Wachendorff MA964802 handleiding

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Handleiding

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24 MA964802 - User manual
appliance connected, regardless of its address, while with the address 0 all the
devices receive the command, but no response is expected (broadcast mode).
MA964802 can introduce
a delay (in milliseconds) before the response to
the
master's
request.
This delay must be set in the parameter
COM2 serial port
-> Response delay
.
For the complete list of COM2 serial port parameters, see section “
COM2 serial
port
” in the chapter “Conguration parameters table”.
NB: By means of the COM2 serial port it is also possible to edit the instrument's
conguration parameters; t herefore p ay a ttention that every time p arameters
are changed, the instrument saves the values in the EEPROM memory (100000
writing cycles). This means that continuous texts with parameter values which
always change, after exceeding the allowed number of writing cycles, can
damage the EEPROM memory.
NB
: changes to words other than those provided in the following table can cause
the instrument to malfunction.
Modbus RTU slave protocol features
Baud-rate
Selectable from par. COM2 serial port->
Baud rate
:
1,200 baud 9,600 baud 38,400 baud
2,400 baud 19,200 baud 57,600 baud
4,800 baud 28,800 baud 115,200 baud
Format
Selectable from par. COM2 serial port->
Serial format
:
8, N, 1 (8 bits, no parity, 1 stop bit)
8, E, 1 (8 bits, even parity, 1 stop bit)
8, O, 1 (8 bits, odd parity, 1 stop bit)
8, N, 2 (8 bits, no parity, 2 stop bits)
8, E, 2 (8 bits, even parity, 2 stop bits)
8, O, 2 (8 bits, odd parity, 2 stop bits)
Functions
supported
WORD READING (max 20 word) (0x03, 0x04)
SINGLE WORD WRITING (0x06)
MULTIPLE WORDS WRITING (max 20 words) (0x10)
The following is a list of all the addresses available and the functions supported:
RO Read Only R/W Read / Write WO Write Only

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Productinformatie

MerkWachendorff
ModelMA964802
CategorieNiet gecategoriseerd
TaalNederlands
Grootte4022 MB