CARLO GAVAZZI EM21 - COMMUNICATION PROTOCOL V1 REV0 Uživatelský manuál stáhnout pdf (Strana 10)

Energy management

EM21-DIN Communication Protocol

2.7.5 Pulse output configuration menu

MODBUS: read read and write mode

Modicom

address

Physical

address

Length

(words)

VARIABLE

ENG. UNIT

Data

Format

Notes

304104 1007h 1 Kwh per pulse UINT 16 Value min = 1 (0,01Kwh)

Value max = 999 (9,99KWh)

2.7.6 Serial port configuration menu

MODBUS: read and write mode Table 2.7-5

Modicom

address

Physical

address

Length

(words)

VARIABLE

ENG. UNIT

Data

Format

Notes

304105 1008h 1 RS485 instrument address

UINT 16 Value min = 1

Value max = 247

Note: The number of stop bits is fixed to “1” and the parity control is fixed to “none”.

2.7.7 Reset commands

MODBUS: write only mode Table 2.7-12

Modicom

address

Physical

address

Length

(words)

VARIABLE

ENG. UNIT

Data

Format

Notes

312289 3000h 1 Reset of all meters

(KwhTOT and KvarhTOT)

UINT 16

Value=1: Command is executed

All other values produce no

effects

2.7.8 Serial number

MODBUS: read only mode Table 2.7-13

Modicom

address

Physical

address

Length

(words)

VARIABLE

ENG. UNIT

Data

Format

Notes

320481 5000h 7 Instrument serial number UINT 16

2.7.9 Note

A default value is not automatically assignes to the parameters when an out-of-range or invalid value is

written.

If an invalid value is assigned to any parameter, the unit could not work properly.

3 REVISIONS

This is the first release of the EM21 communication protocol

3.1 Modifications from Version 1 Revision 0

The frequency value doesn’t has to multiplied by 10 (see par. 2.3, tab 2.3.1)

3.2 Modifications from Version 1 Revision 1

Added serial number reading

1 2 3 4 5 6 7 8 9 10

Komentáře k této Příručce

Žádné komentáře

CARLO GAVAZZI EM21 - COMMUNICATION PROTOCOL V1 REV0 Uživatelský manuál Strana 10

Komentáře k této Příručce

Související produkty a manuály pro ne CARLO GAVAZZI EM21 - COMMUNICATION PROTOCOL V1 REV0