ABB Symphony Harmony Series - Page 166

Digital Output
WBPEEUI240751C0 4 - 11
Figure 4-8. AOT-150 Block
T03235A
AOT-150 M ODU LE (PRIMARY)
AOT-150 MODULE (BACKUP)
REDUNDANCY LINK
REDUNDANCY LINK
D/A
D/A
16
1
16
1
A/D
A/D
SAMPLE
AND
HOLD 1
SAMPLE
AND
HOLD 1
A
A
B
B
B
A
HNET
CPU
AND
HNET
IN T ER FA C E
CPU
AND
HNET
IN T ER FA C E
+
+
+
REDUNDANT
AOT-150 B ASE
–
–
–
+
+
–
–
0-75
LOAD
τ
IF P /L F P
IF P /L F P
IF C/L F C
CH 1
CH 1
BYPASS
SWITCH
BYPASS
SWITCH
OPEN
CLOSED
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