Danfoss BasicPlus2 WT-DM User manual

Installation Guide

BasicPlus2WT-DM

Room thermostat

1 Installation Steps

2 Wiring

Installation Guide

WT-DM Installation Instruction

Danfoss Heating Solutions 2

The User Guide can be downloaded from: heating.danfoss.com.

1. Installation must be done by an authorised electrician.

2. The room thermostat should be installed at approx. 1.5 m

above oor and where the eects of sunlight, draught or

other heat sources (eg. TV's) are avoided. See g.1.

3. First of all, carefully remove the cover. See g.2.

4. Connect the wire before mounting the back plate to the

wall box using the enclosed screws. Then mount the cover

to the back plate. See g.3.

1. Dimensions, see g.4.

2. Wiring diagram,see g.5. (S1,S2:oor sensor terminals;A+,B-:

Modbus communication terminals).

3. WT-DM is often used with Danfoss TWA actuator. Depending

on the conditions of power location and actuator type (NC or

1. When power supply location is close to room thermostat:

type,see g.6.

type,see g.7.

type,see g.8.

type,see g.9.

NO), the wiring between room thermostat and actuator is dif-

ferent.Follow the illustrations to complete the wiring:

Technical Speciﬁcations

Communication protocol Modbus RTU

Communication interface RS485

安装指南

WT-DM 安装说明书

必须由经过专业培训合格的电工进行安装。

室内温控器应当安装在地面上方大约1.5米处，并且避免

受到日光、气流或者其他热源（例如：电视）的影响。

请见图1。

在将背板固定至暗线箱之前，使用随附的螺钉连接导

线，然后将盖子安装至背板。请见图

通讯协议 Modbus RTU

通讯接口 RS485

Fig. 1

1.5 m

Fig. 2

Fig. 3

Danfoss Heating Solutions

Fig. 4

86.0

24.516.0

62.3

46.2

Fig. 5

B-

A+

230 V ~

Modbus Communication

Floor Sensor

Fig. 6

230 V

TWA

230V

WT-DM

L NO NC N A+ B- S1 S2

Danfoss Heating Solutions 9

Danfoss Heating Solutions10

Installation Guide BasicPlus2WT-DM

Fig. 7

230 V

TWA

230V

L NO NCN A+ B- S1 S2

WT-DM

Fig. 8

230

V ~

TWA

230V

L NO NC N A+ B- S1 S2

WT-DM

Fig. 9

230

V ~

TWA

230V

L NO NC N A+ B- S1 S2

WT-DM

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