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DT70 FAN -COIL THERMOSTATS

EN1001R0 KO06  2000

3

23456738

The DT70 Series thermostat is the temperature control element
in the fan-coil or air-conditioning system, and must be located
about 1.5m above the floor in a position with good air
circulation at room temperature. Do not mount it where it could
be affected by :-

-

 

draughts or dead spots behind doors or in corners

-

 

hot or cold air from ducts

-

 

radiant heat from the sun or appliances

-

 

unheated (uncooled) areas such as an outside wall

behind the thermostat

-

 

concealed pipes or chimneys

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The DT70 Series thermostat can be directly mounted on the
wall or on either a 65x65mm standard junction box or a
85x85mm junction box. Mounting screws are supplied for both
alternatives.

IMPORTANT
The installer must be a trained service engineer
Disconnect the power supply before beginning installation

!

Separate the base

from the main unit

!

Base mounting

!

Wiring

!

Carefully insert the
main unit on the base

Fig.2. DT70
Mounting

Twist 

!

driver into the

hole at the bottom of
main unit

Mount the base on the
junction box with the
screws supplied

!

 Pull out wires through

the square hole of base

"

 Wiring on the back of

main unit

Содержание DT70 Series

Страница 1: ...hermostat well harmonised with any interior decoration of office or hotel Digital display of room ambient temperature with display of user selected setpoint on demand Push button adjustment of setpoint Push button setting of Heat Cool changeover Switches allow manual control of system operation and fan speed Thermostat mounts directly onto a wall a standard 65365mm junction box hole pitch 60mm or ...

Страница 2: ...V 12A inrush Typical loads are fans zone valves and relays Operational life Greater than 100 000 cycles all loads for thermostat contacts at 220 V Greater than 10 000 operations for all manually operated switches Mounting Mounts directly onto wall or wall box a standard 65x65mm junction box hole pitch 60mm or a 85385mm junction box Mounting screws supplied Wiring 7 or 9 screw in terminals per unit...

Страница 3: ...d the thermostat concealed pipes or chimneys 0 22 0 93 8678 6 6 3 656 The DT70 Series thermostat can be directly mounted on the wall or on either a 65x65mm standard junction box or a 85x85mm junction box Mounting screws are supplied for both alternatives IMPORTANT The installer must be a trained service engineer Disconnect the power supply before beginning installation Separate the base from the m...

Страница 4: ...g Diagram DT70 F002ET F012ET 7 6 5 4 3 2 1 CONTROL ELECTRONICS RELAY FAN Switch H M L ON OFF Switch FAN CLOSE Overload Protection Device COOL HEAT N L 3 6 2 VC6013 OFF ON Fig 3 DT70 F002ET DT70 F012ET Cool Heat Off wiring diagram with 3 speed cycled fan ...

Страница 5: ... FAN Switch H M L FAN EXTERNAL UNIT CHILLER Over Load Protection Device 8 9 VALVE M HI LO PRESSURE SWITCH COMPRESSOR MOTOR OFF ON AUTO MANUAL ON OFF Switch OFF ON L N INTERNAL UNIT Fan Coil COOL HEAT Fig 4 DT70 F003ET Cool Heat Off wiring diagram with 3 speed fan and CHILLER DT70 F003ET ...

Страница 6: ...rn to showing the room temperature Cooling Heating changeover 1 To change cooling heating mode press the SET key for 3 seconds and C Cooling is displayed 2 Press the or key These keys change the mode into H Heating or C Cooling Minimum relay off time setting This is the function that prevents the relay from energizing the load for the setting time The default setting is zero minutes no minimum rel...

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