AH500 Hardware and Operation Manual 
2-28 
2.6  5BSpecifications for Digital Input/Output Modules 
2.6.1  23BGeneral Specifications 
  Electrical specifications for the inputs on digital input/output modules (The signals passing 
through the inputs are 24 VDC signals.) 
Model
AH16AM10N
AH32AM10N
AH32AM10N
AH32AM10N
AH16AP11R
AH16AP11T
AH16AP11P
Connector type 
DB37 
Latch connector  Removable terminal block 
Direct current (sinking or sourcing) 
Input current 
Action 
level 
OFF→ON
>15 VDC 
ON→OFF
<5 VDC 
time 
OFF→ON
10 ms±10% 
ON→OFF
15 ms±10% 
50 Hz 
Input signal 
Voltage input 
Sinking: The inputs are NPN transistors whose collectors are open collectors.   
Sourcing: The inputs are PNP transistors whose collectors are open collectors. 
Electrical 
Optocoupler; 500VAC 
When the optocoupler is driven, the input LED indicator is ON. 
 
  Electrical specifications for the inputs on a digital input/output module (The signals passing 
through the inputs are alternating current signals ranging in voltage from 120 V to 240 V.) 
AH16AM30N-5A 
120 VAC and 4.5 mA; 240 VAC and 9 mA 
Response
Electrical 
isolation/Voltage 
Optocoupler; 1500VAC 
When the optocoupler is driven, the input LED indicator is ON.