DH Instruments PPCK PLUS, Руководство по эксплуатации и обслуживанию

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PPCK+™ Operation and Maintenance Manual
Page 83
©2001 DH Instruments, Inc .
DS
Purpose Decrease the pressure at the slow rate.
Command “DS n ”
Classic “DS= n ”
Arguments n ‘0’ Stops the decrease.
‘1’ Starts the decrease.
Remarks PPCK+ sets and maintains the slow rate of pressure decrease until “DS=0” or
“ABORT’ is sent.
Example
(Enhanced) Cmd sent:
Reply: “DS 1”
“1” (no reply if IEEE-488)
Example
(Classic) Sent:
Reply: “DS=1”
“DS=1”
Errors ERR# 6: The n argument is a ‘0’ or a ‘1’.
See Also 3.1.2.2, “ABORT”, “IS”, “IF”, “DF”, “RATES”, “RS”
ERR
Purpose Read the new available error message from the Error Queue.
Query “ERR?”
Classic “ERR”
Remarks This program message obtains additional details about an error that has occurred.
If the user receives an “ERR# nn” reply, or the enhanced mode is enabled using the
IEEE-488 interface and an error has been detected, the error is put into a FIFO
Error Queue. The “ERR” program message pulls and replies the oldest error
message available. “OK” will be replied if there are no error messages left
Example
(enhanced): Query sent:
Query reply: “ERR?”
“Numeric argument missing or out of range”
Example
(classic) Sent:
Reply: “ERR”
“Numeric argument missing or out of range”
See Also 4.4.2
GPIB
Purpose Read or set the GPIB interface address.
Command
Query “GPIB addr ”
“GPIB?”
Classic “GPIB= addr ”
“GPIB”
Defaults “GPIB 10”
Arguments addr: The address of the GPIB488 interface (1 to 31)
Remarks The GPIB address will be changed following the reply of this command
Example
(enhanced) Cmd sent:
Query reply: “GPIB 21”
“21”
Example
(classic) Sent:
Reply: “GPIB=21”
“21”
Errors ERR# 6: The argument is not within given limits.
See Also 3.4.4.3