Standby Engine Indicators


Unified range of standby engine indicators IRDX-X
Destination:
Measuring and indication of the main parameters of two aviation engines simultaneously.
Main technical characteristics:
- Measurement of input electrical signals of each engine from:
- Two speed sensors;
- One thermocouple;
- One parameter from Engine Control Unit in ARINC-429 form.
- Processing and displaying of 4 parameters of each engine on liquid-crystal display (LCD) in digital form.
Application in the aircrafts:
- Beriev - 200 (IRD1-1)
- Tupolev - 334 (IRD2-1)
- Tupolev - 204 (IRD2-2, IRD2-7)
- Tupolev - 214 (IRD2-2)

Standby engine indicator IRD1-2
Destination:
Receiving in code form and displaying of the main parameters of two aviation engines simultaneously.
Main technical characteristics:
- Receiving of code signals by ARINC-429 from electronic modules of each engine;
- Processing and displaying of the following parameters of each engine on liquid-crystal display (LCD) in digital form:
- Two rotor speed;
- Gas temperature behind the turbine;
- "Degree of pressure increase in compressor" parameter;
- Processing and displaying of 4 parameters of each engine on liquid-crystal display (LCD) in digital form.
Application in the aircrafts:
- Beriev - 200 (IRD1-2)

Standby engine indicator IRD3-1
Destination:
Measuring, monitoring and indication of the main parameters of two aviation engines simultaneously on a color liquid crystal display in graphical and digital form.
Main technical characteristics:
- Reception, measurement and conversion into physical values of signals from 4 speed sensors and 2 temperature sensors of "chromel-alumel" type;
- Receiving of code signals by ARINC-429 from electronic control units of engine;
- Tolerance checking of parameters of each engine;
- Display of parameters of each engine on liquid-crystal display with color identification in digital and graphic form;
- Output of information in the form of code signals by ARINC-429 to aircraft systems;
- Power supply from two independent aircraft power supply systems;
- Built-in monitoring system, which includes checking of engine sensors interacting with indicator.
Application in the aircrafts:
- Tupolev – 204CM