DH Instruments PPC2+, Руководство пользователя

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PPC2+™ Operation and Maintenance Manual
Page 109
©2001 DH Instruments, Inc.
STAT
Purpose Read the pressure generation status.
Query “STAT?”
Classic “STAT”
Remarks
The generation cycle status can be checked using this program message. The reply
is a numeric code which references a specific generation action: Multiple codes are
returned by logically ORing them together.
0
1
2
4
8
16
32
64
128
256
1024
4096
8192
16394
32768. The system is not generating or holding a pressure.
A new generation is preparing to start.
Quick ramping to the target.
Quick pulsing to the target.
Slow ramping to the target.
Slow pulsing to the target.
Reached the target, will re-adjust as needed to stay ready.
Quick ramping to a vent condition.
Vented with the exhaust valve open.
Quickly decreasing the pressure to reach a hard vacuum.
A new target has been requested but generation has not started.
Dynamic pulsing is being used to control a pressure.
Static pulsing is being used to control a pressure.
Low pressure control is active.
Very low pressure control is active.
Example
(enhanced)
Query sent:
Query reply:
“STAT?”
“32”
Example
(classic)
Sent:
Reply:
“STAT”
“32”
See Also “PS“ program message
TIME
Purpose Read or set the PPC2+ time.
Command
Query
“TIME hh:mmXX”
“TIME?”
Classic “TIME= hh:mmXX”
“TIME”
Arguments hh:mm
XX:
The time in a 12 hour format using a colon delimiter
”am” or “pm”
Remarks The PPC2+ has an internal real time clock. It is used for date stamping calibrations
and log data.
Example
(enhanced)
Cmd sent:
Query reply:
“TIME 12:52PM”
“12:52pm”
Example
(classic)
Sent:
Reply:
“TIME=12:52PM”
“12:52pm”
Errors ERR# 7: Missing or improper program message argument(s).
See Also Section 3.4.4.4