The Constants screen provides a list of thirteen factory settings that are stored in the PRS-50. The settings are described in the table below.
No. |
Name |
Description |
Example |
1 |
Mass spec voltage |
Nominal level, stored at the factory |
14.0 |
2 |
Ionizer voltage |
Nominal level, stored at the factory |
0.74 |
3 |
Hardware gain |
DAC value, 1 to 128, representing the gain on the beam signal; interacts with software (numerical) gain |
002 |
4 |
f compensation |
At -15°C, stored at the factory |
+00 |
5 |
f compensation |
At +15°C, stored at the factory |
+00 |
6 |
f compensation |
At +45°C, stored at the factory |
+00 |
7 |
f compensation |
At +75°C, stored at the factory |
+00 |
8 |
12.6 MHz level |
Nominal level, stored at the factory |
+0000 |
9 |
Zeeman offset |
Asymmetry compensation, stored at the factory |
-0022 |
10 |
f, auxiliary output |
1, 5, or 10 MHz |
10.0 |
11 |
Console mode language |
UK (English) or FR (French) |
UK |
12 |
Comments |
Text string for date of original factory acceptance test |
04-10-01 |
13 |
Module ROM version |
Ver 1.0 |
370 1.8 |