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TEC1100 Series Thermostat Technical Bulletin

See Table 14 if the TEC1100 thermostat does not function properly during
N2 Bus Configuration.

Table 14: N2 Bus Configuration Troubleshooting

Error/Trouble
Condition

Possible Causes

Solution

Two or more controllers have the
same address.

Change each duplicate address to a unique
number.

TEC1100 cycles online
and offline.

There are ‘Y’ or ‘T’ taps or the
repeater lost power or is wired
incorrectly.

Refer to the

N2 Communications Bus

Technical Bulletin

(

LIT-636018).

Two or more controllers have the
same address.

Change each duplicate address to a unique
number.

N2 Bus contains too many devices.

The maximum of N2 devices allowed on the
N2 Bus is as follows: 100 devices per NCM,
32 devices per N30, 32 devices per N31,
150 devices per the Companion/Facilitator
system.

TEC1100 does not have power.

Apply power to the TEC1100.

N2 cable runs are broken.

Locate and correct the wiring.

TEC1100 does not come
online.

Device type is incorrect.

TEC1100 address must be VND device type.

EOL jumpers on MM-CVT101 or NCM
are not installed.

Install EOL jumpers properly.

MM-CVT101 is not plugged into
Personal Computer (PC) or
120 VAC source.

Plug MM-CVT101 into PC or plug it into a
120 VAC source.

Wiring near the BAS is broken.

Repair the wiring.

Entire N2 Bus is offline.

No point mapping entered

Define the BAS database.

Troubleshooting

N2 Bus
Configuration
Troubleshooting

Содержание METASYS TEC1100 Series

Страница 1: ... a thermostat type package All TEC1100s have Metasys N2 communication capability This communication allows the user to view and adjust parameters from a remote workstation It also provides information such as outdoor air temperature to the TEC1100 units on the bus The thermostat is easy to operate and normally displays room temperature and mode of operation using Cooling or Heating icons When ther...

Страница 2: ...ture optional Used to alternate between day and night setpoints LEDs TEC1102 TEC1103 only indicate system activity or problems see Table 3 Used to select Heating Auto Off or Emergency Heat E ht available on TEC1102 only mode of operation Cooling Used to run fan continuously Mode Fan Tec1100face 75 Timed Occupied mode when keyboard locked Figure 1 TEC1100 ...

Страница 3: ...Enclosure CE Compliance CISPR 22 Residential Class B CE Directive 89 336 EEC EN50081 1 EN50082 2 Industrial and Residential FCC Compliance This equipment has been tested and found to comply with the limits for a Class A digital device and verified to Class B pursuant to Part 15 of FCC Rules These limits are designed to provide reasonable protection against harmful interference when this equipment ...

Страница 4: ...r Product Technical Bulletin LIT 216504 See SEN 500 2 and SEN 500 3 Outdoor Air Temperature Sensors Product Technical Bulletin LIT 216179 See ACC 500 1 Conversion Module Product Technical Bulletin LIT 216500 See ACC 500 2 Thermostat Wall Plate Product Technical Bulletin LIT 216502 Table 3 Alarm Indicators TEC1102 Heat Pump and TEC1103 Multistage LED Position Function BI Right Indicates a fault Con...

Страница 5: ... Note Two plastic anchors with screws and the cover lock are included with the TECs Mount the TEC1100 Series thermostat on an interior wall approximately 1 5 m 5 ft above the floor in a location of average temperature 72 F Do not mount the thermostat on outdoor walls or behind doors Be sure to install the thermostat away from direct sunlight or radiant heat air discharge grills stairwells or outdo...

Страница 6: ...d locations 8 Tap nylon anchors included flush to wall surface 9 Place thermostat mounting holes over anchors and screw the thermostat into place using the included anchor screws Figure 2 10 Plug the hole in the wall to eliminate air drafts on the sensor with the adhesive foam from the ACC INSL x Foam Pad Mounting Kit If you are not using this kit use putty or duct tape to plug the hole Follow the...

Страница 7: ...e keyboard disabling buttons to prevent tampering The Day Night mode button can select 1 hour override Off Unlocks the keyboard 3 On In Heating mode with a call for heat the plenum temperature switch controls fan operation However Cooling mode allows the fan to operate immediately with a call for cooling The temperature switch is wired directly to the fan Off Heating or Cooling mode allows the fan...

Страница 8: ...remote sensors refer to instructions included with sensors N2 N2 REF Metasys N2 Bus connections If the transformer T2 is to power all of the loads the yellow pin jumper must be inserted factory position which connects R to 24 V The jumper is located on the electronics board above the relays If a separate 24 V transformer T1 is to be used it must be connected between R and 24 V c and the jumper sho...

Страница 9: ...ooling equipment preferred 4 On Locks the keyboard disabling buttons to prevent tampering Day Night mode button can select 1 hour override Off Unlocks the keyboard 5 On Comfort allows the Auxiliary Heat to be energized when the room temperature error is greater than 0 5 C 1 F for 1 5 hours Off Economy minimizes the use of Auxiliary Heat If the room temperature error is 0 5 C 1 F for 3 hours auxili...

Страница 10: ...tion Table 8 TEC1102 Heat Pump Output Terminal Designations Terminal Function Y2 Energizes Compressor 2 on call for second stage heating or cooling W1 Energizes auxiliary heat as third stage heating or emergency heat Y1 Energizes Compressor 1 on call for first stage heating or cooling G Energizes fan on call for heating or cooling or by pressing Fan button R Provides independent switching voltage ...

Страница 11: ...V The jumper is located on the electronics board above the relays If a separate 24 V transformer T1 is to be used it must be connected between R and 24 V c and the jumper should be removed between R and 24 V Metasys NCM CPN FAC Y1 Y2 G O B R CLK1 CLK2 24 V c RS V RS1 RS2 LED2 24 V Reverse Valve Heating Reverse Valve Cooling Fan First Stage Compressor Hpndiag LED1 W1 Jumper Auxiliary Heat Thermosta...

Страница 12: ...ff Optional selection LCD filter icon comes on with LED 1 contact closure to 24 VAC 6 LED 2 Icon On Off Optional selection LCD wrench icon comes on with LED 2 contact closure to 24 VAC When DIP Switch 2 is on you can only use the Day Night mode button to select 1 hour override to occupied setpoints if in Night mode All other buttons are read only You can also view the N2 address TEC1103 LED1 LED2 ...

Страница 13: ...tions Remote Clock Timer if used Remote Sensor if used Thermostat Equipment T1 T2 Field Contact Switches Second Stage Compressor Electronics N2 REF N2 If the transformer T2 is to power all of the loads the yellow pin jumper must be inserted which connects R to 24 V The jumper is located on the electronics board above the relays If a separate 24 V transformer T1 is to be used it must be connected b...

Страница 14: ...ting the TEC1100 to an NCM N2 N2 REF TEC1100 To Next N2 Device N2 N2 N2 REF Tec 1100n30 24 VAC N2 N2 REF S DS1 DS2 DS3 N30 N2 N2 N2 REF Figure 10 Connecting the TEC1100 to the N30 Series Connector N2 Bus 24VAC GND 24VAC N2 N2 REF Transformer Tec1100 cpn N2 N2 REF TEC1100 N2 N2 REF Companion Facilitator Figure 11 Connecting the TEC1100 to the Companion Facilitator System Connecting to N30 Series Co...

Страница 15: ...button to exit this mode or wait 5 seconds and the TEC automatically returns to normal operation Note You can lock the keyboard using the DIP switch to prevent address change however this disables access to other functions except temporary occupancy When adding the TEC to the Metasys system Person Machine Interface PMI and Companion system you must define the TEC1100 as a Vendor Device VND For the...

Страница 16: ... CSBD BD4 0 Off 1 On Heat 1 E Heat Heat 1 W2 State or Heat Pump O B BD 5 N2 BI BI CSBD BD5 0 Off 1 On Heat Pump O B Heat 2 Continued on next page Notes a Commandable c On the Metasys NCM system map BD9 Temp Units Mode as a Binary Output BO object in a Control System CS object with Autorestore and Local Control set d AIs are commandable in the Companion Facilitator system e The Multiple Command Out...

Страница 17: ... Control set The Controller Point Type is the fixed point definition inside the controller The CPN FAC point is the software point definition inside the Companion software The BAS Model Point type is the definition inside the model file An NCM CS object must be used to retrieve the data Control of the Analog Data AD objects is the last command received is the one that controls the thermostat For e...

Страница 18: ...t Base Figure 13 Installing the Thermostat Cover Lock To reattach the thermostat 1 Position the thermostat inside the cover and attach on the hinged tabs located at the top of the base 2 Swing the thermostat and cover down 3 Press on the bottom center edge until the plastic lock snaps in place Figure 13 Reattaching the Thermostat ...

Страница 19: ...ermostat switches to night setpoints Temporary Occupied with Keyboard Lock When in Night mode select this feature by pushing Day Night button to put TEC1100 in 1 hour timed override to occupied setpoints Remote Sensor When using a remote sensor SEN 500 1 the TEC1100 internal sensor is disabled If two to six remote sensors are connected then they can be used for temperature averaging See the SEN 50...

Страница 20: ... from the modes listed in Table 13 Table 13 TEC1100 Series Thermostat Modes Mode Description COOL When the Snowflake icon and the word COOL are displayed the thermostat is in the Cooling mode When the thermostat is calling for cooling the snowflake blinks HEAT When the Flame icon and the word HEAT are displayed the thermostat is in the Heating mode When the thermostat is calling for heating the fl...

Страница 21: ...lays when the button is pushed To use outdoor air lockout you must set the high and low balance points Any outdoor temperature above the high balance point locks out the auxiliary heat and any outdoor temperature below the high balance point allows the auxiliary heat to run when called for by the thermostat Similarly any outdoor temperature below the low balance point locks out the compressor and ...

Страница 22: ... 3 Press the Fan button again to accept the reading To set the thermostat setpoints 1 Press the Day Night button until the Day icon appears 2 Set the mode to Cool 3 Select the desired temperature for equipment to maintain during the day while in the Cooling mode using the or buttons The cooling setpoint range is 16 to 40 C 60 to 88 F 4 Set the mode to Heat 5 Select the desired temperature for equi...

Страница 23: ... number N2 Bus contains too many devices The maximum of N2 devices allowed on the N2 Bus is as follows 100 devices per NCM 32 devices per N30 32 devices per N31 150 devices per the Companion Facilitator system TEC1100 does not have power Apply power to the TEC1100 N2 cable runs are broken Locate and correct the wiring TEC1100 does not come online Device type is incorrect TEC1100 address must be VN...

Страница 24: ...satisfied Press Mode button until thermostat is in heat mode Raise the heating setpoint using the button Short cycle delay still in progress Wait 2 to 4 minutes for the equipment short cycle protection to complete Thermostat does not call for cooling Thermostat setpoint is satisfied Lower the cooling setpoint using the button Fan failure Place a wire between Terminals R and G Fan should turn on If...

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