Danfoss FMT230D Operating instructions

Table of contents

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FMT230D Electronic ush mounted

dial setting room thermostat

with LCD display

User & Installation Instructions

®

Certification Mark

2

Index

Installation Instructions 3-11

User Instructions 12-15

Index

GB

3

Installation Instructions

Features FMT230D

Temperature Range 5 - 30°C

Setting dial and LCD display O

Chrono-proportional or On/Off control O

Heat or cool operation O

Output relay contact rating 10-264 Vac, 50/60 Hz, 3 (1) A

Switching action 1 SPDT Type 1B

Power supply 230 Vac ± 15%, 50/60 Hz

Maximum ambient temp 45°C

Rated Impulse Voltage 2.5kV

Ball Pressure Test 75°C

Dimensions (mm) 85 wide x 85 high x 35 deep

Pollution Situation Degree 2

Installation Instructions

GB

4

Mounting

The product is designed to mount on to a standard one-gang

ﬂush mounted electrical accessory box having a minimum

depth of 25mm. Fixing screws and screw blanking caps are

provided with the product.

M3.5 screws

Rear View of Thermostat

Terminal Blocks

Blanking Caps

Installer DIL

Switches

Installation Instructions

GB

5

Fix at a height of 1.5m approx from the ﬂoor, away from

draughts or heat sources such as radiators, open ﬁres or direct

sunlight.

Please Note:

This product should only be installed by a qualiﬁed electrician or

competent heating installer and should be in accordance with the

current edition of the IEEE wiring regulations.

Installation Instructions

GB

6

Wiring

Installation Instructions

GB

LN

ELECTRONICS

LN

230 Vac

COM

NO

NC

7

DIL switch settings

Slide the DIL switches to the settings required.

ON/OFF - boiler switches ON when below set temperature and

OFF when above.

CHRONO -

energy saving feature which ﬁres the boiler at

regular intervals to maintain a set temperature, achieving a

constant ambient environment for the user.

R

use 6 cycles for radiator systems.

R

use 3 cycles for underﬂoor heating.

R

use 9 or 12 cycles for warm air central heating or fan coil units.

Installation Instructions

GB

8

DIL Switch Settings

COOL

ON/OFF

6/12 CYCLES

9/12 CYCLES

HEAT

CHRONO

3/9 CYCLES

3/6 CYCLES

Installation Instructions

GB

1

2

3

4

9

Mounting (continued)

Installation Instructions

GB

10

Installation Instructions

GB Resetting the unit

When power is ﬁrst applied,

remove the dial and press the

RESET button for 2 seconds.

RESET

Button