Table 3-1. default configuration for fault alarm – Hamilton Sundstrand Company Gas Fuel Metering Valve HFG2.0 User Manual
Page 53
Fault Type
Low
Alarm
High
Alarm
Fault
Enable
Persist
Time
Auto
Reset
Output
Driver Overcurrent
N/A
1000 lbf
Yes
10 Sec
Yes
Yes
Tracking Error
N/A
3.33 %
Yes
10 Sec
Yes
Yes
Position Demand
3.5 mA
20.5 mA
No
1 Sec
No
No
RDC
Failure N/A N/A Yes N/A No
Yes
+14 Volts
12.0 Volts
16.0 Volts
Yes
7.5 Sec
Yes
Yes
–14 Volts
–16.0 Volts
–12.0 Volts
Yes 7.5
Sec Yes Yes
Input Voltage
75.0 Volts
180.0 Volts
Yes
7.5 Sec
Yes
Yes
EEPROM
Checksum
N/A N/A Yes N/A No
Yes
Motor High Temp
N/A
130° C
No
10 Sec
No
No
Electronics High Temp
N/A
110° C
Yes
10 Sec
Yes
Yes
+5 Volts
4.5 Volts
5.5 Volts
Yes
7.5 Sec
Yes
Yes
Watchdog
Expired N/A N/A Yes N/A No
Yes
EEPROM
Write N/A N/A Yes N/A No
Yes
Table 3-1. Default Configuration For FAULT Alarm
Fault Type
Low
Alarm
High
Alarm
Fault
Enable
Persist
Time
Shut-
Down
Output
Driver Overcurrent
N/A
1000 lbf
No
10 Sec
No
No
Tracking Error
N/A
3.33 %
No
10 Sec
No
No
Position Demand
2 mA
22 mA
No
1 Sec
No
No
RDC
Failure N/A N/A No N/A No
No
+14 Volts
12.0 Volts
16.0 Volts No 7.5
Sec No No
–14 Volts
–16.0 Volts
–12.0 Volts No 7.5
Sec No No
Input Voltage
75.0 Volts
180.0 Volts
No
7.5 Sec
No
No
EEPROM Checksum
N/A
N/A
No
7.5 Sec
No
No
Motor High Temp
N/A
135° C
Yes
10 Sec
Yes
Yes
Electronics High Temp
N/A
110° C
No
10 Sec
No
No
+5 Volts
4.0 Volts
6.0 Volts
No
7.5 Sec
No
No
Watchdog
Expired N/A N/A No N/A No
No
EEPROM
Write N/A N/A No N/A No
No
Table 3-2. Default Configuration For OVERTEMP Alarm
CH. 3: OPERATING THE HFG2.0
47