5. EDAM-8050D digital module I / O modules 
 Input: 7 single-ended 
 Logic level 0: +1 V (max) 
 Logic level 1: +3.5 V to +24 V 
 Output: 8 open collector 
 Output voltage: 30V (max) 
 Output sink current: 30mA 
 Built-in watchdog: 150 ms 
 LED display input / output status 
 Do 100HZ counter input channels to use (0-65536) 

 6. EDAM-8052D 8-ch Isolated Digital Input Module 
 Input: 6-channel differential / 2 single-ended 
 Logic level 0: +1 V (max) 
 Logic level 1: +3.5 V to +24 V 
 Isolation Voltage: 5000Vrms 
 Input impedance: 3KΩ 
 Input status LED display 
 Do 100HZ counter input channels to use (0-65536) 
 7. EDAM-8053D 16-channel digital input module 
 Input: 16 single-ended 
 Dry contact input 
 Logic level 0: ground 
 Logic level 1: open 
 Effective distance: 500 meters (max) 
 Wet contact input 
 Logic level 0: +2 V (max) 
 Logic level 1: +3.5 V to +24 V 
 Input status LED display 
 Do 100HZ counter input channels to use (0-65536) 

 8. EDAM-8060D Isolated Digital Input / Relay Output Module 
 Input: 4 single-ended 
 Logic level 0: +1 V (max) 
 Logic level 1: +3.5 V to +24 V 
 Input impedance: 3KΩ 
 Isolation Voltage: 3750Vrms 
 Output: 4 relay 
 A relay: 2-way (normally open) 
 C Relay: 2-way (normally open / normally closed) 
 Contact Power: AC125V@0.6A; AC250V@0.3A 
 DC30V @ 2A; DC110V@0.6A 
 Relay on time (typical): 3ms 
 Relay off time (typical): 1ms 
 Insulation resistance: 1000MΩ (500Vdc) 
 LED display input / output status 
 Do 100HZ counter input channels to use (0-65536)