| Switch | Position | Action |
| 1 | ON | LOCK Access level adjustment is not available. |
| OFF | UNLOCK Access level adjustment is available. | |
| 2 | Not Used | |
For tekmarNet®2 or 4 wiring, see Application Brochure 557_A or Installation & Operation Manual 557_D.
The following settings are essential to the successful operation of the system.
| Setup Menu Settings |
| SENSOR 1 Select the type of sensor connected to auxiliary sensor input 1. |
| Range: OFF, ROOM, FLOR (floor), DUCT |
| Default: OFF |
| SENSOR 2 Select the type of sensor connected to auxiliary sensor input 2. |
| Range: OFF, ROOM, FLOR (floor), OUT (outdoor) |
| Default: OFF |
| SENSOR 3 Select the type of sensor connected to auxiliary sensor input 3. |
| Range: OFF, ROOM, FLOR (floor), HUM (humidity) |
| Default: OFF |
| ROOM SENSOR Select if the built-in room temperature sensor is on or off. |
| Range: OFF or ON |
| Default: ON |
| W1 TERMINAL UNIT Select the terminal unit type of the first stage of heat W1. |
| Range: NONE, HRF1, HRF2, OTHR (other) |
| Default: NONE |
| Setup Menu Settings |
| BACKUP W2 TERMINAL UNIT Select the type of backup heating. |
| Range: NONE, CONV, COIL, FURN (furnace), OTHR (other) |
| Default: NONE |
| Y1 RELAY Select the cooling equipment the Y1 relay operates. |
| Range: HP1 (heat pump), AC1 (air conditioner), W2 |
| Default: HP1 |
| Y2 RELAY Select the equipment the Y2 relay operates. |
| Range: OFF, HP2 (heat pump stage 2), AC2 (air condi- tioner stage 2), HRV, DHUM (dehumidifier), VALV (valve) |
| Default: OFF |
| ACCESSORY RELAY Select the equipment the accessory relay operates. |
| Range: OFF, HUM (humidifier), DHUM (dehumidifier), VALV (valve) |
| Default: OFF |
| O/B VALVE Select the heat pump operation of the O / B relay. |
| Range: O or B |
| Default: O |
For a full list of settings and operational details, please refer to the thermostat Installation and Operation Manual (557_D) included with compatible tekmarNet® controls or download the brochure from www.tekmarControls.com
tekmar Control Systems Ltd., A Watts Water Technologies Company. Head Offi ce: 5100 Silver Star Road, Vernon, B.C. Canada V1B 3K4, 250-545-7749,
Fax. 250-545-0650
Web Site: www.tekmarControls.com
Product design, software and literature are Copyright ©2012 by tekmar Control Systems Ltd., A Watts Water Technologies Company
Download Manual: Tekmar 557 Thermostat Quick Setup Guide
another manual:Tekmar 557 Thermostat Installation & Operation Manual
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