User manual
DBK23, pg. 6  879795  DBK Option Cards and Modules 
DBK23 – Specifications 
Name/Function: General Purpose Optically Isolated Digital Input Module 
Channels: 24 I/O channels 
Connector: Screw terminals for signal outputs 
Input Voltage Levels: 
  Range: 3 to 30 VDC 
  Input Current: 1.5 to 15 mA 
  Operating Voltage Range: 9 to 24 VDC 
Module Power Requirements: 0.25 W; AC adapter included 
120 VAC Adapter Supplied: 15 VDC @ 0.9 A 
Isolation Voltage: 
  Channel-to-channel: 500 V 
  Channel-to-system: 500 V 
Channel Address: Set by DIP switch










