Modbus And Siemens Instruments; Sitrans Lu With Smartlinx®Modbus Rtu Card - Siemens SITRANS RD500 Operating Instructions Manual
Remote data manager
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Also See for SITRANS RD500:
- Manual (11 pages) ,
- Application examples (9 pages) ,
- Operating instructions manual (8 pages)
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Modbus and Siemens Instruments
Modbus
SITRANS LU with SmartLinx®Modbus RTU Card
SmartLinx Modbus RTU Card port configuration (for RS-485 transmission):
Port 1 setup parameters:
Parameter
P751 = 3
P752 = 0
P753 = 1
P758 = 0
Page 38
SITRANS RD500 – OPERATING INSTRUCTIONS
ON
1
baud rate selectable
no parity
address 1 to 247
interframe spacing = 0 ms
Bus termination resistors to be 120R.
Recommended cable is Belden 9842.
8
Description
7ML19985MA01
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