Endress+Hauser SpectraSensors J22 TDLAS, Руководство по эксплуатации

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J22 TDLAS Gas Analyzer Operating Instructions
Hauser 65
Parameter Prerequisite Description User entry
Factory
setting
Parity Modbus RS485 device Select parity bits. Picklist ASCII
option:
•
0 = Even option
• 1 = Odd option
Picklist RTU option:
•
0 = Even option
• 1 = Odd option
• 2 = None / 1
stop bit option
• 3 = None / 2
stop bits option
Even
Byte order Both Modbus RS485
and Modbus TCP
Select byte transmission sequence.
• 0-1-2-3
• 3-2-1-0
• 1-0-3-2
• 2-3-0-1
1-0-3-2
Prio. IP
address
Modbus TCP device The IP address for which connections are
accepted by the priority pool.
IP address 0.0.0.0
Inactivity
timeout
Modbus TCP device
Time before a connection can be terminated due
to inactivity. A setting of zero means no timeout.
0 to 99 seconds
0
seconds
Max
connections
Modbus TCP device Maximum number of concurrent connections.
Priority pool connections take precedence and are
never denied connection thus causing the oldest
connection to be terminated.
1 to 4 4
Failure mode Both Modbus RS485
and Modbus TCP
Select measured value output behavior when a
diagnostic message occurs through Modbus
communication.
Not a Num (NaN).
— —
7.10 Configuring the current input
The Current input wizard guides the user systematically through all the parameters that have to be set for
configuring the current input.
Navigation Setup menu → Current input
▸ Current input 1 to n
Current span → 
Terminal number → 
Signal mode → 
0/4 mA value → 
20 mA value → 
Failure mode → 
Failure current → 