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Pilot's Guide
Fuel Scan
FS-450
Copyright 2002 J.P. Instruments, Inc.
All Rights Reserved
Printed in the United States of America
J.P.INSTRUMENTS Inc.
Information: P. O. Box 7033
Huntington Beach, CA 92646
Factory: 3185-B Airway Ave.
Costa Mesa, CA 92626
(714) 557-3805
Fax (714) 557-9840
www.jpinstruments.com
Rev G
2/19/2013
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Summary of Contents for J.P. Instruments FS-450
- Page 1 Pilot’s Guide Fuel Scan FS-450 Copyright 2002 J.P. Instruments, Inc. All Rights Reserved Printed in the United States of America J.P.INSTRUMENTS Inc. Information: P. O. Box 7033 Huntington Beach, CA 92646 Factory: 3185-B Airway Ave. Costa Mesa, CA 92626...
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Page 2: Table Of Contents
Parameter Indexing Section 5 - Personalizing Pilot Programming Section 6 - Setting the K factor FS-450 Set Up Fuel Measurement Units, Fuel Capacity, Alarm Limits Section 7 - Data Formats, Diagnostics Navigation Data Input Formats Setting GPS-C Communications Output Format... -
Page 3: Introduction
For fuel calculations to be accurate, it is imperative that you inform the FS-450 of the correct amount of fuel aboard the aircraft. Do not rely on fuel flow instruments to determine fuel levels in tanks. Refer... -
Page 4: Displays And Controls
Section 2 - Displays and Controls The FS-450 helps you manage your fuel. There are three components of the user interface: Digital display for numeric readouts and messages: top display is fuel flow per hour and the lower display for all other parameters. - Page 5 Two operating buttons control all functions of the FS-450. The term tap will be used to denote pressing a button momentarily. The term hold will be used to denote pressing and holding a button for five seconds or longer. STEP Button Located on the lower left side near the instrument face.
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Page 6: Modes And Alarms
Indexing, and Manual Indexing. Most of the time you will operate the FS-450 in the Automatic indexing mode. When you first turn on the power the FS-450 starts in the Manual indexing mode, but will enter the Automatic indexing mode after a minute. -
Page 7: Operation
Section 4 - Operation Diagnostic Testing on Startup and During Flight When your FS-450 is first turned on, all digits light up in each display for a short time, permitting you to check for non-functional segments. Then the FS-450 tests internal components, and integrity of the system. - Page 8 See “Main Tank Capacity” and “Auxiliary Tanks” beginning on page 16 to program the FS-450 for this feature. The FS-450 does not differentiate fuel flow between the main and auxiliary tanks;...
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Page 9: Parameter Indexing
Accumulate Total—Trip Total You may either display total fuel used since the last time you informed the FS-450 that the aircraft was refueled, or for an extended trip with multiple fuel stops. This selection affects only the USD parameter. How to select whether to accumulate for a extended trip or reset at each refueling is described in “Pilot Programming”... -
Page 10: Personalizing
To start the Pilot Programming Procedure, simultaneously hold the STEP and AUTO buttons for five seconds. You will see the words for two seconds and then the sequence Page 8 FS-450 Fuel Scan... - Page 11 K-factor Manually,” below. Y—Yes—enters automatic K-factor mode. See “Setting the K-factor Automatically,” below. N—No—Upon informing the FS-450 that you refueled the aircraft, reset total fuel used to 0. Y—Yes—accumulate total fuel used rather than reset to 0. GPS Com Format.
- Page 12 Start Up Fuel During flight you may also inform the FS-450 of startup fuel using the pilot program mode. See page 5 for the steps to take to set the start up fuel if you did not set it during power up.
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Page 13: Setting The K Factor
Total 2. Total the FS-450 fuel used and the actual fuel used. 3. Record the current K factor here ____________________ and in the table below. 4. Calculate the New K Factor as follows: New K Factor = (FS-450 fuel USeD) x (Current K factor) (actual fuel used) - Page 14 Setting the Accumulate Extended Trip Total Select “no” if you wish to display total fuel used since the last time you informed the FS-450 that the aircraft was refueled. Select “yes” to display total fuel used for an extended trip with multiple fuel stops.
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Page 15: Fs-450 Set Up
Setting the GPS-C Comm settings The GPS-C setting selects the format of the fuel data output of the FS-450. See “Setting GPS-C Communications Output Format” on page 18 GPS-C Input to GPS; output of FS-450 No fuel data output Garmin (Shadin Miniflow format) (to waypoint) - Page 16 To start the Set Up procedure, after power up, wait until the FS-450 completes its self test and is in the Automatic or Manual indexing mode. If in doubt, tap the STEP button a few times. Then follow the steps illustrated below. The display will then sequence as shown in the chart below.
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Page 17: Fuel Measurement Units, Fuel Capacity, Alarm Limits
You must do this manually. For example if you change from Gal. to Lbs., the tank capacity will be interpreted as 50 Lbs. rather than 50 gallons; the FS-450 will not convert 50 Gal to equivalent pounds. For Your Safe Flight Page 15... - Page 18 The FS-450 does not differentiate fuel flow between the main and auxiliary tanks; it tracks only total fuel in the aircraft.
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Page 19: Data Formats, Diagnostics
Section 7 - Data Formats, Diagnostics Navigation Data Input Formats Output of GPS; input to FS-450. The FS-450 automatically configures itself for one of three industry standard data formats: Format Baud rt NMEA-183 4,800 This is the format for most handheld GPS (Marine receivers. -
Page 20: Setting Gps-C Communications Output Format
Setting GPS-C Communications Output Format GPS-C Input to GPS; output of FS-450 No fuel data output Garmin (Shadin Miniflow format) (to waypoint) Allied Signal (format B) (to waypoint) Arnav/EI fuel data (to waypoint) Allied Signal (format C) (to waypoint) (Not used) -
Page 21: Rear Panel Connector Pin Assignments
Compatible with RS-232, TTL, RS-423, RS-422 SDA. Serial data format 8 data, 1 start, no parity. Baud rates: 1,200, 4,800, or 9,600 depending on the GPS data output format. The FS-450 automatically detects the GPS data output format and is independent of the GPS-C setting. -
Page 22: Technical Support
Limited Warranty J.P. Instruments, Inc. (JPI), warrants all parts in your new FS-450 to be free from defects in material and workmanship under normal use. Our obligation under this warranty is limited to repair or exchange of any defective part of this unit if the part is returned, shipping prepaid, within three years for electronics and one year for probes and transducers from the date of original purchase. -
Page 23: Index
Index Default alarm limits, 13 settings, 13 Defueling, 6 Accumulate, 12 Diagnostic total, 7 GPS interface messages, 18 Adding fuel, 5, 6 self test, 5 Adjusting Dim, 13 K-factor, 10 Display, dim level, 13 Alarm limits Displays, 2 factory defaults, 13 low fuel, 16 Alarms, 4 resetting, 4... - Page 24 Parameter indexing, 7 Personalizing, 8 Pilot programming, 8 alarm limits, 13 Pin assignments, connector, 19 Indexing, 4, 7 PPH, 8 Informing the FS-450 Product support, 20 startup fuel, 5 Prog Mode, 8 Intensity, display, 13 Programming, 8 alarm limits, 13...
- Page 25 Trip accumulate, 7 Tabs, 5 Tabs, tank, 16 Tanks, fuel Units, fuel measurement, 15 capacity, 6, 16 UPS, 13, 18 tabs, 6, 16 USD, 7, 8 Tapping a button, 3 Technical support, 20 Test, self, 5 Time to empty, 8 Warranty, 20 Top fuel tanks.
- Page 26 1640 LPH at K factor 29,000 1 LPH Fuel Remaining: 999.9 Gal 0.1 Gal 999 Lbs., L 1 Lb., L Fuel Used: 999.9 Gal. 0.1 Gal 9999 Lbs., L 1 Lb., L Time to Empty: 50 hours 1 minute Page 24 FS-450 Fuel Scan...
- Page 27 FS-450 Quick Reference Card Reset Alarm Totalize Fuel Used 1. Hold both STEP and AUTO Temporary reset (next 10 minutes): tap STEP. until you see: Reset for remainder of flight: hold STEP until the word immediately followed by: appears. Reset Fuel Used 2.
- Page 28 FS-450 Quick Reference Card Filled Tanks Added or Removed Fuel In flight do steps 1, 2, 3 first (on In flight do steps 1, 2, 3 first (on power up skip to step 4) power up skip to step 4) 1.
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