Excell 120S - Page 56

040112XX
EXCELL PRECISION CO., LTD
ZSME400000004
55
 Equivalent Circuits
COM 1
IN 0
~
IN 7
EX2002
inside
Ic 5mA
VS
Input
 IN 1 ~ IN 8 and COM 1. Input signal - Open  OFF, Short  ON.
 Warning: Don’t use external power (AC or DC) to connect to the input terminals.
Output
inside
Vs
Spark killer
Photo-coupler
COM2
Vex
OUT 0~7
Vex
Vex(30 Vmax)
Load
Varistor
Load
Diode
EX 2002
AC/IN
DC/IN
Relay
30 mA max
120S
120S