
For two-pipe fan coils
Room Thermostat with manual heating or cooling and fan function
Auto or Manual three-speed fan switch
RS485 Interface – Modbus RTU protocol
Operating voltage AC230V
Control output ON/OFF
The EasyIO LT-MR network thermostat is used in heating or cooling systems to maintain the selected room temperature.
| Typical use | In conjunction with |
| Commercial buildings | - Zone valves |
| Residential buildings | - Thermal valves |
| Light industrial buildings | - Fans |
| Heating |
If the room temperature falls below the selected setpoint, the heating contact will close. |
| Cooling |
If the room temperature exceeds the selected setpoint, the cooling contact will close. |
| Fan Speed |
There are two possibilities to control the fan speed: |
| Auto |
a) Manually by means of the fan button on the thermostat for continuous operation. |
| Low |
b) Automatically by means it will run at low speed when the temperature difference is higher than 1°C and it will run at high speed, when the temperature difference is higher than 3°C |
| Medium |
and it the difference is equal, DA model will close the motorized valve with fan running at low speed |
| High |
and DB model will close the motorized valve and the fan as well. |
| Ventilation |
When the ventilation function is selected, the heating and cooling contacts are always open and the fan operates at the selected speed. |
| Sleep |
When the sleep function is selected, the setpoint will be reduce 1 in heating mode or increase in 1°C cooling mode every hour, The sleep function will disable after two hours later. Press “CLOCK” till “ |
| Clock |
Show the real time. Clock Adjustment: Press “CLOCK” till “hh:mm” displays with “hh” flashing, then press " Press “CLOCK” till “hh:mm” displays with “mm” flashing, then press " |
| Timer ON/OFF |
Turn ON/OFF thermostat by the timer. -Timing OFF: Cancel Timing: Set the Timing ON/OFF to 00:00; |


| www.easyio.com | Agency Listings : | |
| Singapore 101 Cecil Street, #09-07 Tong Eng Building, Singapore 069533 +65.6.325.6083 Phone +65.6.226.3040 Fax |
Malaysia 32-3 Jalan Puteri 2/4, Bandar Puteri, 47100 Puchong, Selangor D.E, Malaysia +60.3.8063.7571 Phone +60.3.8063.7572 Fax |
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