Tekmar tekmarNet 532, Installation & Operation Manual

Page 1: ...iliary sensor inputs that can be assigned to measure room floor or outdoor temperature An optional floor sensor protects the floor from overheating and enhances comfort The 532 can be wired using 2 or 4 wires to connect to tekmarNet zoning controls or can be installed as a stand alone thermostat using 3 wires Introduction Features tekmarNet communication compatible Radiant floor heating Floor air ...

Page 2: ...quence of Operation 11 Heating Operation 11 Air Group Operation 13 Schedules 13 Scenes System Override 14 tekmarNet Address 14 Lock Unlock And Access Levels 14 Programmable Settings 15 Troubleshooting 17 Error Messages 17 Technical Data 19 Limited Warranty and Product Return Procedure 20 Congratulations on the purchase of your new tekmar thermostat This manual will step through the complete instal...

Page 3: ...ies hazards which if not avoided could result in minor or moderate injury This symbol identifies practices actions or failure to act which could result in property damage or damage to the equipment Read Manual and all product labels BEFORE using the equipment Do not use unless you know the safe and proper operation of this equipment Keep this Manual available for easy access by all users Replaceme...

Page 4: ...Humidity less than 90 Non condensing environment No exposure to extreme temperatures beyond 32 122 F 0 50 C No draft direct sun or other cause for inaccurate temperature readings Away from equipment appliances or other sources of electrical interference Easy access for wiring viewing and adjusting the display screen Approximately 5 feet 1 5 m off the finished floor The maximum length of wire is 50...

Page 5: ...ostat Base Adapter Plate 012 If a single gang box is used Adapter Plate 012 is required sold separately Feed the wiring through the hole in the adaptor plate and the thermostat base Fasten the adaptor plate to the gang box Fasten the base of the thermostat to the adaptor plate Terminate wiring to the wiring strip Do not over tighten wiring screws Hand tighten only Push the thermostat front onto th...

Page 6: ...Rh W S1 S2 Com No Power tN2tN2 tN2 C R tN2 tN4 Rh W S1 S2 Com No Power tN4 C R W Optional Sensor 1 Optional Sensor 2 tN4 Wiring Center Optional Sensor 1 Optional Sensor 2 tN2 Wiring Center C N L R tN2 C R tN2 tN4 Rh W S1 S2 Com No Power T T Optional Sensor 1 Optional Sensor 2 Install field jumper wire R to Rh Zone Valve 24 V ac Transformer Boiler Install field jumper wire R to Rh ...

Page 7: ...one 1 Zone 2 Zone 3 N L T T Optional Sensor 1 Optional Sensor 2 Pump Boiler tN2 C R tN2 tN4 Rh W S1 S2 Com No Power T T C N L R 2 1 8 7 3 4 5 6 Optional Sensor 1 Optional Sensor 2 Pump Relay 003 Boiler Install field jumper wire R to Rh Available auxiliary sensors Outdoor Sensor 070 Slab Sensor 072 20 6 m wire Slab Sensor 073 40 12 m wire Indoor Sensor 076 Indoor Sensor 077 Cover Plate Slab Sensor ...

Page 8: ...ng the wires If the thermostat display turns off when powering the heat relay and the load then the transformer VA capacity is too small and a larger transfomer is required Heat Relay Push the button and set the temperature below the current room or floor temperature There should be no Heat On symbol on the display Measure the voltage on the heating equipment wiring center zone valve or relay The ...

Page 9: ... thermostat responds to changes in the scene systemwide manual overrides Requires the installation of a Gateway or User Switch to use this feature OFF OFF The thermostat does not respond to scenes 3 ON LOCK ACCESS LEVEL Some Setup menu settings are not visible Set to Unlock during installation process tekmarNet reset control must also be set to Unlocked and Installer access level OFF UNLOCK ACCESS...

Page 10: ...when adjusting temperature and the floor is at or below the floor minimum temperature WWSD Warm Weather Shut Down WARNING SYMBOL Indicates an error is present SCENE AWAY Operating at Away temperature tekmarNet Communication is present MAX Flashes when adjusting temperature and the floor has reached the floor maximum temperature Home Screen Symbols Description User Interface Outdoor F Away WWSD MIN...

Page 11: ...or is turned on and a floor sensor is connected the thermostat will maintain the desired air temperature as well as a minimum floor temperature This operation is recommended for areas with large windows that allow the sun to shine into a room and keep it warm without the need for heating This can allow the floors to cool off during the afternoon When the sun goes down it can take a long time for t...

Page 12: ...a heat source Flushing ensures that fresh potable water is circulated through the system once each day If the thermostat is connected to a tekmarNet system control with the flushing feature turned on the relay turns on but is not shown on the display Hydronic System Supply Pump When connected to a tekmarNet system control the thermostat s W Pump setting affects how the primary pump or mix pump on ...

Page 13: ...e air heating system is operating during mild outdoor temperatures Once the outdoor temperature falls below the first stage warm weather shut down setting the air group member thermostats are allowed to heat if required Schedules Lowering the room temperature setting reduces the amount of fuel required to heat the building resulting in energy savings This thermostat can follow a programmable sched...

Page 14: ...control will display addresses of thermostats that have errors Referring to the address documentation simplifies the process to locate and correct errors Lock Unlock And Access Levels The thermostat can be either locked or unlocked When locked there are fewer settings available in the Setup menu There are two locations to lock the thermostat 1 Locally on the back of the thermostat using the Lock s...

Page 15: ...ed Off 40 to 122 F Off 4 5 to 50 0 C 72 F 22 0 C SET FLOOR Set the floor temperature while in the unoccupied time period Available when an auxiliary floor sensor is con nected and the schedule or scenes switch settings are on Off is the factory default when there are both room air and floor temperature sensors Off 40 to 122 F Off 4 5 to 50 0 C 65 F 18 5 C or Off LIGHT Select when the display backl...

Page 16: ...sensorisconnected Suggested settings Tile 90 F 32 C Wood Floor 85 F 29 C Off 40 to 122 F Off 4 5 to 50 0 C 85 F 29 5 C SENSOR 1 Select the type of sensor connected to auxiliary input 1 Available when a sensor is automatically detected None Room Flor Out Flor SENSOR 2 Select the type of sensor connected to auxiliary input 2 Available when a sensor is automatically detected None Room Flor Room ROOM ...

Page 17: ...result is that there are no communications Check for loose wires between tN4 and C Check for short circuits between the tN4 and C wires on the House Control Wiring Center or Zone Manager Check for correct polarity between the C and R wires The error clears automatically once the wiring fault has been corrected To force the error to clear while allowing a short or open circuit to continue push and ...

Page 18: ...tat down and up to clear the error SENSOR 1 SHORT CIRCUIT ERROR Auxiliary sensor 1 has a short circuit Check for damaged wires Locate and repair the problem as described in the sensor Installation Operation Manual 070_D 079_D The error clears after the auxiliary sensor 1 fault is corrected SENSOR 2 OPEN CIRCUIT ERROR Auxiliary sensor 2 has an open circuit Check for loose or damaged wires Locate an...

Page 19: ...e only 32 to 122 F 0 to 50 C RH 90 non condensing Power supply 24 V 10 50 60 Hz 1 8 VA standby Class 2 Relays 24V ac dc 2 A Class 2 circuits Sensor NTC thermistor 10 kΩ 77 F 25 C 0 2 C ß 3892 Included None Optional tekmar type 070 072 073 076 077 079 084 Error Message Description INTERNAL ERROR The thermostat has an internal fault This error cannot be field repaired Contact your wholesaler or tekm...

Page 20: ... replacement Product all such costs and expenses being subject to Purchaser s agreement and warranty with its customers Any representations or warranties about the Products made by Purchaser to its customers which are different from or in excess of the tekmar Limited Warranty are the Purchaser s sole responsibility and obligation Pur chaser shall indemnify and hold tekmar harmless from and against...