USS-6 Series 2

Matching unit USS-6 Series 2 in IV-500E equipment

USS-6 Series 2 is a matching and signal conditioning unit used in the IV-500E engine vibration monitoring system. It is installed between the MV-03-1 piezoelectric vibration sensor and the BE-9E Series 2 electronic processing unit. The device does not measure vibration by itself and does not generate cockpit warnings. Its job is to prepare the sensor signal so the electronic unit receives it at the correct level and in a usable form.

Signal conditioning through USS-6 Series 2

During operation, the MV-03-1 sensor converts engine vibration into an electrical signal. This signal comes from the engine area, where vibration, temperature changes and electrical noise are normal operating factors. USS-6 Series 2 performs matching, filtering and stabilization before the signal is sent to the BE-9E block. Without this intermediate unit, the processing block may receive a distorted or unstable input, which can affect warning accuracy.

USS-6 Series 2 in the IV-500E vibration chain

In the IV-500E set, two USS-6 Series 2 units are used, one for each engine channel. The full system also includes two MV-03-1 vibration sensors, the BE-9E Series 2 electronic unit, cockpit annunciator lights, test button and mounting elements. The sensors are installed on the engines, while the USS-6 units are placed inside the aircraft according to the factory installation scheme. In Mi-8 / Mi-17 installations, this is commonly linked with the cargo cabin overhead frame or avionics mounting area.

Aircraft application of USS-6 Series 2

USS-6 Series 2 is used on Mi-8 / Mi-17 family helicopters equipped with IV-500E vibration monitoring equipment, including Mi-8MT, Mi-8AMT, Mi-171 and Mi-171E variants. The unit is also applicable to similar multi-engine aircraft installations where IV-500E equipment is fitted. In service, it supports continuous vibration monitoring and helps maintain stable signal transfer from the engine-mounted sensor to the aircraft warning system.

Identification and ordering of USS-6 Series 2

Before ordering USS-6 Series 2, the marking should be checked against the IV-500E documentation, aircraft wiring drawings and installed equipment list. It is also useful to confirm whether one matching unit is required or a pair for the full aircraft system. For correct selection, provide the aircraft type, IV-500E set configuration, required quantity and photo of the nameplate if available. The product is also known under alternative designations USS-6, USS6, USS-6-2, УсС-6, УСС6 and 6Л2 series designations.

Product Type: Matching / signal conditioning unit
Function: Signal conditioning and matching for vibration sensors
Application / Where Used: Aircraft engine vibration monitoring systems
System / Installation Area: IV-500E vibration monitoring equipment
Compatible Aircraft / Equipment: Mi-8, Mi-17, Mi-8MT, Mi-8AMT, Mi-171, Mi-171E and similar aircraft fitted with IV-500E
Input Source: MV-03-1 piezoelectric vibration sensors
Output Destination: BE-9E Series 2 electronic processing block
Quantity in Set: 2 units per aircraft system
Installation: Cargo cabin overhead frame / avionics mounting area according to factory manual
Power Supply: Via IV-500E system wiring
Category: Aviation Technical Equipment
Precious Metals Content: Yes, according to factory passport
Condition: As applicable
Technical Documentation: Passport, wiring drawings

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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.