
LEGEND
SEC 1 = TopLine electrical board
MC = Control electrical board
M = Fan
E = Water valve
E1 = Warm water valve
E2 = Chilled water valve
TMO 503 - SV2
The TMO 503-SV2 control is designed to be installed in a series 503 wall box.
It is easy to use, it has a big and clear display, and a great precision.
The control is supplied integral with the external frame, but it is possible to
use frames of the most known brand on the market (BTicino, Vimar, AVE,
Gewiss).
The highest working electric absorbtion is 200 W.
If the fan coil has an higher absorbtion or more units are connected to the
same control, the speed switch SEL-S must be installed.
- Manual or automatic speed switch.
- Manual Summer/Winter switch.
- Electronic thermostat for valve(s) control (ON-OFF).
- Simultaneus thermostatic control of the valves and fan (ON-OFF).
- It allows to control the low temperature cut-out thermostat (TME), included with the control.
Note: with 4 pipe installations and continuous chilled and hot water supply, it allows the automatic summer/winter
2 pipe installation 4 pipe installation
Electronic controls
Identification Code
TMO 503 - SV2 9060172
winter change-over in accordance to the room temperature (-1°C = Winter, +1°C = Summer, Neutral Zone = 2°C
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