11/60
5 Device Connection
5-1
Terminal plate specifications
LAN/WAN Ethernet ports
No.
Port
No.
Description
Remarks
①
1
Local area network communication port
(LAN port 1)
Used for communication with gas
detectors and a monitoring PC
②
2
Local area network communication port
(LAN port 2)
③
3
Local area network communication port
(LAN port 3)
④
4
Wide area network communication port
(WAN port)
Used for configurations that
require an Internet connection
Ethernet connector: RJ45
Enlarged view
①
②
③
④