Danfoss BasicPlus2 WT-DM User manual

User Guide

BasicPlus2WT-DM

Room Thermostats for Floor Heating

www.heating.danfoss.com

User Guide BasicPlus2WT-DM Room Thermostats

2Danfoss Floor Heating Hydronics 06/2016

1 Functional Overview

Symbols Function description Symbols Function description

SET

Room temperature Away mode

Floor temperature Child safety lock

Temperature indication Power ON/OFF

SET

Set temperature M

Mode change/check oor

temp./child safety lock/

parameters setting

Floor heating, Active < > Up/down selectors

Frost protection, Active

2 Power ON/OFF

Turn the thermostat ON or OFF by pressing .

3 Setting the Temperature

• Press <or >at any time to change the desired temperature value. SET is shown in the display.

• When releasing <or >, the display returns to showing the actual temperature.

• The adjustment step is 0.5° C.

4 Select Away Mode

• Press Mto enter Away mode and will be displayed.

• Press <or >. SET appears; set the Away mode setpoint.

• Press Magain to exit Away mode.

5 Check Floor Temperature

• Press Mand hold. Press <within 6 seconds.

• ashes and the current oor temperature is displayed. Operate again, then exit (automatic exit after 6

seconds with no operation).

6 Child Safety Lock

• Press Mand hold. Press >within 6 seconds to lock all buttons.

• Press again to exit the child safety lock.

User Guide BasicPlus2WT-DM Room Thermostats

06/2016 Danfoss Floor Heating Hydronics 3

7 Set Control Parameters

Press Mbutton for 6 seconds to enter the parameter setting mode. Press Mfor parameter selection and set the

parameter range via <or >. The upper digits indicate the parameter number. Complete all adjustments.

To exit the parameter setting mode, wait for automatic exit (30 seconds).

The digits indicate the set value as follows:

No. Parameter settings Settings range Default

WT-DM

P01 Working mode

(Will not show on the display)

01: Manual

02: Advanced Programmable Timer NA

P02 Temperature control mode

01: Only room temp.;

02: Room and oor temp.;

03: Only oor temp.

P03 High room temp. limit 5-35° C (only for 01 and 02 in P02) 30° C

P04 Low room temp. limit 5-35° C (only for 01 and 02 in P02) 5° C

P05 Floor temp. limitation mode 01: High temp. limitation;

02: Low temp. limitation (only for 02 in P02) 01

P06 Floor temp. limitation setpoint 20-45° C (only for 02 in P02) 35° C

P07 High oor temp. limit 20-45° C (only for 03 in P02) 35° C

P08 Low oor temp. limit 20-45° C (only for 03 in P02) 20° C

P09 Frost protection 01: Enable; 02: Disable 01

P10 Frost protection setpoint 5-17° C 5° C

P11 Timer display option

(Will not show on the display) 01: 24 h; 02: 12 h NA

P12 Room temp. display option at

shutdown

01: No display current temp.;

02: Display current temp. 01

P13 MODBUS slave address 1 to 64 01

P14 MODBUS baud rate 00: 4800

01: 9600 00

P15 MODBUS parity check

00: No check

01: Odd check

02: Even check

P03 to P08 appear on relevant temperature control mode.

8 Error Messages

E1 Room sensor failure

E2 Floor sensor failure

EE EEPROM failure

Lo Temperature lower than 0° C

Hi Temperature higher than 50° C

All relay output will be turned o in all cases.

User Guide BasicPlus2WT-DM Room Thermostats

Danfoss Floor Heating Hydronics 06/2016

Danfoss can accept no responsibility for possible errors in catalogues, brochures and other printed material. Danfoss reserves the right to alter its products without notice.

This also applies to products already on order provided that such alterations can be made without subsequential changes being necessary in specifications already agreed.