Control Systems - Uniclima

5) InstallationExternal contact line wiringF1/F2F1/F2Main: 0 Main: 1Variable equipment can be connected.Ex)Sensor, Card-key, TimerEx) If you want to control the indoor unit of Main address “0”.Connect the contact lines to key-tag I/M terminals labeled “0” and “GND”. Connect the external contact input line to the connection terminal where Main address of the indoor unit to control is written and GNDterminal . (Max.16 indoor units can be controlled by the external contact input.) Note External operation input load : 5VDC/5mAThe length of wiring between keg-tag I/M and external control equipment is 100m (328ft) max.Operation displaySituationDisplayPower input andduring trackingNormal communicationbetween outdoor unit andkey-tag I/MOutdoor unit andkey-tag I/Mcommunication failureDuring tracking, display “00 ”.Display indoor units’ Main addresses alternatively at the left segment.ex)When I/M communicates with indoor unit of Main address “5 ”.Display alternating Er E1.External contact control system125