Heatmiser DS1-EL User manual

Wiring Diagram
The Heatmiser DS1-EL dial type thermostat is designed
specically for electric underoor heating.
This thermostat incorporates the following functions;
• Adjustable Switching Dierential
• Digital LCD
• 230v AC, 13A Switching
Introduction 1
4
Model: DS1-EL
RCD
MAINS SUPPL
Y
L N
MATTING OR WIRE
FlOOR PROBE
DS1-EL
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Call our support team on:
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Or view technical specications
directly on our website:
www.heatmiser.com
IN ORDER TO AVOID ANY RISK OF ELECTRIC SHOCK, TURN OFF THE POWER TO THE
HEATING SYSTEM.
This dial thermostat is designed to be surface mounted.
1. Separate the front part of the thermostat by unscrewing securing screws on the
bottom face of the thermostat.
2. Mark 2 hole positions on the wall using the backplate as a positioning template. Drill at
the marked positions and insert a wall plug in to each hole.
3. Terminate the thermostat as per wiring diagram and screw the DS1-EL back plate to the
back box.
4. Reconnect the thermostat front plate and insert the securing screws.
Installation
PDF FAQ
2
3

In normal mode, the display shows the actual room temperature. To change the set point,
rotate the dial until the digital LCD displays the new set temperature.
Setting The Temperature
Display Icons
The Heatmiser DS1-EL has a lock facility. To lock the thermostat, press and hold down the
dial for 10 seconds. You will see a lock symbol appear. To unlock, repeat the steps above.
Heating ON Keypad Locked
The Heatmiser DS1-EL oers 1, 2 and 3°C switching dierential.
With a 1°C switching dierential the heating will switch on 1°C below the set
temperature and will turn o when the set temperature is reached.
A 2°C will turn the heating on 2°C below the set temperature.
3°C will switch the heating on 3°C below the set temperature.
To set the dierential, set the DIP switches according to the table below.
This setting is only required when the sensor option is set to Air and Floor mode.
The setting is used to protect the oor surface from overheating.
The oor temperature limit can be set to 20, 28 or 40°C.
To set the required oor limit temperature, set the DIP switches according to the table.
The thermostat has three modes of operation. Select the desired mode,
and set the DIP switches according to the table.
The DIP switches can be accessed from the back of thermostat.
Air Sensor: Uses the built in air sensor only.
Air Sensor & Floor Limiting Sensor: Uses the built in air sensor but also uses the
remote oor sensor to ensure the oor temperature doesn’t overheat.
Floor Sensor: Uses the remote oor sensor only.
Lock Facility
Switching DierentialFloor Temperature Limit
Sensor Option
1 2
1 °C Switching
2 °C Switching
3 °C Switching
20°C
28°C
40°C
Air Sensor
Air & Floor
Floor Sensor
1
2
3
1
2
3
1
2
3
Switch 1 & 2 OFF
Switch 1 ON and Switch 2 OFF
Switch 1 OFF and Switch 2 ON
Switch 5 & 6 OFF
Switch 5 ON and Switch 6 OFF
Switch 5 OFF and Switch 6 ON
Switch 3 & 4 OFF
Switch 3 ON and Switch 4 OFF
Switch 3 OFF and Switch 4 ON
22
2
33
3
11
1
Should the oor temperature be achieved (even if the desired room temperature has
not) the heating will turn o. The Heat Active Icon will ash in this case.