Advent Optical-Contact Tachometers

Advent Optical-Contact Tachometers

Unique Inverting Display

The Advent range of handheld tachometers features a unique inverting display to aid access to difficult applications. Designed and manufactured within the UK by Compact Instruments Ltd, the tachometers offer maximum versatility, accessibility, and readability. The range of slimline LCD laser and conventional optical-contact tachometers is produced in an ergonomically designed housing for easy of use and comfort in the hand.


The range of five models is designed to suit every application, budget and features laser versions of the Advent range, special models for condition monitoring and datalogging application. In addition, there are models designed specifically for internal combustion engine speed testing in the small engine market, they can also be used in most engine applications. The adaptable advent range is suitable for industrial engineering, educational and scientific application requirements.

Compact Instruments Advent Handheld Tachometers

Hazardous Operating Conditions

The A2109 allows use in a wide range of hazardous environments in petrochemical, Gas and volatile materials processing industries, the A2109 Advent Tachometers have comprehensive operational features providing the user with the ultimate in Optical-Contact speed monitoring not previously possible under certain hazardous operating conditions.

Compact Instruments A2109/LSR/002 Intrinsically Safe Optical Contact Tachometer Pulse Output

UK Designed & Manufactured

Compact Instruments Ltd believes that its market expects a continually improving service. The Company aim to continually improve the service we provide to meet our client’s requirements and to produce finished work that we can justifiably be proud of.

Outstanding Quality

The very nature of accurate application demands the highest level of product quality and quality control. We go above and beyond to ensure our products are first and foremost, suitable, and safe for their application, but also industry leading in their reliability, design and performance. Designed and manufactured in the UK having a central production facility makes quality control easier and allows Compact Instruments Ltd to ensure that every product meets our high standards. Compact Instruments Ltd has been ISO9001 and ISO14001 certified since 1999.

Compact Instruments A2100/01 – Advent Contact Adaptor