FTS Bubbler - Compliance Information; Default Values; Bubbler Response Times to Stage Changes

700-Bubbler-Man Rev 12 13 Feb 2020
Page 2/51
1.2 COMPLIANCE INFORMATION
This device complies with Part 15 of the FCC Rules. Operation is subject to the
following two conditions:
(1) this device may not cause harmful interference, and
(2) this device must accept any interference received, including interference that
may cause undesired operation.
Le présent appareil est conforme à la partie 15 des règlements de la FCC. L'exploitation est
autorisée aux deux conditions suivantes :
(1) l'appareil ne doit pas produire de brouillage, et
(2) il doit accepter toute interférence reçue, notamment celles pouvant entraîner un
dysfonctionnement.
This equipment may be operated in the USA and Canada.
This device complies with Australian and New Zealand requirements specific to EMC,
telecommunications and electrical safety.
1.3 DEFAULT VALUES
The Bubbler is shipped with the following default values:
SDI-12 address
0
Bubble rate (per minute)
60
Purge Pressure
90 psi
Stage Units
Feet
Sample period
8 seconds
Temperature
F
4mA (min)
0 feet
20mA (max)
69.2 feet
1.4 BUBBLER RESPONSE TIMES TO STAGE CHANGES
The following table shows the response time for the Bubbler to recover from a stage change at
different bubble rates. Note that response time may vary slightly under different conditions (battery
charge levels, extreme ambient temperatures, etc.)
Bubbler Rate
Response time (3 ft rise)
30 bubbles/min
28 seconds
45 bubbles/min
15 seconds
50 bubbles/min
14 seconds
60 bubbles/min
11 seconds
120 bubbles/min
7 seconds