5.4.8 VGET
Syntax
<address>VGET:<var_index><CR>
Description
Returns value of an internal configuration variable (VAR.)
Data Parameters Sent
var_index is index number for internal VAR as follows:
Var | Name | Description |
| Allowable Range |
Index |
|
|
|
|
0 | analog_range | 5.0 – 400.0 (Units are | ||
|
| range for Analog Output | current unit of measure, | |
|
| scaling | wt% or g/Nm3) | |
1 | azero_enable | 0 | = Off | |
|
| (only valid if | 1 | = On |
|
| hardware is installed) |
|
|
2 | azero_period | Period for | 5.0 - 86400.0 Seconds | |
|
| Calibration timer |
|
|
3 | carrier_weight | Mol weight of carrier gas | 27.0 – 32.0 mol weight | |
|
| for wt% calculations (32.0 |
|
|
|
| = O2) |
|
|
4 | comm_mode | Not Used | N/A | |
5 | iir_filt | Digital Concentration | 0.05 – 1.0 | |
|
| filter | (1.0 = No Filtering, lower | |
|
|
| values increases filtering) | |
6 | conc_units | O3 Concentration | 0 | = wt% |
|
| measurement units | 1 | = g/Nm3 |
Response
<address>:<var_value>#<checksum><CR>
Example
Command:
1VGET:0<CR> - Request analog_range value
Response:
1:15.0#303 - analog_range returned as 15.0 (wt%)
P/N 03662D Teledyne API Model 460H O3 Monitor Operator Manual - Page 30