7 AK Host Operation
30
SMGA
MEASURE – change from STAND BY to measurement state
PND1 disk rotates, diluted gas flows to PNC
command: SMGA K0
response:
SMGA E
E: error status 0...9
SNGA
ZERO TEST – start automatic PNC zero concentration test, duration: 2 min
during SNGA mode other S and E commands will be responded with 'BS'
(busy)
exceptions: 'SRES', 'STBY' or 'SPAU' will stop running zero test
according the UN-ECE R83 regulation the number concentration should be
<
0.2
#/ccm
the result of this test can be read with the command ANGA
command: SNGA K0
response:
SNGA E
E: error status 0...9
SLEC
LEAK TEST – start automatic system (VPR+PNC) leak test, duration: 2 min
during SNGA mode other S and E commands will be responded with 'BS'
(busy)
exceptions: 'SRES', 'STBY' or 'SPAU' will stop the running leak test
according the UN-ECE R83 regulation the number concentration should be
<
0.5
#/ccm
the result of this test can be read with the command ALEC
command: SLEC K0
response:
SLEC E
E: error status 0...9
SINT
INTEGRATOR START – start integration, integral avarage
integration of values runs until stopped with SINA or restarted with SINT
again
the avarage values can be read with AIKG or AIKO
command: SINT K0
response:
SINT E
E: error status 0...9
SINA
INTEGRATOR STOP – stop integration started with SINT
command: SINA K0
response:
SINA E
E: error status 0...9
7.5.2.
Write Commands – 'E'
ENOR
set standard conditions temperature and pressure
(system default: 273.15
K, 1013.25
mbar)
command:
ENOR K0 TTT
PPP
response:
ENOR E
E: error status 0...9
TTT: absolute temperature [K] format: floating
point example: '273.15'
PPP: pressure [mbar] format: floating point
example: '1013.25'
