Terminal

Symbol

Description

1A, 1B

2 x RJ45 interface for Ethernet with switch
LAN (customer network)

2

1 x RJ45 interface for Ethernet
WAN (internet access)

5, 6

≃ , ⏊,

Operating voltage AC 24 V, DC 24 V

7

Functional ground (must be connected on the installation side with the building grounding system (PE).

USB

USB interface for 4G dongles

Term

on, off

Switch for bus termination

Polar

on, off

Switch for polarization

65, 66, 67

COM1

Interfaces EIA-485

68, 69, 70

COM2