PCKN-OIL738
31
6.4.2 Operational procedure
For more information about the operational procedure shown below, see the MELPRO-D Series General
Operation Manual (PCKN-OIL750).
6.4.2.1 Relay without RS232C communication I/F
Table 6.3 Operational procedure
Item
Corresponding section of
general operation manual
No. Designation
Description
Indication
mode
Setting / forced
operation /
option mode
010 Real
time
Measure and display effective value voltages input
to the relay all the time.
A-1
011
Max. record
Display the max. effective value voltage.
A-2
211 1
st
phenomena
212 2
nd
phenomena
213 3
rd
phenomena
214 4
th
phenomena
215
Measurement
F
ault
record 5
th
phenomena
Keep in record and display effective value currents
for up to five latest phenomena of relay trip caused
by system fault.
The 1
st
phenomena is the latest trip and the 5
th
the
oldest.
A-3
311 1
st
phenomena
312 2
nd
phenomena
313 3
rd
phenomena
314 4
th
phenomena
315
Operation
elements 5
th
phenomena
Keep in record and display the status of the
operation indicator LEDs for up to five latest
phenomena of relay trip caused by system fault.
The 1
st
phenomena is the latest trip and the 5
th
the
oldest.
A-4
400
Status
Self-diagnosis
(ALARM)
Keep in record and display defect codes in the
case where an abnormal condition is detected by
the
self-diagnosis
.
A-6
511
Operation voltage [V]
512
Operation time [s]
513
Undervoltage
UV TEST
521
Operation voltage [V]
522
Setting
Overvoltage
Operation time [s]
Set and display settings.
A-7
B-1
700 Contact
X
0
operation
710 Contact
X
1
operation
720 Contact
X
2
operation
730 Contact
X
3
operation
740 Contact
X
4
operation
750
F
orced
operation
Contact X
5
operation
Carry out forced operation of output contacts
individually.
The setting of the programmable outputs can be
checked through the operation indicator LEDs.
C-1
800 Contact
X
0
810 Contact
X
1
820 Contact
X
2
830 Contact
X
3
840 Contact
X
4
850
Contact
arrangement
Contact X
5
Configure the programmable outputs. Also, set
and display self-hold/reset setting of the
programmable outputs.
For the guide for setting, see the section 6.4.2.3
(1) below.
D-1
860
Operation indicator LED hold
Set and display self-hold/auto reset setting of the
operation indicator LEDs. For the guide for setting,
see the section 6.4.2.3 (2) below.
D-2
901
VT primary side [V]
Set the VT primary voltage of voltage circuit
connected to the relay.
902
VT secondary side [V]
Set the VT secondary voltage of voltage circuit
connected to the relay.
A-7
D-3
903
Max. record reset
Clear data of the max. record.
904
Fault record reset
Clear data of the fault record.
905
Self-diagnosis
(ALARM) reset
Clear data of the
self-diagnosis
record.
D-4
906
Option
LED lamp test
Carry out forced illumination of all the LED lamps
on the front of the relay unit.
D-5