tekmar 654 Quick Start [en, fr, es]

Quick Setup Guide	654_Q
Snow Melting Control 654	02/14

Snow Melting Replaces: 01/14

1. Location

Interior

Wall

Behind

Door

5 feet

1.5 m

Exterior

Wall

2.Remove Mounting Base

3.Install Mounting Base

	Stud
Base	Base	Stud
3 1/4”	or
(83 mm)

Wall

Gang

Box

4. Switch Settings

1058-01	Lock

Back of	Switch Settings	ON
Control
		1	2
		Unlock	Unused

LOCK ACCESS LEVEL

The control is locally locked and the access level cannot be changed. Set to Lock when installation has been completed.

UNLOCK ACCESS LEVEL

The control is unlocked and the access level may be changed. Go to the Toolbox menu to change the access level. Set to Unlock during the installation process.

A Watts Water Technologies Company

1

© 2014

654_Q - 02/14

5. Wiring

		Snow / Ice Sensor			Snow	Slab Sensor
		090 or 094		Sensor 095		072 or 073
		Optional	Or	Sensor		And/Or
				095
				Snow
	Transformer 009	tN4
		Communication
L	R	C tN4
N	C	Brn Yel	Blu Red Blk	Brn Yel Blu Red Blk
		Slab	Com	Slab	Com

Relay 003		Relay 003					No Power
3	2			Aux Ht R	C	tN4 Mod Brn Yel Blu Red Blk Out/Sup
		3	2		–	+ Slab	Com Bret
4	1
		4	1				Supply	Outdoor
+ – T T 5	8
		5	8				Sensor	Sensor
6	7
		6	7
							082	070
			System
			Pump
Modulating		G N	L
Boiler		115 V (ac)

6. Install the Control

7. User Interface

Base

Front

		Touch to display
		Run Time,
		Outdoor & Slab
Status Field		Temperature
Operation		Touch to quickly enter
		the View menu
Field
Touch to turn system		Touch to go to the
off while away		next setting
Touch to	ENTER	Home Button
Melt or Stop		Return to the
Touch to	Home	Home Screen
	Button	Press and hold for 3
adjust settings
		seconds to access the
		programming menus.

A Watts Water Technologies Company

2

© 2014

654_Q - 02/14

8. Critical Settings

The System Menu provides settings on how to configure and operate the mechanical equipment.

Item Field	Description
	APPLICATION MODE
	Select the control application mode.
	PWM = Hydronic Pulse Width Modulation.
	BOIL = Hydronic boiler heats snow melting
	system.
	MIX = Hydronic mixing valve or injection
	pump heats snow melting system.
	ELEC = Electric snow melt.
	090 = Tandem Snow/ Ice Detection
	Default = PWM

SNOW / ICE SENSOR

Select if a Snow / Ice Sensor 090 or 094, or

Snow Sensor 095 is installed.

Default = 090

SLAB SENSOR

Select if a Slab Sensor 072 or 073 is installed to measure the slab temperature.

Default = ON

SLAB PROTECTION

Select if the slab should be protected from large temperature differentials to avoid cracking the concrete due to high tensile stress.

Default = ON

OUTDOOR/BOILER RETURN SENSOR

Select if the Out/Bret wiring terminal is connected to an outdoor sensor or a boiler return sensor.

Default = OUT

Item Field

Description

ECONOMELT

EconoMelt allows the user to mechancially remove snow then manually start the system to melt the thin snow layer or ice.

Default = OFF

tekmarNet® SYSTEM PUMP

Select if the system pump located on the tekmarNet® System Control should operate when the snow melt zone is heating.

Conditions: Application Mode is set to PWM, Boil or Mix and Boiler Type is set to CTRL (tN4 control).

Default = ON

AUXILIARY RELAY

Select if the auxiliary relay should function as system pump or as an alert.

Default = SYS

MAXIMUM MELT TIME

Select to limit the amount of melting run time.

Default = 3.0 days

tekmar Control Systems Ltd., A Watts Water Technologies Company. Head Office: 5100 Silver Star Road, Vernon, B.C. Canada V1B 3K4, 250-545-7749, Fax. [phone] Web Site: www.tekmarControls.com

Product design, software and literature are Copyright ©2014 by	3	All specifications are subject to change without notice.
tekmar Control Systems Ltd., A Watts Water Technologies Company		Printed in Canada. 654_Q - 02/14.