Endress+Hauser SpectraSensors J22 TDLAS, Руководство по эксплуатации

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J22 TDLAS Gas Analyzer Operating Instructions
Hauser 101
9.11.1 Modbus RS485 and Modbus TCP
Failure Mode Choose from:
• NaN value instead of current value
• Last valid value
9.11.2 Current output 0/4 to 20mA
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
9.11.3 Relay output
Failure Mode Choose from:
• Current status
• Open
• Closed
9.11.4 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.
9.11.5 Interface/protocol
• Through digital communication: Modbus RS485 and Modbus TCP
• Through service interface
Plain text display With information on cause and remedial measures
9.11.6 Web server
Plain text display With information on cause and remedial measures