Triconex Trident - Page 70

54 Input/Output Modules
Trident Planning and Installation Guide
Model 3351 Analog Input Module Simplified Schematic
ADC
ADC
ADC
DAC
DAC
DAC
ASIC
ASIC
ASIC
Analog Input Module Typical Point (1 of 32) Triplicate
d
I/O Bus
I
n
d
i
v
i
d
u
a
l
P
o
i
n
t
F
i
e
l
d
T
e
r
m
i
n
a
t
i
o
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s
A
B
C
Isolation
Filtering
Isolated
Bus
Transceiver
Isolated
Bus
Transceiver
Isolated
Bus
Transceiver