Installation and operation manual
1
4PW17551-1B
ECFWER6
Microprocessor controller for fan coils
T
ABLE
OF
CONTENTS
Page
Main features .................................................................1
Main functions and equipment .......................................1
Packing list..............................................................2
Control panel ..........................................................2
Temperature range .................................................2
LED indicators ........................................................2
Description of the operating modes........................3
Technical data and operation limits ........................5
Possible configurations ..................................................7
Before installation ..........................................................9
ECFWEB6 installation instructions ................................9
Installation on the support and on the fan coil ........9
ECFWER6 installation instructions ..............................10
Installation ............................................................10
Setting the microswitches ............................................10
Installing the air and water temperature probes...........11
Position of the air temperature probe ...................11
Position of the water temperature probe...............11
Master/Slave interface and Power interface.................11
Wiring diagrams ...........................................................12
Wiring parts table .................................................12
M
AIN
FEATURES
This controller is designed to control Daikin fan coil units.
■
ECFWEB6
Built-in for FWV and FWL
■
ECFWER6
Remote for all fan coil units
M
AIN
FUNCTIONS
AND
EQUIPMENT
■
Regulation of the air temperature via automatic
variation of the fan speed.
■
Regulation of the air temperature via ON/OFF switch
of the fan at a fixed speed.
■
Time function (only for ECFWEB6).
■
Regulation of the air temperature via control of ON/OFF
valves (on 2-pipe or 4-pipe systems).
■
Control of the electric heater as integration or
replacement of a heating circuit with delayed fan
stopping.
■
Cooling/Heating switching mode in following way:
■
Manual — on the controller
■
Manual — on the remote switch
■
Automatic — based on the water temperature
■
Automatic — based on the air temperature
■
The controller is also equipped with:
■
Free contacts for external enabling signal (i.e.:
reed contact, remote ON/OFF switch, proximity
contact etc.) that may enable or disable the unit.
(230 V to contact = OFF; open contact= ON)
■
Free contacts for the centralized cooling/heating
switching system. (230 V to contact = cooling;
open contact = heating)
ECFWEB6
ECFWER6
Microprocessor controller
for fan coils
Installation and
operation manual
Read this manual attentively before starting up
the unit. Do not throw it away. Keep it in your
files for future reference.
Improper installation or attachment of
equipment or accessories could result in
electric chock, short-circuit, leaks, fire or other
damage to the equipment. Be sure only to use
accessories made by Daikin which are
specifically designed for the use with the
equipment and have them installed by a
professional.
If unsure of installation procedures or use,
always contact your Daikin dealer for advice
and information.
■
A
Master/Slave interface
or
Power
interface
must be installed to use
microprocessor-based control panels on
the whole range of units for models with a
current consumption greater than 1 A.
■
If options need to be installed, always refer
to the relevant manual of the option for
additional information.
1B_I+OM_4PW17551-1B.book Page 1 Wednesday, October 5, 2005 9:18 AM
