Smart Photoionization Detector Module PIDS3
User Manual
PIDS3 - User Manual (en) - 1.03.docx
Analytical Control Instruments GmbH, Volmerstraße 9A, 12489 Berlin, Germany, www.aci-berlin.com
Page 30 of 58
Calibration procedure
Action
UART command
start
pids.start
values
pids.values
write
pids.calib
verify
Included in Action ‘write’ with no
error as answer
save
pids.savedata
Invalid calibration values may be caused by:
•
MEASURE state not started
•
no clean air applied during ZERO calibration step
•
no or inappropriate calibration gas applied during SPAN calibration step
ZERO calibration data
compensated current e.g.
14.000 pA
concentration
0.0 ppm
applying SPAN gas
> 3 min
applying ZERO gas
> 3 min
SPAN calibration data
compensated current e.g.
1334.000 pA
concentration e.g.
100.0 ppm
Action ‘write’
Action ‘verify’
Action 'save’
Action ‘
values
’
Action ‘
values
’
Action ‘start’