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Operating Instructions - CPC3050
High-Speed Pressure Controller
CPC3050
Resolution?
<sp>n<cr><lf>
Returns the number of significant
digits.
(see decpt)
Rfilter
Value in %
Sets the % of the rate filter
Rfilter?
<sp>n.nn<cr>
<lf>
Returns the rate filter.
Runits
Sec, min, hr
Sets the rate time unit
Runits?
<sp>XXXX<cr><lf>
Returns the rate time unit
Save_cal
Save calibration values
Save_linearity
Save linearity values
Sbaud
9600, 19200, 38400, 57600, 115200
Sets the serial baud rate
Sbaud?
<sp>XXXX<cr><lf>
Returns the serial baud data
Sdata
7 or 8
Sets the serial data bits
Sdata?
<sp>n<cr><lf>
Returns the serial data bits number
Sensor
Allof the following are equivalent to set
to primary.
Sets the active transducer. Accepts
multiple format types.
Sensor may be specified with P, S, 1
or 2.
Sensor?
<sp>XXXXXXX,1<cr><lf>
Returns active transducer in long
string format
Sensorid?
<sp>Mensor,SN XXXXXX, VN.NN
Returns the active transducer’s serial
number and firmware version
Setpt
value inside upper and lower limits
Sets the control setpoint for the instru-
ment
Setpt?
<sp>XXXXXXX<cr><lf>
Returns the control setpoint in current
units.
Setptpct
Value in % of primary range
Sets the control setpoint in % of pri-
mary range
Setptpct?
<sp>n.nn<cr>
<lf>
Returns the current setpoint in % of
primary range
Span
desired pressure or ?
Sets span on active transducer or for
?, clears previous value, must be >
50% FS and has a 1% limit. CALDIS-
ABLE must be OFF/NO.
Span?
<sp>XXXXXXX<cr><lf>
Returns span scale factor for active
transducer
Sparity
Even, ODD, NONE
Sets the serial and USB parity
Sparity?
<sp>CCCC<cr><lf>
Returns the serial and USB parity
Srqmask
Stable,Error or both
Sets the CPC 3050 to issue a service
request(SRQ) over the IEEE when the
pressure
Control is stable, or an error occurs.
These are 80 hex and 40 hex respec-
tively