Tekmar tekmarNet 4 Thermostat 538 Quick Setup Manual
Quick Setup Guide
tekmarNet®4 Thermostat 538
Location1. Remove Mounting Base2.
Interior
Wall
5 feet
1.5 m
Exterior
Wall
Zoning
Q 538
12/11
Replaces: 08/10
Install Mounting Base3.
Plate 007
Thermostat
Base
Switch Settings5.
Switch
1
2
3
4
Adaptor
Thermostat
Base
OR
Switch
Box
Position
ON
OFF OFF No setback schedule response.
ON
OFF OFF No scene response.
ON
OFF
ON
OFF
Action
SETBACK Allow thermostat to respond to
available schedule. Requires Timer 033.
SCENE Allow thermostat to respond to
scenes. Requires User Switch 479.
LOCK Locked to ‘User’ access level. Set
to Lock when installation completed.
UNLOCK Unlock to access all settings.
Set to Unlock during installation.
Not used
Not used
Wall
Wiring4.
Slab Sensor 072, 073, 079
Indoor Sensor 076, 077, 084
OR
Outdoor Sensor 070
OR
Close Thermostat6.
pivot
tab
65
Sensor
No Power
Use at least 75°C conductors
For instructions see brochure
tN41C2R3W
tN4 C W
4
R
538
or
ON
Switch Settings:
12 34
1001-0 3
Scene
Setback
Off
Off
1234
Lock
Unlock
Not used
Not used
Mmm YYYY
Lot # 12345
Meets Class B:
Canadian ICES
FCC Part 15
tNt 538
One Stage Heat
Power: 24 V ±10% 50/60 Hz 1.8 VA
56 VA fully loaded
Relay: 24 V (ac) 2 A
Switch Setting Location
tN4 Wiring Center
tN4 Zone Manager
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User Interface7.
H1
ADJUST
H1
ADJUST
Critical Settings8.
The following settings are essential to the successful operation of the system.
Important
setting once installation has been completed.
Note: Set switch setting #3 and tekmarNet® system control to Unlock to change Access level to Installer. Return to Lock
Press
• 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
Toget her
• After 10 seconds of no button activity, the display goes back to normal operation.
Display Range Access Description Set to
TEMPERATURE UNITS
Press the or the button to change from °F to
°C and vice versa.
HEAT SUPPLY PUMP
During heating, select whether or not the system supply
pump should turn on or be off to allow a zone group
pump per manifold.
Available when:
A reset control is present on the tekmarNet® system.•
HEAT SUPPLY PUMP DELAY
During heating, select whether or not the system supply
pump should be delayed by 3 minutes before coming
on (for thermal motor or wax actuator).
Available when:
A reset control is present on the tekmarNet® system.•
ADJUST
SUPPLY
ADJUST
SUPPLY
°F or °C
Default = °F
OFF or On
Default = On
H1
OFF or On
Default = OFF
H1
Installer
User
Installer
Installer
ROOM SENSOR
Select whether the built-in air temperature sensor is
On or Off
Default = On
Installer
on or off.
Available when:
A floor sensor or room sensor is installed on the
auxiliary sensor input.
AUXILIARY SENSOR
Off, Room,
Outdoor,
Floor, Floor
dSP
Installer
Select the type of auxiliary sensor.
Floor dSP = Show floor sensor reading in upper
number field.
Available when:
Auxiliary sensor automatically detected.
For a full list of settings and operational details, please refer to the thermostat Installation and Operation Manual
(D538) included with compatible tekmarNet® controls or download the brochure from www.tekmarcontrols.com
Product design, sof tware and literature are Copyright © 2011 by:
tekmar Control Systems Ltd. and tekmar Control Systems, Inc.
tekmar Control Systems Ltd., Canada, tekmar Control Systems, Inc., U.S.A.
Vernon, B.C. Canada V1B 3K4, 250-545-7749, Fax. 250-545-0650 Web Site: www.tekmarcontrols.com
2 of 2
Head Offi ce: 5100 Silver Star Road,
All specifications are subject to change without notice.
Printed in Canada. Q 538 - 12/11.
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