Delta AH500 Programming Manual page 558

AH 5 00 Pr ogr am m ing Ma n ua l

The connection of the common-anode four-digit seven-segment display with IC 7447 is
as follows.
8 4
1K
+
5VDC
6 - 3 9 0
2 1
B Vcc
C
LT
RBO
RBI
D
A
GND
IC7447
3
10
120
f
a
3
g
a
b
e d
c
d
e
2 1
0
10
10 10
f 2 1 b
h g
c 0
ZP