Table of Contents
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Operation Guide
Contents
Overview ................................................................ 3
Applications and Installation ................................... 3
Operation (Basic) .................................................... 4
Navigation .......................................................... 4
Room Temp. Setpoint Adjustment ....................... 4
H/C, Fan, Occupancy, and Override ................... 4
Main Menu and Settings ...................................... 4
Display Options .................................................. 5
Configuration (Setup) .............................................. 6
Main Menu Overview ......................................... 6
About the FlexStat ............................................... 6
Advanced Menu .................................................. 7
Damper Setup ............................................. 7
Fan Setup..................................................... 8
Humidity Setup ........................................... 8
Motion Sensor Setup ................................... 8
Optimum Start Setup .................................. 9
Sensor Setup ................................................ 9
Setback (OAT) Lockout Setup .................... 10
Staging Setup ............................................. 10
Valve Setup ............................................... 10
(Advanced) CB (Control Basic) Programs ....... 10
2
FlexStat
BACnet Programmable Thermostats
Specifications, design, and operation are subject to change without notice.
1
Sensor Setup and Information ........... 11
2
(Advanced) Communications (BACnet) .......... 14
(Advanced) Date/Time ................................... 16
(Advanced) BACnet Device Properties ........... 17
(Advanced) Inputs .......................................... 17
(Advanced) Temp. Setpoint Limits .................. 17
(Advanced) PID Loop Configuration .............. 18
(Advanced) Restart/Restore ........................... 18
(Advanced) Test .............................................. 19
(Advanced) Trend Logs ................................... 20
(Advanced) User Interface (UI) ...................... 21
Display Blanking ....................................... 21
Inactivity ................................................... 21
Rotation Values .......................................... 21
Show Temperature Tenths (Decimals) ........ 21
Mode ......................................................... 21
Alarms ............................................................... 23
Date/Time ......................................................... 23
DCV (Demand Control Ventilation) .................. 24
Schedules .......................................................... 24
Setpoints ........................................................... 25
System Modes ................................................... 25
Trend Viewer ..................................................... 26
FlexStat
™
Operation Guide, Rev. Q
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Table of Contents
Troubleshooting
Related Manuals for KMC Controls FlexStat BACnet
Summary of Contents for KMC Controls FlexStat BACnet
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Page 1: Table Of Contents
FlexStat ™ BACnet Programmable Thermostats Operation Guide Contents Overview ..............3 Sensor Setup and Information ... 11 Applications and Installation ........3 DCV (Demand Control Ventilation) Setup . 11 Operation (Basic) ............ 4 (Advanced) Communications (BACnet) ..14 Navigation ............4 (Advanced) Date/Time ........ - Page 2 Resetting the FlexStat ..........26 Input, Sensor, and Value Issues ......33 Types of Reset ............ 26 Level Value Is Frozen or Is 0 ....33 Warm and Cold Starts ........26 and DCV Sequences Are Not Working ..33 Restore Factory ..........
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Page 3: Overview
Overview Applications and Installation The award-winning KMC FlexStat series of intelli- Communication with Other BACnet gent temperature/humidity/occupancy-sensing, wall- Network Devices and Remote Monitoring mounted, thermostat/controllers are native BACnet Advanced Application Controllers (B-AAC) for use in a BACnet system. The FlexStat simplifies net- worked zone control for common packaged HVAC Optional equipment, such as packaged rooftop units, fan coil... -
Page 4: Operation (Basic)
Operation (Basic) Configuration Screens Home Screen MAIN MENU WED 9/3 5:43 PM ABOUT ADVANCED COOL: ALARM OCC: Up (Setpoint) DATE/TIME FAN: SCHEDULE SETPOINTS HUM: 31%RH SYSTEM ADVANCED Right Left Override Screens APPLICATION CB PROGRAMS SYSTEM MODE COMMUNICATION (Menu) (Override) SYSTEM ENABLE: AUTO DATE/TIME DEVICE... -
Page 5: Display Options
Display Options WED 11/19 3:20 PM WED 11/19 3:22 PM WED 11/19 3:20 PM WED 11/19 3:20 PM COOL: COOL: COOL: COOL: OCC: OCC: OCC: OCC: FAN: FAN: FAN: FAN: HUM: 36% RH HUM: 37% RH HUM: 36% RH OUTSIDE: 56° F Fahrenheit decimal values are not displayed by de- By default, rotation values in the lower right of the fault but can be enabled in the User Interface menu. -
Page 6: Configuration (Setup)
Configuration (Setup) NOTE: Menus shown in this document reflect About the FlexStat FIRMWARE VERSION R2.0.0.21 or later. Actual context-sensitive screens are ABOUT FLEXSTAT dependent on firmware version, FlexStat MODEL: BAC–141136CE MORE ABOUT model, and options selected. FW: FLEXSTAT R1.3.0.0 COMMUNICATION APP: AIR HANDLER FIRMWARE NOTE: If appear at the top of the screen OPT: MOD H / MOD C HARDWARE MORE (such as in the Main Menu), scroll up or UPTIME: 28D 00:32:57 down to see the rest of the menu’s off- screen choices. -
Page 7: Advanced Menu
Advanced Menu Auxiliary Heat (Heat Pump Only) Setup AUX HEAT SETUP ADVANCED AUX HEAT: COMP LOCKOUT APPLICATION DELAY (MINS): 60 CB PROGRAMS COMP OAT LOW: 40° F COMMUNICATION DATE/TIME DEVICE INPUTS LIMITS For HPUs, auxiliary heat can be set for none, with The Advanced Menu displays various submenus. -
Page 8: Fan Setup
When BAC-1xxxxx models have an application with Motion Sensor Setup the CO sensor AND the modulating economizer MOTION SENSOR option enabled, menu items for DCV (Demand OCC OVERRIDE: ENABLE Control Ventilation) will appear. For information STATE: OCCUPIED about the DCV options, see (Advanced) CO2 Sensor STANDBY: DISABLE (and DCV) on page —OFFSET: 3°... -
Page 9: Optimum Start Setup
reverting from Standby back to Occupied Sensor Setup mode (although it may still take some SENSOR SETUP time for the room to reach its normal IN 2: DISCH AIR TEMP temperature). See (Advanced) CO2 Sensor IN 9: CO2 (and DCV) on page SPACE TEMP: REMOTE -- IN 1 IS ONBOARD NOTE: DCV is only available in models with the... -
Page 10: Setback (Oat) Lockout Setup
See About the FlexStat on Proportional valves have a 0–10 VDC default for page 0–100% open. Change as needed (e.g., 10–2 VDC). NOTE: Customized programs are the responsibility of the user. KMC Controls does not provide support for such programs. FlexStat Operation Guide, Rev. Q... -
Page 11: (Advanced) Co 2 Sensor (And Dcv)
(Advanced) CO Sensor (and DCV) During the self-calibration the sensor PPM reading is CO2 SENSOR frozen and will not react to changing CO SENSOR INFO CALIBRATION For instructions on calibrating the BAC-14xxxx models with gas, see the CO Sensor Calibration sec- CO2 SENSOR INFO tion in the FlexStat Application Guide. - Page 12 NOTE: Not all applications have a modulating but it enhances IAQ.* economizer option. Without a modulating *NOTE: The CO sensors in the BAC-13xxxx series economizer selected, DCV will not appear FlexStats (as well as properly configured in any menus, but the (Advanced) CO SAE-10xx CO detectors) have been certified Sensor menu will remain and the CO to comply with CA Title 24, Section 121(c), readings will still show on the display.
- Page 13 of them. (If there is a Low Limit alarm, position, not the minimum outside air however, these signals are overridden, and percentage.) The OA damper shall be at this the damper is closed.) position when Space CO2 is at or below BASE.
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Page 14: (Advanced) Communications (Bacnet)
finished and returned the ventilation (Advanced) Communications (BACnet) rate to “normal” operation). COMMUNICATIONS • Pre-purge—If enabled in the ACTIVE: CONFIGURE programming (disabled by default), STATUS: ACTIVE the space is ventilated with maximum ETHERNET SETTINGS COMMUNICATIONS IP SETTINGS outside air for 60 minutes before the ACTIVE: ETHERNET FOREIGN DEV SETTINGS... - Page 15 For MS/TP EIA-485 communications, the Max In firmware R2.1.0.7 and later, MS/TP Diagnostics Master is the highest MAC address a device will is at the bottom of the MS/TP menu (when MS/TP is attempt to locate when polling for master devices on the active communications port).
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Page 16: (Advanced) Date/Time
If the FlexStat is used in a BACnet network with UTC (Advanced) Date/Time (Coordinated Universal Time) synchronization (via DATE/TIME broadcasting or addressing a single thermostat) set the DATE: APRIL 11 2009 UTC Offset value. The UTC Offset value is in minutes TIME: 1:43:59 PM and corresponds to the distance of the local time zone UTC OFFSET: 300... -
Page 17: (Advanced) Bacnet Device Properties
NAME: FlexStat_101 For much more information, see the FlexStat Appli- LOCATION: KMC Controls cation Guide. Calibration Offset can be used to calibrate an analog input by changing the value. For details of calibrat- ing the internal temperature sensor, see the... -
Page 18: (Advanced) Pid Loop Configuration
(Advanced) PID Loop Configuration (Advanced) Security Levels and Passwords LOOP CONFIGURATION SECURITY 2.0° F COOL PROP: ACCESS LEVELS HEAT PROP: 2.0° F PASSWORDS COOL INTG: 0/hr ACCESS LEVELS PASSWORDS HEAT INTG: 0/hr SETPOINT ADJ: NONE USER: 1 0 0 0 ECON PROP COLD: 30°... -
Page 19: (Advanced) Test
(Advanced) Test Menu Items Access Levels TEST Menus User Operator Administrator LCD/KEY TEST Home Screen * = Selectable, Default is User Setpoint Adjust (Up/Down) System Mode (Auto/Heat/Cool/Off) Occupancy Override (On/Off) Fan Modes (Auto/On/Off) Main Menu* (Default is User) The test menu merely tests the display’s pixels and About key functions (as verification during manufacturing). -
Page 20: (Advanced) Trend Logs
Other options that can be user-configured for trend (Advanced) Trend Logs logs include the following: TREND LOGS • The humidity sensor is AI5 but is mapped to TRUE TREND 1: AV22 for display purposes. TREND 2: TRUE TREND 3: FALSE •... -
Page 21: (Advanced) User Interface (Ui)
(Advanced) User Interface (UI) Show Temperature Tenths (Decimals) With R2.0.0.13 and later firmware, Fahrenheit tem- USER INTERFACE perature values on the display change in whole DISPLAY BLANKING: degree increments by default, and Celsius values INACTIVITY (SECS): 60 USER INTERFACE ROTATION VALUES change in 0.5°... - Page 22 • Single Setpoint will keep the setpoint at what- scheduled occupied and unoccupied ever the user has last selected (except when a periods. For example, if a user changes motion sensor optionally puts the FlexStat in the occupied cooling setpoint to 76°, the standby mode—see Motion Sensor Setup on page occupied cooling setpoint will remain at 76°...
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Page 23: Alarms
• CO Alarm—carbon dioxide level is higher than Alarms 1,050 ppm (or lower than 300 ppm, indicating a sensor error) for more than 450 seconds. This is SAT 4/11 3:20 PM ALARMS available only in FlexStats with a CO sensor and * SPACE TEMP ALARM 04/11 COOL: the DCV option enabled in the Damper setup. -
Page 24: Dcv (Demand Control Ventilation)
DCV (Demand Control Ventilation) Schedules DEMAND CONTROL VENT SCHEDULE VENT OVERRIDE: ENTIRE WEEK [MON–SUN] VENT MODE: STARTUP WEEKDAYS [MON–FRI] ENTIRE WEEK WEEKEND [SAT–SUN] 7:30:00 AM ON INDIVIDUAL DAYS 2: 5:15:00 PM OFF HOLIDAYS This menu appears under the Main Menu only if [—>] DELETES ENTRY DCV Advanced Setup is selected. For more options and information, see (Advanced) CO2 Sensor (and To select the desired schedule, press:... -
Page 25: Setpoints
will be erased. (Special day schedules will System Modes then need to be added again through the INDIVIDUAL DAYS menu). SYSTEM SYSTEM ENABLE: AUTO OCC OVRIDE (HRS): 1.0 HOLIDAYS HOL1: JAN 1 2009 HOL2: MAR 21 2009 HOL3: MAY 26 2009 HOL4: JULY 4 2009 HOL5: SEPT 1 2009 HOL6: NOV 27 2009... -
Page 26: Trend Viewer
Trend Viewer Resetting the FlexStat Types of Reset TREND VIEWER SPACE TEMP 2: SPACE HUMIDITY If the FlexStat is not operating correctly or if a low 3: FAN limit alarm has occurred, the FlexStat should be 4: COOL 1 reset (reinitialized). Any reset interrupts normal op- 5: COOL 2 eration, and three types of reset exist: TL #1 SPACE TEMP... -
Page 27: Restore Factory
A cold start does the following in the FlexStat: Restore Factory • (After zeroing out objects during the restart Restore Factory (restoring the FlexStat to the factory process) returns all object values to their relin- settings) does the following: quished defaults (until they are updated by the • Clears present values. FlexStat’s programs). • Restores the object database/configuration to the • Restarts the controller’s Control Basic programs. defaults. -
Page 28: Network Connection
Network Connection MS/TP Network Communication PC Data Port Connection Connect the EIA-485 MS/TP network wiring and set The FlexStat is equipped with a PC data port located the EOL switches accordingly. (See the Installation at the bottom of the thermostat housing. This port Guide for wiring and end-of-line switch informa- provides a temporary EIA-485 (formerly RS-485) tion.) -
Page 29: Maintenance
The FlexStat has a library of built-in applications and and an HTO-1103 Firmware Flash Upgrade Kit avail- options that are configured through the FlexStat’s able from KMC Controls. (For full upgrade instruc- display. Beyond these standard configurations, cus- tions, see the HTO-1103 Installation Guide.) (The old tom changes can be added to a FlexStat using KMC’s... -
Page 30: Troubleshooting
Troubleshooting Alarm Issues Back-Up Issues NOTE: Backing up the existing settings and Alarm, (False) Fan Fail firmware image before or during the • Check configuration. Be sure the Fan Status upgrade process (using the Firmware option is not selected when there is no sensor/ Upgrade Tool, TotalControl, or BACstage) switch for it. -
Page 31: Ms/Tp Network Communication Issues
Using a power screwdriver on these can be changed. screws is not recommended. Also, use only the • Check the phasing of the power and network mounting screws supplied by KMC Controls since other types of screws may damage the FlexStat. lines. See Wiring Issues on page •... -
Page 32: Display Is Blank (Or Erratic)
Display Is Blank (or Erratic) Display Freezes (Buttons Have No Effect) • If the display comes on when a button is pushed, • Carefully remove the FlexStat cover from the Display Blanking is enabled. (See (Advanced) backplate and ensure the WD (watch dog) jump- User Interface (UI) on page 21.) er is installed on its two pins closest to the center... -
Page 33: Custom Programming And Web Issues
When DCV is enabled in the BAC-12xxxx NOTE: Customized programs are the responsibility (without a built-in CO sensor) Damper Setup of the user. KMC Controls does not provide menu, IN9 is assumed to be connected to an support for such programs. external SAE-10xx CO sensor. 0–5 VDC on... -
Page 34: Co Level Is "Too High
Level Is “Too High” Motion/Occupancy Sensor Does Not Work • See the CO and DCV Sequences Are Not Work- • The initial firmware (R.1.0.0.0 and earlier) did not ing section above. support this sensor within the built-in selectable programs. Custom programming was required— •... -
Page 35: Temperature Setpoint Is Not Maintained
Also check that its leads are not pinched, shorted, Time and/or Date Are Not Correct or broken and that the tape holding down the NOTE: When a FlexStat is powered up after leads is not loose. (Some early models with losing the RTC (Real Time Clock) time, it humidity sensors did not have the additional will revert to the default time and date of... -
Page 36: Output, Fan, And Relay Issues
Output, Fan, and Relay Issues Analog Output Does Not Work Fan Does Not Run NOTE: The animated fan icon is coupled with CAUTION BV18 in the packaged programming (not Do not mistakenly connect 24 VAC to an analog the actual fan output terminal). output ground. -
Page 37: Relay (Internal) Does Not Work
Upgrading Firmware Issues NOTE: See also the HTO-1103 (KMD-5699) Relay (Internal) Does Not Work FlexStat Firmware Flash Upgrade Kit Installation Guide, for more information. CAUTION (The KMD-5699 product number was Relays are for Class-2 voltages (24 VAC) only. changed to HTO-1103 in August 2010.) Do not connect line voltage to the relays! NOTE: Max. -
Page 38: Flexstat Malfunctions After Upgrade
ENABLE FACTORY: is recommended practice. ENABLE CUSTOM: NO EDIT CB PROGRAMS DONE NOTE: See also Control Basic Programs Do Not Work on page 33.) NOTE: Customized programs are the responsibility of the user. KMC Controls does not provide support for such programs. FlexStat Operation Guide, Rev. Q... -
Page 39: Wiring Issues
Wiring Issues Installation Wiring Considerations Troubleshooting Wiring Problems • Review the wiring information in the relevant CAUTION FlexStat installation guide. To avoid damage from ground loops and other • Remove the FlexStat from the backplate and communication issues in networked FlexStats, inspect the terminals for loose or shorted wires. -
Page 40: Support
In no event shall publications award for techni- KMC Controls, Inc. be liable for any damages, direct cal marketing support from or incidental, arising out of or related to the use of the Chicago chapter of the this document. -
Page 41: Reference
Reference NOTE: See also the Definitions of Terms on page Acronyms and Abbreviations Common acronyms and abbreviations in FlexStat HVAC = heating ventilating and air conditioning and related documents include: Hz = hertz amp = amperes IP = Internet protocol A = amperes LAT = leaving air temperature (same as DAT) AAC = Advanced Application Controller LCD = liquid crystal display... -
Page 42: Definitions Of Terms
A hyperlinked to messages from other devices). KMC advanced online version can be downloaded from application controllers are all MS/TP master the Brochures section of KMC Controls devices. web site, www.kmccontrols.com. Some Native BACnet Device —A device that is fully BACnet... -
Page 43: Index
Index BV24 (Motion Sensor Occupancy Override): BV35 (Motion Sensor Standby): Abbreviations: About the FlexStat: Access Levels, Password: Calibration Accessories: Analog Input Offset: Acronyms: CO2 Sensor (Gas): Adapter Backplate, HTO-1103: Temperature Offset: Adjustment. See Configuration; Override; Setpoint CA Title 24: Administrator Password: CO2 Sensor: 11, 21, Advanced Menu: Cold Start:... - Page 44 EOL (End Of Line) Switches: IP: 15, 28, Ethernet: 15, 28, External Sensor. See Remote Jumper, WD: 32, Junction Boxes: Factory Defaults: 17, KMC Controls: Delay: 8, KMD-5576 USB Communicator: 14, 28, Fail Alarm: 9, 23, KMD-5699. See HTO-1103 Heating: (Manual) Override: Setup: 8, LAT (Leaving Air Temperature).
- Page 45 Masters, View: MAT. See Mixed Air Temperature (MAT) Parts (Accessories): Max Info Frames: Passwords: 18, Max Master: 15, 28, PC (Network) Data Port: Menu PECI (Portland Energy Conservation, Inc.): 8, Advanced: PFM (Poll For Master): Main: Phasing Metrics, View: Network: 31, Minimum Setpoint Differential: Power: 32, Mixed Air Temperature (MAT):...
- Page 46 Increments, Decimal: 5, Limits: Remote Sensor: 9, KMC Controls Scale, Selecting: 19476 Industrial Drive Setpoint: 4, 17, New Paris, IN 46553 Tenths (Decimals): 574.831.5250; Fax 574.831.5252 Trend Log: www.kmccontrols.com; info@kmccontrols.com Troubleshooting: FlexStat © 2013 KMC Controls, Inc. Operation Guide, Rev. Q 913-019-02Q...