Power Supply - Endress+Hauser Proline Prosonic Flow I 400 Operating Instructions Manual

Proline Prosonic Flow I 400 Modbus RS485
Low flow cut off
Galvanic isolation
Protocol-specific data
Terminal assignment
Endress+Hauser
The switch points for low flow cut off are user-selectable.
The following connections are galvanically isolated from each other:
• Outputs

• Power supply

Protocol-specific data
Protocol
Response times
Device type
Slave address range
Broadcast address range
Function codes
Broadcast messages
Supported baud rate
Data transmission mode
Data access
System integration
16.5 Power supply
→  35
Modbus Applications Protocol Specification V1.1
• Direct data access: typically 25 to 50 ms
• Auto-scan buffer (data range): typically 3 to 5 ms
Slave
1 to 247
0
• 03: Read holding register
• 04: Read input register
• 06: Write single registers
• 08: Diagnostics
• 16: Write multiple registers
• 23: Read/write multiple registers
Supported by the following function codes:
• 06: Write single registers
• 16: Write multiple registers
• 23: Read/write multiple registers
• 1 200 BAUD
• 2 400 BAUD
• 4 800 BAUD
• 9 600 BAUD
• 19 200 BAUD
• 38 400 BAUD
• 57 600 BAUD
• 115 200 BAUD
• ASCII
• RTU
Each device parameter can be accessed via Modbus RS485.

For Modbus register information
Information regarding system integration →  69.
• Modbus RS485 information
• Function codes
• Register information
• Response time
• Modbus data map
Technical data
155