IV-500E Series 2

Engine vibration monitoring equipment IV-500E Series 2

The IV-500E Series 2 is an aircraft vibration monitoring system used for continuous control of engine vibration velocity. It is installed as part of onboard safety and monitoring instrumentation on twin-engine aircraft and helicopters. The system tracks vibration in the engine installation area and warns the crew when vibration reaches preset limits. It is not a balancing device and does not correct vibration by itself. Its role is detection, cockpit warning and signal output to related aircraft circuits.

Vibration detection through IV-500E Series 2

During operation, the IV-500E Series 2 receives signals from piezoelectric vibration sensors mounted on the engines. These sensors convert mechanical vibration into electrical signals. The signals then pass through matching units and go to the electronic processing block, where they are compared with warning thresholds. The system uses two levels of warning: a yellow caution level for early crew awareness and a red shutdown warning level for a dangerous vibration condition. This helps the crew react before vibration becomes a serious engine safety issue.

Set composition of IV-500E Series 2

The IV-500E Series 2 set includes two MV-03-1 piezoelectric vibration sensors, two USS-6 Series 2 matching units, the BE-9E Series 2 electronic unit, a mounting base, cockpit annunciator lights and a test pushbutton. The sensors are installed on the engines. The matching units and electronic block are placed according to the aircraft layout, often in the cargo cabin or equipment area, while the warning lights and test control are located in the cockpit. These blocks work together as one vibration detection loop.

Aircraft use of IV-500E Series 2

The IV-500E Series 2 is intended for twin-engine aircraft and helicopters where engine vibration must be monitored during operation. It is associated with Mi-series helicopters and Antonov aircraft platforms equipped with suitable engine monitoring and cockpit annunciation systems. The measured frequency band is selected for vibration patterns typical of mechanical imbalance, bearing wear, rotor defects or early compressor instability. The exact installation depends on the aircraft type, engine installation and wiring diagram.

Identification and ordering of IV-500E Series 2

Before ordering IV-500E Series 2 equipment, it is important to confirm whether a complete set is required or only one of its blocks, such as an MV-03-1 sensor, USS-6 matching unit or BE-9E electronic unit. The set should be matched with the aircraft wiring and installation scheme. For correct selection, provide the aircraft type, installed system marking, required component list and available photos of nameplates. The product is also known under alternative designations IV-500E, IV500E, IV-500E-2, ИВ-500Е and ИВ500Е.

Product Type: Vibration monitoring equipment set
Function: Continuous monitoring of engine vibration velocity and cockpit warning output
Application / Where Used: Engine health monitoring and cockpit warning annunciation systems
System / Installation Area: Engine vibration monitoring system
Compatible Aircraft / Equipment: Twin-engine aircraft and helicopters, including Mi-series and Antonov platforms depending on installation
Measured Vibration Band: 190–340 Hz
Caution Threshold: 45 mm/s, yellow annunciator
Shutdown Warning Threshold: 60 mm/s, red annunciator
Power Supply: 115 V AC, 400 Hz
Time to Readiness: ≤ 3 min after power-on
Set Composition: 2 × MV-03-1 piezo sensors; 2 × USS-6 Series 2 matching units; BE-9E Series 2 electronic unit; mounting base; cockpit annunciator lights; test pushbutton
Installation: Sensors on engines; units in cargo cabin / equipment area and cockpit depending on aircraft layout
Condition: As applicable
Technical Documentation: Passport, wiring diagram and installation scheme

All shipments are carried out from our international warehouse in Dubai (UAE), as well as from our partners’ remote warehouses.

In Stock — items available in stock at the Dubai warehouse are dispatched within 5–10 business days after receiving 100% prepayment.

Remote Stock — items available at our partners’ remote warehouses are supplied within an average of 30–45 business days after receiving 100% prepayment.

Pre-Order — made-to-order products are manufactured and delivered within an average of 45–60 business days. Payment terms: 50% advance payment to start production, with the remaining 50% paid before dispatch from the Dubai warehouse after full readiness for shipment.

Returns & Changes (Restocking Fee)
For selected items, a RESTOCKING FEE of 10% may apply in case of return, order cancellation, or changes to the order specifications. This condition applies only to certain products and is confirmed at the order approval stage.

Warranty
All products are covered by a standard 6-month warranty.
Extended warranty is available upon request and is agreed individually; it may affect the final product price.