Control Port Connections

 
12 Control inputs

• Control input voltage 0 to 4.5v

• Control input impedance 4.7kOhms to +5V (2-wire mode), >1Mohm (3-wire mode)

 
6 Logic outputs

• Logic output voltage 0 or +5V unloaded

• Logic output impedance 440 Ohms

• Logic output current 10mA source, 60mA sink

 
2 Common / ground

 
2 Reference (voltage set in software)

 
2 connectors for the opto isolated watchdog

• Opto. output current14mA maximum

• Opto. output withstanding voltage 80V maximum (Off)

• Opto. output series impedance 220 Ohms (isolated)