BASI
Electromagnetic flowmeter
BF
M921
Operation manual
43
Dosing volume Reset
CLRDO
Command clears volume for dosing.
BF
M921 confirms execution with string „Ok<cr>”.
Example:
Command „ CLRDO <cr>” clears dosing volume counter
Dosing volume Reset with restart
CLRDR
Command clears volume for dosing and starts new batch.
BF
M921 confirms execution with string „Ok<cr>”.
Example:
Command „ CLRDR <cr>” clears dosing volume counter and starts new batch.
5.2.2.3.8
RS485, RS232/USB, Modbus
RS485 address
PRA(?)<CPD>
Command sets RS485 address from 0 to 255.
<CPD>
BF
M921 confirms execution with string „Ok<cr>”. In case of query,
BF
M921 returns current address.
Example:
Command „PRA255<cr>” sets RS485 address to “ 255 “. After query „PRA?<cr>” flowmeter returns „ 255
<cr>”.
Modbus address
PMA(?)<CPD>
Command sets Modbus address from 1 to 247.
<CPD>
M921 confirms execution with string „Ok<cr>”. In case of query,
BF
M921 returns current address.
Example:
Command „PMA255<cr>” sets modbus address to “ 247 “. After query „PMA?<cr>” flowmeter returns „
247 <cr>”
Modbus parity
PMP(?)<CPD> { 0 | 1 | 2 }
Modbus parity can be set to:
0
none
1
even
2
odd
M921 confirms execution with string „Ok<cr>”.
Example:
