DH Instruments PPC4, Руководство по эксплуатации и обслуживанию

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PPC4™ OPERATION AND MAINTENANCE MANUAL
© 2009 DH Instruments, a Fluke Company Page 148
DATE
Purpose Read or set the PPC4 date.
Command
Query
“DATE date ”
“DATE?”
Classic “DATE= date ”
“DATE”
Arguments date : The date in the numerical only format YYYYMMDD.
Remarks The PPC4 has an internal real time calendar clock. It is used for date stamping calibrations.
The reply is always in the YYYYMMDD format.
Example
(enhanced)
Cmd sent:
Query reply:
“DATE 20030115”
“20030105” (No reply if IEEE-488)
Example
(enhanced)
Cmd sent:
Query reply:
“DATE? 20030105”
“20020105”
Errors ERR# 7: Missing or improper program message argument(s).
See Also “TIME”
3.2.26.3
DF
Purpose Decrease the pressure quickly (fast).
Command “DF n ”
Classic “DF= n ”
Arguments ‘0’
‘1’
Closes the fast down valve.
Opens the fast down valve.
Remarks Opening the fast down valve causes the pressure to decrease quickly.
Example
(enhanced)
Cmd sent:
Reply:
“DF 1”
“1” (no reply if IEEE-488)
Example
(enhanced)
Cmd sent:
Reply:
“DF? 1”
“1”
Example
(classic)
Sent:
Reply:
“DF=1”
“DF=1”
Errors ERR# 6: The n argument is a ‘0’ or a ‘1’.
See Also “IF” , “DS”, “IS”, “IP”, “DP”,
Figure 31
DISPUNCn
Purpose Read or set the Q-RPT uncertainty display mode.
Command
Query
“DISPUNC n Enable, Mode ”
“DISPUNC n ?”
Classic “DISPUNC n = Enable, Mode ”
“DISPUNC n ”
Defaults “DISPUNC n = 1, 1”
Suffix n: ‘1’ to access the IH RPT settings
‘2’ to access the IL RPT settings
Arguments
Enable:
’0’ or ‘1’ to disable or enable the uncertainty display.
Mode: ‘0’ or ‘1’ to display measured ro delivered pressure uncertainty (optional).
Remarks The Mode argument is optional, so that the display can be enabled or disabled without
changing the mode.
Example
(enhanced)
Cmd sent:
Query reply:
“DISPUNC 1, 1”
“1, 1” (No reply if IEEE-488)
Example
(classic)
Sent:
Reply:
“DISPUNC=0”
“0, 1”
Errors ERR# 6: One of the arguments is out of range.
See Also “PCALUNC” command
3.2.29