Teledyne 460H - Manual (Page 24)

5.4.2 CZERO
Syntax
<address>CZERO<CR>
Description
Perform a Zero Calibration. Note that calibration is performed based on concentration
currently in measurement cell. Instrument should be sufficiently purged with zero gas
before issuing this command.
Data Parameters Sent
None
Response
<address>:<success_flag>#<checksum><CR>
Example
Command:
1CZERO<CR>
Response:
1:OK#261<CR> - Calibration Successful
1:FAIL#391<CR> - Calibration Failed
P/N 03662D Teledyne API Model 460H O3 Monitor Operator Manual - Page 24