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EXTERNAL CONTROLLER INSTALLATION
Parts
PRODUCT
NAME
EXTERNAL
CONTROLLER
PCB CASE HARNESS WIRES SCREW
QUANTITY 1EA 1EA 1EA for EACH WIRE 2EA
SHAPE
Installation
1. Fix PCB case( ) inside the indoor unit control box or at an appropriate position with screws ( ).
2. After fixing PCB cases, attach the external controller PCB. (See the following figure, Assembly Drawing)
3. Connect 2 pin wire ( ) between the external controller PCB CN83 and indoor unit PCB EXT_CTRL connector(CN83).
4. Connect 4 pin wire ( ) between the external controller PCB CN81 and indoor unit PCB COMP/ERROR
connector(CN81).
Installation option setting of indoor unit
Indoor unit with DIP S/W
Operation Specification according to Indoor Unit PCB installation option Set up
WIRE NO.
OUTPUT STATE
K11 OFF K11 & K12 OFF
1,2 Error Check
3,4 COMP. Check Operating Check
5,6 Signal Input (TIMER)
[figure, Assembly Drawing]
SCREW
PCB CASE
SCREW fixing
Positions
Screw fixing positions
when necessary
WIRE
WIRE
Align the case locking with the PCB locking
Indoor unit without DIP S/W
Purpose 5, 6 INPUT 3, 4 OUTPUT 1, 2 OUTPUT
Turn on/off the indoor unit via
external contact control
DRY CONTACT
THERMO ON/OFF or
OPERATION ON/OFF
ERROR STATUS
(Normal Close)
Control external heater External heater’s Switch
Turn on/off the indoor unit via
external contact control and
control external heater
(1*)
DRY CONTACT External heater’s Switch
(*1) When the purpose is to use as external heater’s on/off signal, monitoring signal for external contact control will not
be outputted.
Circuit diagram of external controller’s output
For turning on/off the indoor unit via external contact control
AC LAMP
For controlling external heater (On/Off)
Circuit diagram for using external heater for the indoor units without hot water coil terminal
AC
Relay
External
Heater
Detailed method about Installation option establishment
refers to Indoor Unit manual. (External contact control
setting: Refer to SGE14, SGE15 of 02 Series installation
option External heater control setting: Refer to SEG15
of 02 Series Installation Option and SEG18 of 05 Series
installation option))
Dry contact(no power source contact) must be be
connected to the input terminal 5,6.
When MIM-B14 is used for controlling external heater, its
contact should not be connected directly to the load.
(Only use as switch as shown in above diagram.)
DB98-26202A-03
SOL MIM-B14 IM-EN,TR_DB98-26202A-03_A5.indd 22-23 2016-06-20 오후 7:48:40