3
IT-ES3020-IU-4GS-2F-P
(12-48VDC)
1. Running status indicator
2. Power supply indicator
3. Power supply alarm
4. 1000M optic port (SFP slot)
5. 100Base-FX optic port
6.10Base-T /100Base-TX Ethernet
7. 4 bits power supply terminal block
8. Ground screw
9. Relay alarm output terminal block (2 bits)
10. Console port (RS-232 port RJ45)
11. DIP switch
12. DIN-Rail
IT-ES3020-IU-4GS-4F-P
(12-48VDC)
1. Running status indicator
2. Power supply indicator
3. Power supply alarm
4. 1000M optic port (SFP slot)
5. 100Base-FX optic port
6.10Base-T /100Base-TX Ethernet
7. 4 bits power supply terminal block
8. Ground screw
9. Relay alarm output terminal block (2 bits)
10. Console port (RS-232 port RJ45)
11. DIP switch
12. DIN-Rail
