Issue Date: 22.01.2020
Page 5 / 15
Thermokon Sensortechnik GmbH, Platanenweg 1, 35756 Mittenaar, Deutschland · tel: 02778/6960-0 · fax: -400 ·
LCF02-Touch_3AO2DO_Datasheet_en.docx © 2020
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FUNCTION DESCRIPTION
During device start-up the version and type number are displayed on the start screen for a short time.
While the fan coil thermostat is communicating via the bus, the communication symbol
starts flashing. If the device does not communicate
via the bus, the symbol will be disappear after 10 seconds.
Parameter table
To enter the parameter table, press the “Mode” + “arrow upwards” Key for more than 3s. Once the Display comes on, it will prompt for the password
(default 987). The password can be entered digit by digit. Eac
h digit can be increased / decreased using the “▲”or “▼” keys. With the “Mode Key”
the next digit will be selected.
Each parameter can be increased / decreased using the “▲”or “▼” keys. With the “Mode Key”
the display will move on to the next parameter.
Once the end of the table is reached the parameter setting will be exited to normal operation.
No.
Name of parameter
Parameter definition
Factory default
1
Modbus address
ID.1- ID.247
1
2
Baud rate
1:4800bps,2:9600,3:19200,4:38400
2
3
Parity
0:none
，
1:odd 2:even
0
4
Stop Bits
1 = 1 Stopbit; 2, = 2 Stopbits
2
5
Temperature Offset
Internal Sensor
-5,0 K..+5,0 K
0
6
Temperature Offset
External Sensor
-5,0 K..+5,0 K
0
7
Screensaver mode
0- display button on / off
1-room temperature and button button on / off
2- display clock, room temperature and button on / off
3- display clock, room temperature / button on / off and set point
4- display all status
0
8
7day 4periods
programmable
0=deactivated 1=activated
0
9
Password
0..999
987
10
Reset to Factory Settings
Setting Parameter to 1 and press the Mode Key resets the device to
factory settings. Device stays in Parameter menu for Modbus
configuration
0
11
reserved
reserved
0
The Fancoil controller is designed for fan coil units with 2- or 4-pipe systems for heating and cooling.
PI-controller 0..10 V
The manipulated variable is output as a proportional control signal. The type of valve used is set via the configuration registers.
6WV
With register address 304, a 6-way valve can also be selected as valve type. You can choose from 2..10 V / 2..10 V INV (Belimo), 0..10 V DN15 /
DN15 INV, DN20 / DN20 INV (Sauter).
Electric heater
The relay contacts 6 and 7 can be used to connect a heating coil with up to 3 stages. With the registers 301 to 303, the switching thresholds of the
respective stages can be set.
