Modbus/tcp, Zmodem – CIRCUTOR QNA500 series User Manual

Page 100

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POWER QUALITY ANALYZER QNA500 8IO

QNA500 8IO Instruction manual

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Variable

Addresses

Num. Reg.

Function

Read outputs

24550 (5FE6)

1

04

Enable force outputs

24560 (5FF0)

1

04/10

Status Input1

24570 (5FFA)

1

04

Status Input2

24571 (5FFB)

1

04

Status Input3

24572 (5FFC)

1

04

Status Input4

24573 (5FFD)

1

04

Status Input5

24574 (5FFE)

1

04

Status Input6

24575 (5FFF)

1

04

Status Input7

24576 (6000)

1

04

Status Input8

24577 (6001)

1

04

Status Output1

24580 (6004)

1

04/10

Status Output2

24581 (6005)

1

04/10

Status Output3

24582 (6006)

1

04/10

Status Output4

24583 (6007)

1

04/10

Status Output5

24584 (6008)

1

04/10

Status Output6

24585 (6009)

1

04/10

Status Output7

24586 (600A)

1

04/10

Status Output8

24587 (600B)

1

04/10

Enable manually Output1

24590 (600E)

1

04/10

Enable manually Output2

24591 (600F)

1

04/10

Enable manually Output3

24592 (6010)

1

04/10

Enable manually Output4

24593 (6011)

1

04/10

Enable manually Output5

24594 (6012)

1

04/10

Enable manually Output6

24595 (6013)

1

04/10

Enable manually Output7

24596 (6014)

1

04/10

Enable manually Output8

24597 (6015)

1

04/10

11.2.- MODBUS/TCP

This protocol is a variation of the MODBUS/RTU protocol that has been specially designed to work with
TCP/IP networks. The queries from various devices can be optionally accumulated in a battery. This
will allow various devices to send data to the QNA500 8IO analyzer at the same time and the analyzer
will respond to each specific query. The following port must be used when establishing communications
through the Ethernet port: 30003

11.3.- ZMODEM

This international standard protocol can be used to download files and its main feature is based on the
repositioning of any frame. This is quite important in communications via modem, where existing delays
or silences in the lines can lead to communication errors. This standard protocol has been specially
designed for an optimum operation in these situations. The following port must be used when
establishing communications through the Ethernet port: 14001 (telnet zmodem) or 14002 (RAW
zmodem).

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