Hitachi Relion 650 Series Technical Manual page 112

Section 10
General calculation
Table 69:
Input
status
Open
Closed
Table continues on next page
106
DPISTTIM truth table
Previous input ModeStsCntSen
status Err
Closed (Any)
Invalid Freeze
counters
Keep counting
Freeze
counters
Keep counting
Reset to default
Open (Any)
Invalid Freeze
counters
Keep counting
Freeze
counters
Keep counting
Reset to default
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Input status OPNTIME
before
previous
invalid
- Time count
from last
valid closed
→ open
status
change
Open Time count
from last
valid closed
→ open
status
change
Closed Time count
from last
invalid →
open status
change
(Any) Time count
from last
invalid →
open status
change
- 0.0
Open
Closed
(Any)
1MRK 511 557-UEN Rev. A
CLSDTIME ALMST CNTWR
S N
0.0 0 0
0 1
0 1
0 0
Time count 0 0
from last valid
open →
closed status
change
Time count 0 1
from last
invalid →
closed status
change
Time count 0 1
from last valid
open →
closed status
change
Time count 0 0
from last
invalid →
closed status
change
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