Chapter  3  Analog Input Module AS04/08AD-A 
3- 5  
3.2.2  Profile 
  AS04AD-A 
38.2
95
75
35
88
98.3
04AD
V1+
AG
SLD
I3+
VI3
-
VI1
-
V3+
I1+
V2+
0V
24V
SLD
I4+
VI4
-
VI2
-
V4+
I2+
PWR
ERR
A    D
1
4
5
2
3
6
7
8
9
7
 
Unit: mm 
Number
Name  Description 
1  Model Name  Model name of the module 
2 
POWER LED Indicator   
Status of the power supply 
ON: the power is on. 
OFF: the power is off. 
ERROR LED Indicator 
Error status of the module 
ON: a serious error exists in the module. 
OFF: the module is operating normally. 
Blinking: A minor error exists in the module. 
Analog to Digital 
Conversion Indicator 
Analog-to-digital conversion status   
Blinking: conversion is in process. 
OFF: conversion has stopped. 
3 
Removable Terminal 
Block 
Inputs are connected to sensors. 
Outputs are connected to loads to be driven. 
4 
Arrangement of the 
Input/Output Terminals 
Arrangement of the terminals 
5  Terminal Block Clip  For removing the terminal block 
6  DIN Rail Clip  Secures the module onto the DIN rail 
7  Module Connecting Set  Connects the modules 
8  Ground Clip   
9  Label  Nameplate