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File: UT-5601
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31
14)
Click on the down arrow to memorize the calibrated value. (do not push the left arrow
otherwise you have to calibrate 4 mA and 20 mA newly).
Figure 16
15)
Confirm the selection.
3.7
Modbus
Table 9 Modbus Specification
MODBUS SPECIFICATION
Serial interface
RS 485 half duplex
Protocol
MODBUS-RTU
Baud rate
2400-4800-9600-19200-38400-57600-115200 bps
Start bit
1
Data lenght
8 bit
Parity bit
N. A.
Stop bit
1
Cyclic Redundancy Check (CRC)
CRC-16
ID slave address
1 to 247
Modbus paramerters registers
Da 40001 a 40058