Tekmar tekmarNet 2 530 Installation & Operation Manual

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tekmarNet

Installation & Operation Manual

Introduction

The tekmarNet

2 Thermostat 530

provides operation for:

•

One Stage Heat

•

One Stage Cool

•

One Fan

2 Thermostat 530

Features

•

Zone Synchronization

•

Zone Post Purge

•

Intelligent setback (Timer 033)

•

One touch overrides (with optional

User Switch)

•

Auto Heating Cycle

•

Cooling Interlock

•

tekmarNet

compatible

•

Requires 2 wires

•

One stage heat, cool, and fan

•

Pulse Width Modulation

•

CSA C US Approved for use in

USA and Canada

•

Outdoor temperature display

•

Air Group master

•

Backlight

•

Freeze Protection

•

Equipment Exercising

•

Auto heat-cool switchover

•

Room Temperature Limiting

•

Hydronic Cooling

•

Supports Radiant Floor Cooling

Note

•

tN2 Zone Manager, Expansion

Module, Wiring Center or House

Control required for operation

1 of 28

D530

Zoning

Replaces:08/10

2 communication

D 530 - 12/11

12/11

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Summary of Contents for Tekmar tekmarNet 2 530

Page 1 D530 tekmarNet ® 2 Thermostat 530 12/11 Zoning Replaces:08/10 Installation & Operation Manual Features Introduction • Zone Synchronization • Zone Post Purge ® The tekmarNet 2 Thermostat 530 provides operation for: • Intelligent setback (Timer 033) • One Stage Heat •...
Page 2: Table Of Contents
Button Operation ......9 Getting Started Congratulations on the purchase of your new tekmar thermostat. This manual will step through the complete installation, programming and sequence of operation for this control. At the back, there are tips for control and system troubleshooting.
Page 3: Removing The Thermostat Base
-- - - - --- ---- - - - - - - - - - - - - - - - - - - - - - - - - - -- -- - -- -- - - - -- - - - ---- - - - - - -- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Installation Location Choose the placement of the thermostats early in the construction process to enable proper wiring during rough-in.
Page 4: Thermostat Wiring
If a switch box was not used, mount the Stud thermostat directly to the wall. Thermostat • Feed the wiring through the openings in Base the back of the thermostat. • Use screws in the screw holes to fasten the thermostat to the wall.
Page 5: Testing The Thermostat Wiring
If a fault is suspected, contact your tekmar sales representative for assistance. -- ---- - - - - - - - - - - - - - - - - - - - - - -- - -- - - -- - - --...
Page 6: Mounting The Thermostat
---- -- -- - - - - - - - - - - - -- - - -- - -- - - -- - - - - -- -- - - ---- --- -- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Testing the Cooling Contact 1.
Page 7: Switch Settings
Switch Settings tNt 530 One Stage Heat / Switches are set to “On” One Stage Cool / One Fan Relays: 24V (ac) 2A position from the factory, and do not require changing for most applications. For instructions see brochure 1 2 3 4 Use at least 65°C conductors 1 2 3 4 Switch Position Action...
Page 8: User Interface
User Interface Display MAIN DISPLAY SECONDARY DISPLAY Switch between Switch between Heat, Cool, Auto Auto, On and % and Off modes Fan operation Adjust the current temperature or displayed setting up or down Symbols Description CLOCK HEAT Operating on a Heat is turned on.
Page 9: Button Operation
Button Operation - -- - - -- - - -- - - - -- - - -- - - - - - - - - - - - - - - - - -- - - - -- - - - -- - - -- -- - -- -- - -- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Mode The Mode button selects between Auto, Cool, Heat, and Off.
Page 18: Sequence Of Operation
Sequence of Operation Section A Heating Operation The thermostat operates the heating system to maintain the Set Room Heat temperature. The H1 symbol is shown on the display when the thermostat is heating. The heat can cycle on and off within +/- 1.5°F (1°C) of the Set Room Heat temperature.
Page 19: Cooling Operation
If the thermostat operates a thermal motor (wax actuator) zone valve, set the Heat Supply Pump Delay setting to On. This provides a three minute delay to allow the zone valve to open before the primary or mix pump is turned on. In special applications with multiple zoning manifolds, the Heat Supply Pump setting can be set to Off.
Page 20: Floor Cooling
- ---- --- --- ---- --- - - - - - - - - - - - - -- - -- - -- - -- - - - -- - -- - - - ---- - ---- --- ---- -- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Hydronic Cooling The thermostat has the option to support hydronic cooling using a fan coil or a chilled beam when connected to a heat pump or chiller tekmarNet...
Page 21: Fan Operation
Section D Fan Operation The thermostat normally operates the fan together with the heating and cooling systems. This is determined by the Fan Mode setting in the Adjust menu. Fan Mode The fan operates with... Not With Heating Nor Cooling (Only with fan button) Cooling Only Heating and Cooling Heating Only...
Page 22: Schedules
Section E Schedules Lowering the room temperature setting reduces the amount of fuel required to heat the building resulting in energy savings. Likewise, raising the cooling temperature results in energy savings. This thermostat can follow a programmable schedule in order to automatically lower the room temperature setting.
Page 25: Frequently Asked Questions
Frequently Asked Questions Symptom Look for... Corrective Action H1 symbol indicates heat is on. Check if H1 Symbol zone valve or zone pump is operating. Flashing Increase WWSD setting on tekmarNet ® WWSD reset control. No Heat Flashing Away Change User Switch to Normal scene 1. Mode Auto or Press Mode button to Auto or Heat mode.
Page 26: Job Record
Job Record Jobsite Location ________________________________________________ Thermostat Location _____________________________________________ Item Setting Item Setting Fan Mode Set Room Heat Set Room Heat Set Room Heat Away Schedule Member Set Room Cool Set Room Cool Heat Terminal Type Set Room Cool Away Heat Supply Pump Backlight Heat Supply Pump Delay Units...
Page 27: Technical Data
Technical Data ® tekmarNet 2 Thermostat 530; One Stage Heat, One Stage Cool, One Fan Packaged weight 0.8 lb. (380 g) Enclosure NEMA 1, white PVC plastic Dimensions 2-7/8” H x 2-7/8” W x 13/16” D (73 x 73 x 21 mm) Approvals CSA C US, meets Class B: ICES and FCC Part 15 Ambient conditions...
Page 28: Limited Warranty And Product Return Procedure
(24) months from the production date. The liability of tekmar under the Limited Warranty shall be limited to, at tekmar’s sole discretion: the cost of parts and labor provided by tekmar to repair defects in materials and / or workmanship of the defective product; or to the exchange of the defective product for a warranty replacement product;...

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