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)