shows the pulse-counter logic function block with connections of the inputs
and outputs.
en05000744_ansi.vsd
PulseCounter
BLOCK
READ_VAL
BI_PULSE
Pulse
INPUT OUT
Database
Pulse counter value:
0...2147483647
SMS settings
1.Operation = Off/On
2.tReporting = 0s...60min
3.Event Mask = No Events/Report Events
SingleCmdFunc
OUTx
SingleCmdFunc
OUTx
I/O-
module
Pulse length >1s
INVALID
RESTART
BLOCKED
NEW_VAL
INPUT1
INPUT2
INPUT3
INPUT4
EVENT
”Reset counter”
RS_CNT
NAME
SCAL_VAL
4.Scale = 1-90000
IEC EVENT
ANSI05000744 V1 EN
Figure 226:
Overview of the pulse-counter logic function
The BLOCK and READ_VAL inputs can be connected to Single Command logics, which
are intended to be controlled either from the station HMI or/and the local HMI. As long as
the BLOCK signal is set, the pulse counter is blocked. The signal connected to
READ_VAL performs one additional reading per positive flank. The signal must be a
pulse with a length >1 second.
The BI_PULSE input is connected to the used input of the function block for the Binary
Input Module (BIM).
The RS_CNT input is used for resetting the counter.
Each pulse-counter logic function block has four binary output signals that can be
connected to an Event function block for event recording: INVALID, RESTART,
BLOCKED and NEW_VAL. The SCAL_VAL signal can be connected to the IEC Event
function block.
The INVALID signal is a steady signal and is set if the Binary Input Module, where the
pulse counter input is located, fails or has wrong configuration.
The RESTART signal is a steady signal and is set when the reported value does not
comprise a complete integration cycle. That is, in the first message after IED pickup, in the
first message after deblocking, and after the counter has wrapped around during last
integration cycle.
Section 17
1MRK 511 365-UUS A
Metering
588
Phasor measurement unit RES670 2.1 ANSI
Technical manual
Содержание Relion 670 Series RES670
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