Chapter Two
Installation
Page 15 November
2008
HOST
D2 W MDME 2400
HOST
RS485 CONNECTIONS
120
Ω
RS
4
8
5
SU
PP
L
Y
RS
2
3
2
D
IP SW
IT
C
H
FO
R
1
2
0
Ω
120
Ω
HOST HOST
D2 W MDME
2400
+
-
+
-
+
-
RS485 CONNECTION USING TERMINATING RESISTOR
E
T
HE
RN
E
T
DI
O
DE
F
A
U
LT
S
DI
P
S
WI
T
C
H