IAI America S-SEL-E - Manual (Page 213)

Page 208
Chapter 5. Option
(3) Specifications
Input Specifications
Point Maximum Input....32 Points
Power Voltage DC24V +/-20%
Current 7mA/DC24V
ON/OFF Power Voltage ON....Min DC16.0V OFF....Max DC5.0V
ON/OFF Response Time Varies (1msec ~ 9msec) depending on parameter
Isolation Method Photocoupler
Internal Circuit
1) The power (DC24V) must be supplied externally to P24.
2) For the external circuit connection (no contact point), the leakage per 1 point must be kept lower than 1mA when the
switch is OFF.
Internal
circuit