ABB ACS 400 User Manual page 112

De-energized = 0
De-energized = 0
A = Parameter 1401
SUPRV
B = Parameter 1401
SUPRV
Note! Case LOW ≤ HIGH represents a normal hysteresis.
Case A: Is for monitoring when/if the supervised signal exceeds a given
limit.
Case B: Is for monitoring when/if the supervised signal falls below a
given limit.
Figure 40 Operating data supervision using relay outputs, when LOW ≤ HIGH.
ACS 400 User's Manual
hi (3203)
lo (3202)
Energized = 1
Energized = 1
RELAY OUTPUT
1 or 2
OVER SUPRV OVER
RELAY OUTPUT
1 or 2
UNDER SUPRV
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Value of supervised parameter
1 (1402
RELAY OUTPUT
1 (1402
RELAY OUTPUT
UNDER
A
B
2) value is
2) value is
101