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Flintec MCS-64 ModbusOnEthernet User Manual

Page 31

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Manual MCS-64: Modbus on Ethernet

Page 31

5.9 Trigger Special Commands– RW, TT, TS, DT, TW, TI, HT

Remark: These commands are

only available in firmware 88.183 (see time diagram page 33).

Note: All setups should be stored with the WP command before power off.


RW

Re-Trigger Window

[ Register = 2404, Type = Int32 ]

Set the re-trigger window in counts (digits) without decimal point.

If the weight relative to the

current average value changes by more than the RW value the average cycle will be restarted
using TT as measuring time.To automatically issue the re-trigger command, the time period over
which an increase of weight average is measured has to be defined by using the command DT.

Master (PC / PLC) sends

Device responds

Result

RW R+65535

Request: RW=65535

RW_500 OK

Setting: RW=500d

Factory default: 65535


TT

Re-Trigger Time

[ Register = 2406, Type = Int32 ]

Set the re-trigger time in milliseconds [ms].

Re-trigger time is the average time used by the re-

trigger function. If set to zero the re-trigger function is disabled.

Master (PC / PLC) sends

Device responds

Result

TT T+65535

Request: TT=65535

TT_300 OK

Setting: TT=300ms

Factory default: 65535


TS

Re-Trigger Stop

[ Register = 240E, Type = Int32 ]

Set the re-trigger stop in counts (digits) without decimal point.

In case of a (TS) decrease in

weight relative to the current average value the re-trigger function is stopped.

Master (PC / PLC) sends

Device responds

Result

TS T+00000

Request: TS=00000

TS_480 OK

Setting: TT=480d

Factory default: 00000


DT

Delta Time

[ Register = 2414, Type = Int32 ]

Set the Delta Time in milliseconds [ms].

During MT and TT timeframes "sub-averages" will be

calculated by the system over the time DT. If a sub-average is outside the re-trigger window, the
re-trigger function is automatic started.

Master (PC / PLC) sends

Device responds

Result

DT T+00000

Request: DT=00000

DT_50 OK

Setting: TT=50ms

Factory default: 00000