Campbell Scientific SDS122 Two-Way Serial Data Switch - Manual (Page 11)

SDS-122 SERIAL DATA SWITCH
7
R147
U1
D24
R14
U6
IC1
UB1
C101
R130
R44
C109
PL44 PL43
OPEN
OPEN
OPEN
CLOSED
CHANGE
T
O DTE
TURN 180”
OPEN OPEN OPEN
PL42 PL41 R123
R124
R122
R121
R142
R47
CONN1
CONN3
CONN2
CONN4
R43
C108
D8
R149
R126
R141
R117
R118
R120
R119
R151
R18
D17
D15
2
3
5
1
4
D10
D16
D23
R148
R144
PL50
DTE
D20
D19
D18
C111
C112
C7
SW1-5 Q6
PL51
R31
C107
C106
R38
R39
R36
R46
R20
Q3
FS1
U3
Q5
CSL20026 ISS 1
C113
U5 C6
R145
D21
U7
U8
U4
U2
ISOLATED
POWERED
C3
6
7
10
8
9
DCE
D22
C110
PL56
R150
R17
R7 R13
R8
ZD1
SW6-10
R9 R15
R16
D4
C5
CHANGE T
O
POWER
TURN 180”
FIGURE 6. SDS-122 Settings for COM200 and SRM-6A (RAD Short Haul Modem)