Rockwell Automation T8480 Trusted TMR Analogue Output Module - 40 Channel - Manual (Page 9)

Trusted
TM
Module T8480
Issue 13 Apr 10 PD-T8480 9
Fig 2 shows a simplified block diagram of the Trusted TM 24V dc Analogue Output module.
HIU
OFIA
&
A/Ds
S
IG
N
A
L
IS
O
LA
T
IO
N
OFIU_LV
FIA
&
A/Ds
S
IG
N
A
L
IS
O
LA
T
IO
N
OFIU_LV
FIA
&
A/Ds
S
IG
N
A
L
IS
O
LA
T
IO
N
OFIU_LV
GFSS
V
FIELD
LOADS
PWR
ISOL
PWR
ISOL
PWR
ISOL
Output
Termination
V
FIELD RET
0 V
F
S
D
F
S
D
F
S
D
A
B
C
OFTU_LV
Figure 2 Functional Block Diagram