Kanmor 538e Installation & Operation Manual Download

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tekmarNet

4 Thermostat 538e

Installation & Operation Manual

D538e

02/11

Replaces: 02/08

1 of 24

The tekmarNet

4 Thermostat 538e

provides operation for:

One Stage Heat

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Introduction

Features

Requires 4 wires (tN4, N, L, )
Auxiliary sensor to measure floor,
outdoor or indoor temperature
Outdoor temperature display
Bright backlight
2 button temperature adjustment
Communication with other
tekmarNet

devices improves

system efficiency and comfort
Schedule member status enables
setback operation
Optimum start
Responds to tekmarNet

Scenes

Cooling Group Member
Freeze protection
Exercising
Zone synchronization

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Beneﬁ ts

Energy savings
Reduced temperature swings
Compatible with tekmarNet

Timers, User Switches and
Gateway for additional control
Monitor and control floor
temperature

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Summary of Contents for 538e

Page 1: ... Outdoor temperature display Bright backlight 2 button temperature adjustment Communication with other tekmarNet devices improves system efficiency and comfort Schedule member status enables setback operation Optimum start Responds to tekmarNet Scenes Cooling Group Member Freeze protection Exercising Zone synchronization Beneﬁts Energy savings Reduced temperature swings Compatible with tekmarNet T...

Page 2: ...Wiring 4 Testing the Thermostat Wiring 4 Mounting the Thermostat 5 Cleaning the Thermostat 6 Switch Settings 6 User Interface 7 Display 7 Button Operation 7 Symbols Description 7 Settings 8 14 Sequence of Operation 15 Heating Operation 15 Cooling Group Operation 16 Schedules 17 Scenes System Override 17 Troubleshooting 18 Error Messages 18 21 Frequently Asked Questions 22 Job Record 23 Technical D...

Page 3: ... wire is 150 m Strip wire to 10 mm for all terminal connections Use standard 4 conductor 0 75 or 1 0 mm2 flex cable Installation Location Removing The Thermostat Base Push tab 1 Remove thermostat from base 2 To remove the thermostat base Place a small slot screwdriver or similar tool into the slot located on the top of the thermostat While pushing down against the plastic tab pull the thermostat a...

Page 4: ... on the thermostat to the 1 L N and terminals on the Wiring Center 375x Connect the optional auxiliary sensor wires to the sensor terminals 5 and 6 1 2 3 4 Wiring Center 375x Slab Sensor 079e OR Outdoor Sensor 070e OR Indoor Sensor 076e 084 tNt 538e 538e One Stage Heat Made in Canada Mmm YYYY Lot 12345 1001 06 tN4 1 N 2 L 3 K 4 6 S1 5 Com Switch Settings For instructions see brochure Setback Scene...

Page 5: ...l should appear on the display 6 There should be continuity between the L 3 and 4 terminals Testing the tekmarNet 4 Bus The symbol is shown on the display when communication is present If the thermostat is connected in a network and the communication is missing there may be an open or short circuit on the tN4 and N bus wires 1 Remove the front cover from the thermostat 2 To test for short circuits...

Page 6: ...does not follow a programmable setback schedule 2 ON SCENE The thermostat responds to changes in the scene system wide manual overrides Requires the installation of a User Switch 480 or 481 to use this feature OFF OFF The thermostat does not respond to scenes 3 ON NONE The thermostat is not part of a cooling group OFF COOL MEMBER 1 The thermostat is a member of cooling group number 1 4 ON LOCK ACC...

Page 7: ...GROUP The cooling group is cooling Heating can start once the cooling is finished LOCK Locked to User access level CLOCK Operating on a programmable schedule tekmarNet Communication is present WARNING SYMBOL Indicates an error is present WARM WEATHER SHUT DOWN The heating system has been shut off for the summer Display Symbols Description User Interface Button Operation Press the or the button to ...

Page 8: ...aller SET ROOM HEAT AWAY Set the room heating temperature while in the Away scene Continued on next page Press and hold down both the and buttons for 2 seconds to change from one step to the next Release both buttons once the step has been reached Press the or the button to change the setting if available Press and hold down both the and buttons for 2 seconds to go to the next step OR After 10 sec...

Page 9: ...ting in the Adjust menu is set to Off 40 to 122 F 4 5 to 50 0 C Default 65 F 18 5 C Installer User SET FLOOR HEAT Set the floor heating temperature while in the event Available when A slab sensor is installed on the auxiliary sensor input AND Sensor setting in the Adjust menu is set to Floor AND Room Sensor setting in the Adjust menu is set to Off Off 30 sec On On Default 30 sec Installer User BAC...

Page 10: ...arge number with Software Version upper right corner and the thermostat address 40 to 95 F 4 5 to 35 0 C Default 85 F 29 5 C Installer MAXIMUM SET ROOM HEAT Set the maximum room heating limit while in the event 40 to 95 F 4 5 to 35 0 C Default 85 F 29 5 C Installer MAXIMUM SET ROOM HEAT Set the maximum room heating limit while in the event 40 to 95 F 4 5 to 35 0 C Default 45 F 7 0 C Installer MINI...

Page 11: ... On AND A slab sensor is installed on the auxiliary sensor input AND Sensor setting in the Adjust menu is set to Floor Off 40 to 122 F Off 4 5 to 50 0 C Default Off Installer User SET FLOOR MINIMUM Set the floor minimum temperature while in the event The floor minimum heats the floor even when the room temperature is satisfied The measured floor temperature is shown in the upper right hand corner ...

Page 12: ... slab sensor is installed on the auxiliary sensor input AND Sensor setting in the Adjust menu is set to Floor 1 2 3 4 Default 1 Installer SCHEDULE Thermostat can follow schedule master 1 2 3 or 4 Available when Switch setting 1 is set to Setback On Position On or Off Default On Installer ROOM SENSOR Select whether the built in air temperature sensor is on or off Available when A floor sensor or ro...

Page 13: ...ault Sychronize Installer HEAT CYCLES PER HOUR Select either Auto cycle or Synchronize with other thermostats on the tekmarNet system Choose Synchronize when zone heated using a boiler Choose Auto when zone is non hydronic heating Available when No reset control on the tekmarNet system OFF dLy delay On Default On Installer HEATING SUPPLY PUMP Select whether or not the system supply pump should tur...

Page 14: ... tekmarNet ADDRESS The address is shown in the large number field Auto is shown in the upper number field when using automatic addressing Press the or the button to manually select an address The address can be returned to automatic Auto addressing when address set above 24 None Installer User ESCAPE Press the or the button to return to normal operation Settings 7 of 7 ...

Page 15: ...wn on the display when the thermostat is heating The heat can cycle on and off within 1 C of the Set Room Heat temperature Freeze Protection The thermostat operates the heat whenever the room or floor temperature falls below 4 5 C Exercising When connected to a tekmarNet reset control the thermostat exercises the heat relay for 10 seconds every 3 days Exercising helps prevent zone valves or zone p...

Page 16: ...ation Section B In order to prevent heating and cooling at the same time this thermostat can operate together with other thermostats on a tN4 system to form a cool group In a cool group one thermostat is assigned as the cool group master The cool group master operates the cooling equipment for the group This thermostat can be set to be a member of the cool group When operating as a cool group the ...

Page 17: ...Display Room Temperature Setting 1 or or Follows programmable schedule or operates at the occupied temperature 2 Away Away temperature 3 Unoccupied temperature Scenes System Override Section E When a programmable schedule is selected there is a time delay for the temperature to change from the temperature to the temperature The thermostat uses Optimum Start to predict the heat up and cool off rate...

Page 18: ... settings have been reviewed BUS ERROR The tekmarNet 4 communication bus has either an open or a short circuit The result is that there are no communications Check for loose wires Check for short circuits between the tN4 and N wires Check for correct polarity between the N and L wires Error clears automatically once wiring fault has been corrected If the thermostat is intentionally removed from th...

Page 19: ...rt circuit error This error cannot be field repaired Contact your wholesaler or kanmor sales representative for details on repair procedures ROOM SENSOR OPEN CIRCUIT The built in air temperature sensor has an open circuit fault Do not confuse this error with the auxiliary room sensor short circuit error This error cannot be field repaired Contact your wholesaler or kanmor sales representative for ...

Page 20: ...s intentionally removed locate the Room Sensor setting in the Adjust menu and set to On Power the thermostat down and up to clear the error OUTDOOR SENSOR SHORT CIRCUIT The auxiliary outdoor sensor has a short circuit Check for damaged wires Locate and repair the problem as described in the Data Brochure D 070e Error clears after the outdoor sensor fault is corrected OUTDOOR SENSOR OPEN CIRCUIT Th...

Page 21: ... clears after the auxiliary room sensor fault is corrected AUXILIARY ROOM SENSOR OPEN CIRCUIT The auxiliary room sensor has an open circuit Check for loose or damaged wires Locate and repair the problem as described in the Data Brochure D 076e D084 Error clears once the auxiliary room sensor fault is corrected If the auxiliary room sensor was intentionally removed power the thermostat down and up ...

Page 22: ... early so that the room is comfortable at the scheduled time Pressing button does not increase temperature Flashing Max Installer can increase the Maximum Set Room Heat Flashing Floor Max Floor temperature has reached the Floor Maximum setting If the floor is not heated then the floor sensor may be faulty and require replacement Pressing button does not decrease temperature Flashing Min Installer ...

Page 23: ..._____________________ Thermostat Location _____________________________________________ Technical Data tekmarNet 4 Thermostat 538e One Stage Heat Packaged weight 380 g Enclosure NEMA 1 white PVC plastic Dimensions 73 x 73 x 21 mm Approvals CE Approved Ambient conditions Indoor use only 2 to 50 C RH max 92 to 40 C and 50 above 40 C Altitude 3000 m Installation Category II Pollution Degree 2 Power s...

Page 24: ...arts or labor to remove or transport the defective Product or to reinstall the repaired or 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 kanmor Limited Warranty are the Purchaser s sole responsi...

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