VIVOTEK
User's Manual - 25
DI-
DO+
DI+
DO-
Switch
External Device
External DC power
Wet contact with external DC power source to supply a relay.
NC
NO
Relay
DC
External AC power
with Protected Earth
AC
PE
PE
DC 0V
DI-
DO+
DI+
DO-
Switch
External Device
Dry contact and using camera’s DO+ to supply a relay.
NC
NO
Relay
AC
External AC power
with Protected Earth
PE
PE
