ABB Symphony Harmony Series, Instruction, Page: 178 / 402

Installation and Connection Sequence
WBPEEUI240751C0 5 - 7
Figure 5-5. DIO and RLY Blocks Flowchart
IN S TA LL
I/O M O D U LE
A N OT H E R
I/O B LO C K ?
T R 19 81 B
N O
YE S
D O T B LO C K
C IO B LO C K
D IO B LO C K
AO T B LO C K
A IN B LO C K
D IO B LO C K
E
D
C
D
B
A
F
S E PA R AT E TH E
I/O M O D U LE
FR O M IT S B A S E
IN S TA LL D IO
B LO C K B A S E
(N OT E 1)
C O N N E C T FIE LD
W IR IN G TO B A S E
S C R E W T E R M IN A L P R 19
P R 20
P R 21
C LA M P TE R M IN A L
C A B LE
C O N N E C T FIE LD
W IR IN G TO
R LY B L O C K
IN S TA LL
R LY
B LO C K
C O N N E C T
C A B LE S
R E LAY
A S S E M B LY ?
R E LAY
TY P E
YE S
EL E C T RO -
M E C H A N IC A L
N O
SO LID S TAT E
R LY-100
B LO C K
S E T U P
R LY-200
B LO C K
P R 2
P R 16
S E T U P
D IO -400
B LO C K
P R 12
P R 4 P R 23
P R 18
P R 3
N O T E :
1. A R E LAY C O N N E C TO R B A S E IS R E Q U IR E D TO C O N N E C T
D IO O U TP U TS TO A R E LAY A S S E M B LY.