Connection For Remote Control Panel - Daikin FWXT Series Installation And User Manual

3.2

Connection for remote control panel

The convector is equipped with an electronic board with
continuous fan modulation for connection to wall controller
EKWHCTRL1 (to be ordered separately).
serial connection for wall-mounted remote
-AB+ controller EKWHCTRL1
polarisation)
H2**
hot water temperature probe 10 kΩ
M1
fan motor connection
thermoelectric motor (230V/50Hz 1A powered
Y1
output)
L-N
230V/50Hz electrical power supply connection
BO
heating request output (free contact max 1A)
CH cooling request output (free contact max 1A)
presence sensor input (if closed, the convector
CP
goes into stand-by.)
AIR
Optional air probe (*)
Connection diagram
22
(respect the AB
INN-FR-B30
M1
MOTOR
SM
SM
Step motor (diffuser)
Connect as an alternative to the air probe of the
*
EKWHCTRL1 wall-mounted control panel
** If after powering the equipment the board
detects the probe, the start-up will take place
under normal conditions with minimum water
temperature in heating (30 °C) and maximum
water temperature in cooling (20 °C).
The board can also operate without a water
probe, in such cases the fan stop thresholds will
be ignored
H2 AIR *
- A B +
- A B +
A B C D
ASCII
ON
RTU
H4 H2 AIR
LED
COMM
GRID GRID CP
N EV1 N EV2
CHILLER BOILER
L N
CH BO
L N
Y1