Photoionization Detector Module PIM CPN
User Manual
PIM_CPN - User Manual (en) - 1.08.docx
Analytical Control Instruments GmbH, Volmerstraße 9A, 12489 Berlin, Germany, www.aci-berlin.com
Page 32 of 48
Command
pid.calib ?
pid.calib [curr1];[curr2];[conc1];[conc2]
Description
Get or set the calibration values
Parameter
curr1 compensated current of ZERO gas point ( e.g. 3.850 pA )
curr2 compensated current of SPAN gas point ( e.g. 978.200 pA )
conc1 ZERO gas concentration ( 0.0 ppm )
conc2 SPAN gas concentration ( e.g. 100.0 ppm )
Example (read active)
M
pid.calib ?
S
pid.calib 3.850;978.200;0.000;100.000
Example (write) success
M
pid.calib 3.850;928.200;0.000,100.000
S
pid.calib ok
Example (write) error
here curr2 to low
M
pid.calib 3.850;28.200;0.000,100.000
S
pid.calib error - calibration data invalid
The calibration values will be verified. If check fails, the module
responds with error message ‘
error -
calibration data invalid
’.
Command
pid.savedata
pid.savedata ok
Description
Saved the module data e.g. calibration data
Parameter
Example
M
pid.savedata
S
pid.savedata ok
USAGE
–
SAVING DATA
Saving data may take about 100 ms.
Consider this period of time in UART communication timeout detection.
