Johnson Controls Frick QUANTUM LX, Setup

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QUANTUM™ LX COMPRESSOR CONTROL PANEL
COMMUNICATIONS SETUP
090.020-CS (APRIL 13)
Page 125
COMMUNICATIONS DATA LOGGING SCREENS
SERVICE – Communications Log
DESCRIPTION: This screen allows the technician to
view the status of all serial communications ports. or
the status of all Modbus TCP communications. Refer
to the section entitled Modbus TCP Log in the Mod-
bus Protocol chapter.
The following user selectable buttons are provided:
• [Show Comm1]
• [Show Comm2]
• [Show Comm3]
• [Show Comm4]
This screen allows the technician to view all of the serial com-
munications information that the Quantum™ LX is receiving
and transmitting, one port at a time. Simply select the button
at the upper right side of the screen that corresponds to the
port that you wish to view. The selected port name (in this
case Comm4) will appear in the upper left side of the screen.
Each time a new command is sent or received, the screen will
need to be refreshed by selecting the [Show CommX] button
(where X is replaced with the comm port number).
The top line of data is the most recent activity. At the left of
each line, you should see whether the data is IN or OUT (Re-
ceive or Send), and the actual data (in Hexadecimal format).
This information can be used to compare against the data be-
ing sent and received at the other end of the communications
link, to verify proper operation. Refer to the section on Hyper-
terminal for some examples of how this screen may be used.
SERVICE – ModBus TCP Log
DESCRIPTION: This screen allows the technician to
view the status of all Modbus TCP communications.
Refer to the section entitled Modbus TCP Log in the
Modbus Protocol chapter.
The following user selectable button is provided:
• [Refresh]
This screen allows the technician to view all of the Modbus
TCP communications information that the Quantum™ LX is re-
ceiving and transmitting.
Each time a new command is sent or received, the screen will
need to be refreshed by selecting the [Refresh] button.
The top line of data is the most recent activity. At the left of
each line, you should see whether the data is IN or OUT (Re-
ceive or Send), and the actual data (in Hexadecimal format).
This information can be used to compare against the data be-
ing sent and received at the other end of the communications
link, to verify proper operation.
NOTE: Refer to the section entitled Modbus TCP Log in the
Modbus Protocol chapter for additional information.