This is a 4 input PNP sourcing / 4 SPST relay output module.        
Supply voltage is 12-24 VDC external.        
For complete specifications see:        
http://www.am.pepperl-fuchs.com/displaymodel/13079        
The module is used - tested - in like NEW condition - with 60 day Warranty.        
Price $205.00 each (8 available)        
For other ASi PLC components see:        
http://www.kkdepot.com/Default.asp?keywords=asi+i%2Fo&action=allwordsearch