Technical data Proline Promass F 500 Modbus RS485
188 Endress+Hauser
Modbus RS485
Failure mode Choose from:
• NaN value instead of current value
• Last valid value
Current output 0/4 to 20 mA
4 to 20 mA
Failure mode Choose from:
• 4 to 20 mA in accordance with NAMUR recommendation NE 43
• 4 to 20 mA in accordance with US
• Min. value: 3.59 mA
• Max. value: 22.5 mA
• Freely definable value between: 3.59 to 22.5 mA
• Actual value
• Last valid value
0 to 20 mA
Failure mode Choose from:
• Maximum alarm: 22 mA
• Freely definable value between: 0 to 20.5 mA
Relay output
Failure mode Choose from:
• Current status
• Open
• Closed
Local display
Plain text display With information on cause and remedial measures
Backlight Red backlighting indicates a device error.
Status signal as per NAMUR recommendation NE 107
Interface/protocol
• Via digital communication:
Modbus RS485
• Via service interface
Plain text display With information on cause and remedial measures
Web server
Plain text display With information on cause and remedial measures