Thermo 42i - Calibration

C-Link Protocol Commands
Calibration
Thermo Electron Corporation Model 42i Low Source Instruction Manual B-23
set stream per number value
number value = | 1 | 2 | 5 | 10 | 20 | 30 | 60 | 90 |120 | 180 | 240 | 300 |
This command sets the time interval between two consecutive streaming
data strings to number value in seconds. The example below sets the number
value to 10 seconds.
Send: set stream per 10
Receive: set stream per 10 ok
stream time
This command reports if the streaming data string will have a time stamp
attached to it or not, according to Table B-5.
Send: stream time
Receive: stream time 1
set stream time value
This command enables value, where value is to attach or disable time stamp
to streaming data string, according to Table B-5. The example below
attaches a time stamp to streaming data.
Send: set stream time 0
Receive: set stream time 0 ok
Calibration set cal no coef
set cal no2 coef
set cal nox coef
set cal high no coef
set cal high no2 coef
set cal high nox coef
set cal low no coef
set cal low no2 coef
set cal low nox coef
These commands will auto-calibrate the NO, NO
2
, and NO
x
coefficients
based on the NO, NO
2
, and NO
x
span gas concentrations. The high and
low commands are only available in dual and auto range mode. If the mode
Table B-5. Stream Time Values
Valu e Stream Time
0 Attaches time stamp to streaming data string
1 Disables time stamp to streaming data string