
6
1 Function as Modbus-TCP server
Modbus-TCP, ASCII protocol • VEGAMET 391/624/625, VEGASCAN 693, PLICSRADIO C62
30768-EN-130701
Register ad-
dress in
Modicon
Temporary memory of VE-
GAMET/PLICSRADIO (1 bit)
Temporary memory of VE-
GAMET 391 (1 Bit)
10001 Fail safe relay Fail safe LED
10002 Relay 1 Relay 1
10003 Relay 2 Relay 2
10004 Relay 3 Relay 3
10005 ---- Relay 4
10006 ---- Relay 5
10007 ---- Relay 6
1.3 Filing of measured value as 4 Byte Float
The ling of measured values in the temporary memory is always
sorted according to PC/DCS output number. The following chart
shows the addressing of the temporary memory via Modbus. The
values are accessed via FC 3 and 4. The status information is also
transmitted as oat value. 8 byte are needed for one output, corre-
sponding to 4 registers.
Information:
Note: A oat value comprises 2 registers, i.e. a total of 4 bytes!
Register address in
Modicon
Temporary memory of VEGAMET/PLICSRADIO
(2 words = 4 byte)
31001 PC/DCS output 1: Measured value
31003 PC/DCS output 1: Status
31005 PC/DCS output 2: Measured value
31007 PC/DCS output 2: Status
31009 PC/DCS output 3: Measured value
31011 PC/DCS output 3: Status
31013 PC/DCS output 4: Measured value
31015 PC/DCS output 4: Status
31017 PC/DCS output 5: Measured value
31019 PC/DCS output 5: Status
31021 PC/DCS output 6: Measured value
31023 PC/DCS output 6: Status
Register address in
Modicon
Temporary memory of VEGASCAN (2 words =
4 byte)
31001 PC/DCS output 1: Measured value
31003 PC/DCS output 1: Status
31005 PC/DCS output 2: Measured value
31007 PC/DCS output 2: Status
31009 PC/DCS output 3: Measured value
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