Stanford Research Systems PS355, Руководство по эксплуатации и обслуживанию, Страница: 31 / 42

Phone: (408)744-9040
www.thinkSRS.com
PS300 Series High Voltage Power Supplies
Commands 3 – 9
*IDN?
Identify
The *IDN? common query returns the PS300’s device identi fi cation.
This string is forma ed as follows:
StanfordResearchSystems, PS3XX, <serial>, <version>
where XX is the model number, <serial> is the 6-digit serial
number of the unit, and <version> is the 3-digit fi rmware
revision number.
Example:
*IDN?
StanfordResearchSystems,PS370,100003,0.29
*OPC(?)
Operation Complete
The *OPC common command causes remote command execution
to pause until all pending operations are complete. The *OPC?
query will return the value “1” when operations are complete,
while the *OPC set command will set the OPC bit (bit 0) in the
ESR register.
Example:
*OPC?
1
LERR? Last Error
The LERR? query returns the error code of the last remote interface
error. A list of the possible error codes are as follows:
Code Meaning
10 Illegal value (execution)
100 Lost data (query)
101 No data (query)
102 No listener (query)
103 Over fl ow (query)
110 Illegal command (parser)
111 Unde fi ned command (parser)
112 Illegal query (parser)
113 Illegal set (parser)
114 Null parameter (parser)
115 Extra parameter (parser)
116 Missing parameter (parser)
117 Over fl ow (parser)
118 Bad fl oat (parser)
119 Float over fl ow (parser)