ion and differential Manchester encoding. Wire the L ON W ORKS using w ires with specifications set forth in Table 10 ...

  • Honeywell W7752D - page 21

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 19 Fig. 15. Free topology L ON W ORKS layout examples NOTE: See section "L ON W ORKS Termination" on page 23 for additional details. IMPORTANT Notes on Communications Wiring: • All field wiring must conform to local codes and ordinances. • Do not use different wire ty ...

  • Honeywell W7752D - page 22

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 20 Table 10. Field wiring reference table (US part numbers s hown) wir e function recommended min. w ire size AW G ( m m 2 ) construction specification or requirement vendor wire type max. length ft (m) L ON W ORKS (plenum) 14 to 20 AWG (2.0 to 0.5 mm 2 ) twisted pair solid conduct ...

  • Honeywell W7752D - page 23

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 21 Terminal Block Assignment and Wiring Example for the W7752 Controller Table 11 illustrates terminal block assignments and wiring for an example Excel 10 W7752 FCU Controller installation. Table 12 lists wiring information for all possible actuator types. Table 11. W7752 Controll ...

  • Honeywell W7752D - page 24

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 22 Terminal Block Assignment and Wiring Example for the W7754 Controller Table 13 lists the terminals and their functi ons of the Excel 10 W7754 FCU Controller. Table 14 lists wiring information for al l possible actuator types. Table 13. W7754 Controller: Overview of terminals and ...

  • Honeywell W7752D - page 25

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 23 Table 14. Output assign ments of Excel 10 W7754 FCU Controller for various actuator types OUT1 OUT2 output type stage 19 20 21 22 floating -- close open close open 0 -- OFF -- OFF 1-stage 1 -- ON -- ON 0 OFF OFF OFF OFF 1 OFF ON OFF ON 2-stage 2 ON OFF ON OFF 0 OFF OFF OFF OFF 1 ...

  • Honeywell W7752D - page 26

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 24 Step 5. Order Equipment After compiling a bill of materials through completion of the previous application steps, refer to Table 15 for ordering inform ation. Contact Honeyw ell for information about controlle rs and Excel 10 wa ll modules with no logo. Table 15. Excel 10 FCU Co ...

  • Honeywell W7752D - page 27

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 25 Step 6. Configure Controllers General This section will provide details on the configuration options for Excel 10 FCU Controllers. See Appendix C for reference information. Using Plug-Ins The configuration process is prim arily performed in a series of screens seen as file t abs ...

  • Honeywell W7752D - page 28

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 26 Output The available options for output configurations with the default values show n are listed in T abl e 16. See section "Configuratio ns" on page 12 for more information about parameters. Table 16. FCU Controller output configura tion options and default configurat ...

  • Honeywell W7752D - page 29

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 27 Input The available options for input configurat ions with the default values show n are listed in Table 17. See sections "Control Provided" and "Configurations" above fo r more information on parameters. Table 17. FCU Controller input configura tion options ...

  • Honeywell W7752D - page 30

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 28 Equipment Control The available options for equipment control configurations with the default values s how n are listed in the following table. See section "Configurations" on page 12 for more information about parameters. Table 18. FCU Controller equipment c ontrol co ...

  • Honeywell W7752D - page 31

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 29 Switching Levels See section "Configurations" on page 12 fo r more information about parameters. Table 20. FCU Controller switching lev els configuration options function configuration options default cooling stage 1 switching level 0 to 100% 5% heating stage 1 switchi ...

  • Honeywell W7752D - page 32

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 30 PID The options for configuring PID parameters with defaults are show n in the follo wing table. See secti on "Configurations" on page 12 for more information about parameters. Table 23. FCU Controller PID configuration options function configuration options default co ...

  • Honeywell W7752D - page 33

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 31 Table 24. Excel 10 FCU Controller alarms. Name of alarm or alarm bit alarm type number meaning of alarm code or alarm bit No A larm/Return to Normal: RETURN_TO_NORMAL 128 Return to no error after being in an error condition. This code is added numerically to another alarm code t ...

  • Honeywell W7752D - page 34

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 32 Broadcasting the Service Message The Service Message allows a device on the LonWorks network to be positively identified. The Service Message contains the controller Neuron ID number and, therefore, can be used to confirm the physical location of a particular Excel 10 FCU Contro ...

  • Honeywell W7752D - page 35

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 33 APPENDIX A: USING AN LNS TOOL TO COMMISSION A FAN COIL UNIT Temperature Sensor Calibration The temperature sensor in t he Excel 10 wall modules can be calibrated to correct for sensor inaccuracies, w ire resistance, etc. This allows the Excel 10 FCU Controller to sense the space ...

  • Honeywell W7752D - page 36

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 34 APPENDIX B: CONFIGURING FOR MASTER/SLAVE OPERATION More than one Excel 10 FCU Controller may be used to control the temperature of a room. In this situation one controller must be identified as the master unit which w ill perform the temperature contro l algorithm. The other FCU ...

  • Honeywell W7752D - page 37

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 35 APPENDIX C: LON INTERFACE The tables are divided as follows: Table C2 —Configuration variables Table C3 —Input variables Table C4 —Output variables Table C5 —Unused variables ...

  • Honeywell W7752D - page 38

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  • Honeywell W7752D - page 39

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE 37 EN2B-0285GE51 R0909 Table C2. Configuratio n Variables for Excel 10 FCU Controllers NV name field name engineering units: English (metric) or states plus range digital state or val ue default comments nciApplVer application_type UBYT E, 0 to 255 0 This configuration variable specif ies the current ...

  • Honeywell W7752D - page 40

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 38 Table C2. Configuratio n Variables for Excel 10 FCU Controllers NV name field name engineering units: English (metric) or states plus range digital state or val ue default comments nciRcvHrtBt SNVT_time_sec 0 to 6553 seconds 0 = Disabled 0 s from factory This configuration varia ...

  • Honeywell W7752D - page 41

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE 39 EN2B-0285GE51 R0909 Table C2. Configuratio n Variables for Excel 10 FCU Controllers NV name field name engineering units: English (metric) or states plus range digital state or val ue default comments nciCntrlSettings fan_run_up_time SNVT_time_sec 0 to 600 seconds 0 0 This configuration variable sp ...

  • Honeywell W7752D - page 42

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 40 Table C2. Configuratio n Variables for Excel 10 FCU Controllers NV name field name engineering units: English (metric) or states plus range digital state or val ue default comments nciCntrlSettings reheat_hyst eresis SNVT_lev_percent 0 to 100% 5% This configuration variable spec ...

  • Honeywell W7752D - page 43

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE 41 EN2B-0285GE51 R0909 Table C2. Configuratio n Variables for Excel 10 FCU Controllers NV name field name engineering units: English (metric) or states plus range digital state or val ue default comments nciFcuConfig DI1_config BYTE DI_WINDOW_CLOSED DI_OCCUPIED_SENSOR DI_AIR_FLOW DI_CHANGEOVER_COOL DI ...

  • Honeywell W7752D - page 44

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 42 Table C2. Configuratio n Variables for Excel 10 FCU Controllers NV name field name engineering units: English (metric) or states plus range digital state or val ue default comments nciFcuConfig output_type[0] BYTE FLOATING ONE_STAGE TWO_STAGE THREE_STAGE PWM THERMAL FLOATING_MID ...

  • Honeywell W7752D - page 45

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE 43 EN2B-0285GE51 R0909 Table C2. Configuratio n Variables for Excel 10 FCU Controllers NV name field name engineering units: English (metric) or states plus range digital state or val ue default comments nciFcuConfig cycle_time[0] SNVT_time_sec 0 to 1200s for stage output 0 to 600s for floating output ...

  • Honeywell W7752D - page 46

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 44 Table C2. Configuratio n Variables for Excel 10 FCU Controllers NV name field name engineering units: English (metric) or states plus range digital state or val ue default comments nciFcuGains si_pid_Xp[1] SNVT_temp_p 2.25 to 180 DDF (1.25 to 100 K), 0 = Disable 36 DDF (20 K) Th ...

  • Honeywell W7752D - page 47

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE 45 EN2B-0285GE51 R0909 Table C2. Configuratio n Variables for Excel 10 FCU Controllers NV name field name engineering units: English (metric) or states plus range digital state or val ue default comments nciSetPnts standby_cool SNVT_temp_p 50 to 95°F (10 to 35°C) 77°F (25°C) This is the configured ...

  • Honeywell W7752D - page 48

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 46 Table C2. Configuratio n Variables for Excel 10 FCU Controllers NV name field name engineering units: English (metric) or states plus range digital state or val ue default comments nciWallMod use_wall_mod_st_pt Bit NO YES 0 1 YES This configuration variable specifie s whether th ...

  • Honeywell W7752D - page 49

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE 47 EN2B-0285GE51 R0909 Table C3. Input Variables for Excel 10 FCU Controllers NV name field name engineering units: English (metric) or states plus range digital state or val ue default comments nviApplicMode SNVT_hvac_mode HVAC_AUTO HVAC_HEAT HVAC_COOL HVAC_OFF HVAC_NUL 0 1 3 6 255 HVAC_AUTO (if boun ...

  • Honeywell W7752D - page 50

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 48 Table C3. Input Variables for Excel 10 FCU Controllers NV name field name engineering units: English (metric) or states plus range digital state or val ue default comments nviManCool SNVT_lev_percent 0 to 100% 163.835% = INVALID This input variable can be used for master/slave i ...

  • Honeywell W7752D - page 51

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE 49 EN2B-0285GE51 R0909 Table C3. Input Variables for Excel 10 FCU Controllers NV name field name engineering units: English (metric) or states plus range digital state or val ue default comments nviReheatRelay value SNVT_sw itch 0 to 100% 0 (at application restart) This input variabl e is used to cont ...

  • Honeywell W7752D - page 52

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 50 Table C3. Input Variables for Excel 10 FCU Controllers NV name field name engineering units: English (metric) or states plus range digital state or val ue default comments nviSetPtOffset SNVT_temp_p -18 to 18 DDF (-10 to 10 K) 589.806 DDF (327.67 K) = INVALID 0 (if bound but fai ...

  • Honeywell W7752D - page 53

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE 51 EN2B-0285GE51 R0909 Table C3. Input Variables for Excel 10 FCU Controllers NV name field name engineering units: English (metric) or states plus range digital state or val ue default comments nviTest fan_control BYTE NORMAL_FAN_MODE OFF1_OFF2_OFF3 ON1_OFF2_OFF3 OFF1_ON2_OFF3 ON1_ON2_OFF3 OFF1_OFF2_ ...

  • Honeywell W7752D - page 54

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 52 Table C3. Input Variables for Excel 10 FCU Controllers NV name field name engineering units: English (metric) or states plus range digital state or val ue default comments nviWindow value SNVT_switch.value 0 to 100% 0 (if bound but fails to be received or at application restart) ...

  • Honeywell W7752D - page 55

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE 53 EN2B-0285GE51 R0909 Table C4. Output Variables fo r Excel 10 FCU Controllers. NV name field name engineering units: English (metric) or states plus range digital state or val ue default comments nvoActiveSetPt SNVT_temp_p 50 to 95°F (10 to 35°C) 621.806°F (327.67°C) = INVALID This output variab ...

  • Honeywell W7752D - page 56

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 54 Table C4. Output Variables fo r Excel 10 FCU Controllers. NV name field name engineering units: English (metric) or states plus range digital state or val ue default comments RTN_COMFAIL_SETPTOFFS RTN_COMFAIL_SCHEDOCC RTN_COMFAIL_DLC RTN_COMFAIL_TEMPRESET RTN_COMFAIL_ODTEMP RTN_ ...

  • Honeywell W7752D - page 57

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE 55 EN2B-0285GE51 R0909 Table C4. Output Variables fo r Excel 10 FCU Controllers. NV name field name engineering units: English (metric) or states plus range digital state or val ue default comments nvoAlarmStatus error_bit[2] UBYTE Bit coded Alarm: ALM_COMFAIL_MANHEAT ALM_COMFAIL_MANCOOL ALM_HW_SW_MIS ...

  • Honeywell W7752D - page 58

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 56 Table C4. Output Variables fo r Excel 10 FCU Controllers. NV name field name engineering units: English (metric) or states plus range digital state or val ue default comments NO_FAN 255 nvoFanSpeedSw value SNVT_switch.value 0 to 100% This output variable allows the fan speed swi ...

  • Honeywell W7752D - page 59

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE 57 EN2B-0285GE51 R0909 Table C4. Output Variables fo r Excel 10 FCU Controllers. NV name field name engineering units: English (metric) or states plus range digital state or val ue default comments nvoFcuStatus sched_occ SNVT_occupancy OC_OCCUPIED OC_UNOCCUPIED OC_BYPASS OC_STANDBY OC_NUL (No Override ...

  • Honeywell W7752D - page 60

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 58 Table C4. Output Variables fo r Excel 10 FCU Controllers. NV name field name engineering units: English (metric) or states plus range digital state or val ue default comments nvoFcuStatus normal operating modes, such as CTL_COOL. When the effective occupancy changes to unoccupie ...

  • Honeywell W7752D - page 61

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE 59 EN2B-0285GE51 R0909 Table C4. Output Variables fo r Excel 10 FCU Controllers. NV name field name engineering units: English (metric) or states plus range digital state or val ue default comments 0 to 100% 163.835% = INVALID nvoFcuStatus reheat_active SNVT_lev_disc ST_OFF ST_ON ST_NUL (No Reheat) 0 ...

  • Honeywell W7752D - page 62

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 60 Table C4. Output Variables fo r Excel 10 FCU Controllers. NV name field name engineering units: English (metric) or states plus range digital state or val ue default comments nvoFcuStatusP external_active Same as nvoFcuStatus Same as nvoFcuStatus. nvoFcuStatusP fan_stages_active ...

  • Honeywell W7752D - page 63

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE 61 EN2B-0285GE51 R0909 Table C4. Output Variables fo r Excel 10 FCU Controllers. NV name field name engineering units: English (metric) or states plus range digital state or val ue default comments 0 to 65535 nvoSensor fan_speed_swi tch SNVT_lev_disc ST_OFF ST_LOW ST_MED ST_HIGH ST_NUL (No Switch) 0 1 ...

  • Honeywell W7752D - page 64

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 62 Table C4. Output Variables fo r Excel 10 FCU Controllers. NV name field name engineering units: English (metric) or states plus range digital state or val ue default comments nviSpaceTemp is bound to another node, nvoSpaceTemp is not reported on the network. nvoStatus object_id ...

  • Honeywell W7752D - page 65

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE 63 EN2B-0285GE51 R0909 Table C4. Output Variables fo r Excel 10 FCU Controllers. NV name field name engineering units: English (metric) or states plus range digital state or val ue default comments nvoUnitStatus heat_output_primary SNVT_lev_percent 0 to 100% 163.835% = INVALID This output variable rep ...

  • Honeywell W7752D - page 66

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE EN2B-0285GE51 R0909 64 Table C4. Output Variables fo r Excel 10 FCU Controllers. NV name field name engineering units: English (metric) or states plus range digital state or val ue default comments (continued) nroPgmVer 1. Network variables are unchanged. 2. Functionality of the contro l algorithm has ...

  • Honeywell W7752D - page 67

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE 65 EN2B-0285GE51 R0909 Table C5. Unused Variables fo r Excel 10 FCU Controllers NV name field name engineering units: English (metric) or states plus range digital state or val ue default comments nciApplVer not_used1 UBYTE Reserved for future use. nciApplVer not_used2 UBYTE Reserved for future use. n ...

  • Honeywell W7752D - page 68

    EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE Manufactured for and on behalf of the Environm ental and Combustion Controls Division of Honeywell Technologies Sàrl, Rolle, Z.A . La Pièce 16, Switzerland by its Authorized Representat ive: Automation and Control Solutions Honeywell GmbH Böblinger Strasse 17 71101 Schönaich Germany Phone: (49) 70 ...

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A complete manual for the device Honeywell W7752D, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Honeywell W7752D by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Honeywell W7752D.

A complete Honeywell manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Honeywell W7752D - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Honeywell W7752D, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Honeywell W7752D, that we can find in the current document
3. Tips how to use the basic functions of the device Honeywell W7752D - which should help us in our first steps of using Honeywell W7752D
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Honeywell W7752D
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Honeywell W7752D in a specific country, if it was not possible to solve the problem on our own.

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