
TPU2000/2000R Modbus/Modbus Plus Automation Guide
49
EC
REAL-TIME STATE
00012 51 P-1
1
0
LATCHED STATE
00062 51 P-1
TIME = 0
0 1 1 0 1 1
HOST READS
DPU 2000R
LATCHED STATUS
= 1 WHEREAS THE
FAULT HAS BEEN
CLEARED AND
REAL- TIME STATUS
= 0 ( DEPENDING WHEN
POLLED).
HOST OR OPERATOR
PERFORMS DPU 2000R
LATCH RESET SEQUENCE
ON ELEMENT 51 P-1.
PHASE INSTANTANEOUS
OVERCURRENT (51P)
1
0
Figure 5-18. Latched Element Status Example
Logical Output Block (Single Bit Data) – 108 Discrete Coils (99 Elements Defined 2
Winding TPU, 176 Elements Defined for 3 Winding TPU)
Relay Element Status as described in Table 5-3. Additional coil status has been added in the latest version of
TPU2000/TPU2000R executive firmware. Consult the symbol keys in the table for revision level feature inclusion.
The status information reported in Table 5-3 is reported as real time status bits. Additional Latched or Seal In bits
are reported as status as illustrated in the following table.
Table 5-1. Logical Output Modbus Address Map Definition
Register
Address
Item Description
00513:
DIFF STATUS
Differential Trip Contact Energized (Status)
00514:
DIFF MOMENTARY
Differential Trip Contact Energized (Momentary)
00515:
SELFCHECK
ALARM
STATUS
Self Check Alarm Energized (Status)
00516:
SELFCHECK
ALARM
MOMENTARY
Self Check Alarm Energized (Momentary)
00517:
87T STATUS
Harmonic Restrained % Differential Trip Alarm Energized
(Status)
00518:
87T MOMENTARY
Harmonic Restrained % Differential Trip Alarm Energized
(Momentary)
00519:
87H STATUS
Unrestrained High Set Instantaneous Differential Trip Alarm
Energized (Status)
00520:
87H MOMENTARY
Unrestrained High Set Instantaneous Differential Trip Alarm
Energized (Momentary)
00521:
2HROA
STATUS
2
nd
Harmonic Restraint Alarm Energized (Status)
00522:
2HROA
MOMENTARY
2
nd
Harmonic Restraint Alarm Energized (Momentary)
00523:
5HROA
STATUS
5
th
Harmonic Restraint Alarm Energized (Status)
00524:
5HROA
MOMENTARY
5
th
Harmonic Restraint Alarm Energized (Momentary)
00525:
AHROA STATUS
All Harmonics Restraint Alarm (2
nd
through 11th Harmonic)
Energized (Status)
00526:
AHROA MOMENTARY
All Harmonics Restraint Alarm (2
nd
through 11th Harmonic)
Energized (Momentary)
00527:
TCFA STATUS
Trip Circuit is Open Fail Alarm Energized (Status)
00528:
TCFA MOMENTARY
Trip Circuit is Open Fail Alarm Energized (Momentary)
00529:
TFA STATUS
Trip Fail Alarm Energized (Status)
00530:
TFA MOMENTARY
Trip Fail Alarm Energized (Momentary)
00531:
51P-1 STATUS
Winding 1 Phase Time Overcurrent Alarm Energized (Status)
00532:
51P-1 MOMENTARY
Winding 1 Phase Time Overcurrent Alarm Energized
(Momentary)
00533:
51P-2 STATUS
Winding 2 Phase Time Overcurrent Alarm Energized (Status)
00534:
51P-2
MOMENTARY Winding 2 Phase Time Overcurrent Alarm Energized