Midea MFA-96CRN1 Technical Manual page 157

MCAC-UTSM-2012-12
2. Wired controller (Optional)
KJR-10B
1) Outlook
2) Installation
Note:
Installation Notice:
When the air conditioner needs the constant frequency wire Controller. Be sure adding a Wire Joint with 5 terminal named A, B, C,
D, E in indoor unit. And fixing a infrared emitter whose anode and cathode connecting with A and B near the receiver in the Indoor
W h e n th e a i r c o n d i t i o n e r n e e d s t h e c o n s ta n t f r e q u e n c y w i r e
Unit Switch Board, then connecting the terminal +5V, GND, Run in the Switch Board to C, D, E respectively.
C o n t r o l le r , b e s u r e a d d i n g a W i r e J o i n t w i t h 5 t e r m i n a l n a m e d
A , B , C , D , E
a n o d e a n d c a t h o d e c o n n e c t in g w it h A a n d B n e a r th e r e c e i v e r
i n th e I n d o o r U n i t S w i t c h B o a r d , t h e n c o n n e c t i n g t h e t e r m i n a l
+ 5 v, G N D , R u n i n t h e S w i tc h B o a r d t o C , D , E r e s p e c ti v e ly .
W ir in g P r in c i pl e S k e t c h :
A
B
C
D
E
5 -C o re S hie ld C a ble ,th e len gt h
is d e cid e d
i n i n d o o r u n i t , a n d f i x i n g a in f r a e d e m i tt e r w h o s e
W ir e J o in t , 5 p
A
B
C
D
E
b y in st a ll a ti o n
In d o o r U nit
R410A 50Hz Tropical Split AC
I n f ra ed P i pe
+ 5
R U N G N D
Indoor Unit Switch Board
157