Daikin ECORICH R 40 Series, Instruction Manual

Page: 43 / 104

PIM00587 EN-42
Terminal
Code
Signal Name Remarks
Terminal
Code
Signal Name Remarks
OCOM Digital output common
See “ 8.5.2 Digital
output ”.
AL_A Alarm output, NO contact
See “ 8.5.3 Contact
output
”.
DO1 Digital output 1 AL_B Alarm output, NC contact
DO2 Digital output 2 AL_C Alarm output common
DIN1 Digital input 1
See “ 8.5.1 Digital
input
”.
DIN2 Digital input 2
DIN3 Digital input 3
DIN4 Digital input 4
DIN5 Digital input 5
ICOM Digital input common
（
Analog communications) * 2
Signal cable port  21 hole
（
RS422/485 communications) * 1
Control/communications line ground terminal
AIN1 AIN2
AO1 AO2
AG
ND
AG
ND
AG
ND
AG
ND
DI
N4
DI
N5
DO2 T
XD
R
XD
G
ND
（
RS232C communications) * 3
O
C
O
M
DO
1
D
IN
1
D
IN
2
D
IN
3
IC
O
M
GND RX
D
-
RX
D
+
TX
D
-
TX
D
+
AL
_
A
AL
_
B
AL
_
C
Wire saddle

1,3 When communications option selected

2 When analog communications option selected
Wiring example:
Control/communications
line
Wire saddle