Colby Instruments PDL-100A - CAL? Calibration Query QUERY; IDN? Identification QUERY

Chapter 5 Common Commands
© 2010 Colby Instruments. PDL-100A Operating and Programming Manual Page 35
*CAL? Calibration Query QUERY
The *CAL? query performs a calibration check and returns the
result. Relays (if installed) are cycled OFF, ON, and then
OFF.
Delay position is set to 0.00 ps.
Command
Syntax
*CAL?
Example
*CAL?
Returns
<decimal integer><NL>
0 = Calibration test passed.
1 = Calibration test failed. Service Required.
Programming
Example
HP : DIM RESPONSE$(50)
OUTPUT 705;"*CAL?" <NL>
ENTER 705; RESPONSE$
PRINT RESPONSE$
NI : DIM QUERY_RESPONSE As Variant
CWGPIB.Write “*CAL?”
QUERY_RESPONSE = CWGPIB.Read(250)
MsgBox (“Response is ” & QUERY_RESPONSE)
Note: It may take up to 20 seconds to perform the calibration
check. If you are commanding the unit via GPIB, this query
may TIMEOUT before the instrument returns a status value.
*IDN? Identification QUERY
This command queries the PDL-100A for its identification string
and returns:
Colby Instruments,PDL-100A-10.0NS,07061234,V1.70.
Colby Instruments,
Denotes manufacturer
PDL-100A-10.0NS,
07061234,
MODEL NAME-MODEL
NUMBER-MAX DELAY,
SERIAL NUMBER
V1.70
Software version.
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