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Table 5-1
Menu items
Item
Value
Device Communica‐
1-247
tion Address
Baud rate
1200, 2400, 4800, 9600, 19200,
38400, 57600, 76800, 115200
Parity/framing
•
•
•
•
Interframe Space
3.5-25 chars
Response timeout
0-25.5 sec.
Response Delay
0-255 msec.
TAG
Flowmeter
MODBUS SW version
1.00
MODBUS HW version
2
Comm. Status
•
•
Frame status
•
•
Modbus RTU RS 485
Operating Instructions, 03/2021, A5E00753974-AB
Even, 1 stopbit
Odd, 1 stopbit
None, 2 stopbit
None, 1 stopbit
Ok: xx
Bad: xx
PE: xx
FE: xx
5.2 Navigating the Modbus display menu
Description
Device address [Factory setting: 1]
Communication speed
[Factory setting: 19200]
Communication parameters
[Factory setting: Even, 1 stopbit ]
The minimum interframe space between two MODBUS RTU mes‐
sages in sequence (specified as 3.5 characters) is configurable.
Range: 3.5 – 25 character times.
[Factory setting: 3.5 ]
Max. response time.
Used in time critical applications, where low cycle times are re‐
quired. If the response is not ready within the Response timeout,
an exception code 6 (Busy acknowledge) is returned and the re‐
quest must be send again.
[Factory setting: 10.0 ]
The minimum time from a slave receives a request until it returns
a response. This makes it possible to send data to slow masters
without overwhelming its receiver.
[Factory setting: 0 ]
The TAG can be changed to any string up to 16 characters
[Factory setting: Flowmeter]
Firmware version of the MODBUS module
Hardware version of the MODBUS module
•
Ok = Received messages without errors
•
Bad = Received messages with CRC errors
Reset after power down.
•
PE = Number of parity errors
•
FE = Number of framing errors
Reset after power down.
System integration
21
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