Delta Faucet NANOTRACE DF-745 User Manual
Page 55
User Interface DF-745
51
In addition, if hydrogen is entered as a gas in the GSF Setup, and the system detects a
failure in the exhaust fan circuitry the entire analyzer will automatically isolate. A message
of “Fan Failure” as shown in Figure 48 will flash over the moisture reading on the main
display and the user will be unable to restore any flow until the fan problem has been fixed.
7.4.7.3 Alarm Setup
Figure 49: Alarm Setup Menu
The moisture analyzer includes a total of seven alarms. The four moisture concentration
alarms can be user controlled to activate up to four optional relays. High and low setpoints
as well as deadbands are user-set.
Alarm Number
Function
1
Moisture Level 1
2
Moisture Level 2
3
Moisture Level 3
4
Moisture Level 4
P
Pressure
T
Temperature
S
System
Table 6: Alarm Codes
The temperature alarm indicates an out of specification ambient temperature condition in
the analyzer cabinet.
The pressure range alarm is related to the pressure in the gas path.
Finally, system errors are monitored, and under certain conditions will trip alarms if enabled.