Vermes MDS 358X user Manual.pdf - 第105页

Communication Interfaces 94 VTK - TR -BA- 072e - 1 - User Manua l MDS 358X S eries 22 KEY:E NTER Descript ion: The ac knowledg ement sig nal is t ransf erred to th e control unit. Th is option is only usable i n case of …

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Communication Interfaces
VTK-TR-BA-072e-1 - User Manual MDS 358X Series
93
Description:
This command sets the cooler offset for the flow control valve which is
connected to the MDC. The value has to be between 0 % and 100 %. The
cooler offset allows for a constant airflow through the valve, even if the
regulation does not require an airflow yet. The value is given in percent, i.e.
allowed are integers between 0 and 100.
This command has the same function as the menu item “Cooler Offset” in
the submenu “Cooler”.
In case there is no flow control valve connected, the response is “NAK”.
Example:
Input:
COOLER:OFFSET:10
Result:
The cooler offset is set to 10 %.
Return:
OK
Communication Interfaces
94
VTK-TR-BA-072e-1 - User Manual MDS 358X Series
22 KEY:ENTER
Description:
The acknowledgement signal is transferred to the control unit. This option
is only usable in case of errors, which produce a message on the display of
the MDC. You can respond with a serial command. Then the function is
identical to pressing the [enter]-key on the keypad.
Example:
Input:
KEY:ENTER
Result:
The ENTER signal is send.
Return:
OK (no other reaction of the MDC)
23 KEY:ESCAPE
Description:
The ESCAPE signal is transferred to the control unit. This option is only
usable in case of errors, which produce a message on the display of the
MDC. You can respond with a serial command. Then the function is
identical to pressing the [esc]-key on the keypad.
Example:
Input:
KEY:ESCAPE
Result:
The ESCAPE signal is send.
Return:
OK (no other reaction of the MDC)
24 HELP
Description:
Shows a list with all RS-232C commands.
Example:
Input:
HELP
Result:
List with all RS-232C commands.
Return:
List with all commands
25 LCD? LCD? = Liquid-Crystal Display Query
Description:
Use this command to externally inspect the current content of the screen.
Example:
Input:
LCD?
Result:
When sending this command immediately after switching
ON, the content of the screen will be “READY”.
Return:
„READY“
Communication Interfaces
VTK-TR-BA-072e-1 - User Manual MDS 358X Series
95
26 MAINT:STATUS MAINT = Maintenance
Description:
This command provides the number of pulses in percent of the preset
limits. It is useful, if you want to estimate the date of the next exchange or
maintenance.
The answer will be send in one line.
Example:
Input:
MAINT:STATUS
Result:
Current percentage of the preset number of cycles (limit).
Return:
Maintenance: 10 %,Nozzle: 20 %,Tappet: 30 %,Maint.
Message: ON
27 MAINT:MESSAGE:OFF (MAINT = Maintenance)
Description:
This command deactivates the maintenance message.
The message “Maint.” will no longer be shown in line 2 of the display. Also
the red maintenance LED will not be switched on, if the maintenance,
nozzle or tappet limits are reached.
By default, the maintenance message is activated.
Example:
Input:
MAINT:MESSAGE:OFF
Result:
The maintenance message is deactivated.
Return:
OK
28 MAINT:MESSAGE:ON (MAINT = Maintenance)
Description:
This command activates the maintenance message.
The message “Maint.” will be shown in line 2 of the display. Also the red
maintenance LED will be switched on, if the maintenance, nozzle or tappet
limits are reached.
By default, the maintenance message is activated.
Example:
Input:
MAINT:MESSAGE:ON
Result:
The maintenance message is activated.
Return:
OK