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EGT-100 Exhaust Gas Temperature Indicator 

Page 11 of 11

 

 

Aerospace Logic Inc. 

3150 Ridgeway Drive, Unit #43, Mississauga, Ontario, L5L 5R5, CANADA 

Tel. (905) 569-3887 | Fax. (416) 352-5854 | Email. sales@aerospacelogic.com 

www.aerospacelogic.com 

EGT-100 Operations & Installation Manual – Ver. 1.9 – June 5, 2003 

 

7.   EGT-100 Specifications

 

 
Dimensions

 

Fits standard 2.25” mounting hole 

 

2.45” X 2.45” X 1.6” 

 

2” viewing area 

 

Weight: 10oz (4 cyl.) / 13oz (6 cyl.) 

 

Display 

 

Custom design color bar display 

 

Multi-color sunlight visible 

 

InGaAIPGaN LED technology 

 

100,000 hours operating life 

 

Analog and digital readout of temperatures 

 

Maximum Ranges 

 

0ºF – 1900ºF. Displays 200ºF – 1900ºF as 
actual temperature and 0ºF – 199ºF as 
“COLD” 

 

Voltmeter: 6.0v to 32v (optional) 

 

Accuracy 

 

1% of range per TSO (SAE AS8005 Class 
IIa instrument classification) 

 

Voltmeter: 1/10 Volt over full operating 
range 

 

Safety 

 

Color coded temperature values 

 

Visual high temperature alarms for each 
cylinder 

 

Dual processor monitoring with one second 
error shutoff 

 

Internal over temperature shutoff 

 

Floating point mathematical compensation 
for thermocouple sensor linearity 

 

Minimum 256 times measurement 
validation before display 

 

Operating Temperature 

 

-15ºC to +55ºC 

 

5ºF to 131ºF 

 

Power Consumption 

 

370mA Max (daytime operation)  

 

50mA Min (nighttime operation) 

 

Display Units 

 

ºF – temperature 

 

Volts – voltmeter (optional) 

 

Display Pages/Functions 

 

AUTO – automatically select and display 
hottest cylinder. One second scan rate for 
4/6 cylinders 

 

STEP – sequentially step through each 
cylinder with five second intervals 

 

1 – 4/6 – manually select and display any 
cylinder information 

 

High limit alarms (visual) 

 

Integrated voltmeter (optional) 

 

Two brightness selection pages (internal 
intensity selection) 

 

Intensity Control 

 

Programmable user option 

 

External using rheostat type dimmer 

 

Internal selection programmable from the 
front panel 

 

256 level of brightness 

 

Linearity 

 

Mathematical compensation over the full 
operating range 

 

Operating Voltage 

 6V-32V 

DC 

 

Thermocouples Supported 

 

ONLY TSO’d thermocouples that possess the 

following characteristics: 

 

Recommended type Westach series 713 EGT 
probes. 

 

Type K with outputs as listed: 

 

200ºF – 2.87mV 

 

400ºF – 7.36mV 

 

800ºF – 16.58mV 

 

1000ºF – 21.31mV 

 

1200ºF – 26.03mV 

 

1400ºF – 30.70mV 

 

1500ºF – 32.90mV 

 

1600ºF – 35.24mV 

 

1800ºF – 39.67mV 

 

 

All specification subject to change 

© 2002-2003 Aerospace Logic Inc. 

 

Summary of Contents for EGT-100 Series

Page 1: ...0 Exhaust Gas Temperature Indicator This instrument is a complex precision instrument manufactured to exceed Airborne Equipment Standards DO 160D DO 178B and TSO C43c standards In order for your instr...

Page 2: ...ensure that it is functioning correctly In turn the main processor validates the independent monitoring processor Any failure detected in either processor and your instrument display will be shut down...

Page 3: ...ure proper operation The instrument has been software calibrated and never needs recalibration provided no wiring modifications are made at installation time Now connect the supply and dimmer wiring T...

Page 4: ...e purchased a complete instrument and probe kit appropriate connectors for interconnection of the signal wires and probe leads are provided If you have purchased only the instrument NO connectors are...

Page 5: ...Page 5 of 11 Aerospace Logic Inc 3150 Ridgeway Drive Unit 43 Mississauga Ontario L5L 5R5 CANADA Tel 905 569 3887 Fax 416 352 5854 Email sales aerospacelogic com www aerospacelogic com EGT 100 Operatio...

Page 6: ...the setup mode the display bar will remain blank The CYL digit and the four digit display shows the parameter value and type as per the enclosed instructions In order to set the manufacturer specified...

Page 7: ...ch once to the S position and release The low limit will now be saved and applied to all cylinders The display will move to the next parameter H High Temperature Limit Set The high temperature limit s...

Page 8: ...splay the STEP message for approximately five seconds before starting the step process Once started it will step through all cylinders When the last is reached it will revert back to the first 1 Displ...

Page 9: ...nt and should be used during leaning and normal operations Leaning in the automatic mode ensures that no cylinder is overheated during the process If the instrument is switched from the automatic mode...

Page 10: ...Section Thermocouple Signal Wire Junction Where possible plan the installation such that the junction between the thermocouple and signal wire takes place on the cockpit side of the firewall If this i...

Page 11: ...for thermocouple sensor linearity Minimum 256 times measurement validation before display Operating Temperature 15 C to 55 C 5 F to 131 F Power Consumption 370mA Max daytime operation 50mA Min nightt...

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