Figure 1: RS-485 LAN 1 or LAN 2 and earth system block diagram
(1)
(2)
(1)
(4)
External power supply
(if needed)
(1)
Challenger10 Installation and Quick Programming Manual
(3)
LAN Earth
Challenger panel
(first device on LAN)
Power Earth
RAS without earth terminal
RAS without earth terminal
(5)
(3)
Data gathering panel
LAN Earth
(last device on LAN)
Power Earth
(6)
TERM link on
TERM link off
TERM link off
(6)
TERM link on
5
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