PETROSYSTEM Srl 07-13 Via Gaspare Spontini, 29/4 - 00043 Ciampino (Roma) – Italy Tel:+39 06 7932.1621 Fax:+39 06 7932.1160 Email: [email protected] web: www.petrosystem.it Unique features of the UniSig range include : ? UniSig can be fitted to most existing signaller bosses, for greater flexibility ? UniSig can be fitted to all sizes of pipeline over 2” in diameter, to meet just about all your requirements ? UniSig comes with mechanical/visual indicator, electrical indicator, or a combination of both, for maximum flexibility ? UniSig can be removed, serviced and replaced under full line pressure with specially designed removal tools, no need to shut down the line ? UniSig does not use dynamic seals, for low maintenance costs and emission controls ? UniSig Boss can be fitted to live pipelines using existing hot tapping system (subject to pressure limitations), so your pipeline can continue to operate ? UniSig offers the most competitive price in the market, to save your money! PIG SIGNALLERS For any pigging application at this price the signals couldn’t be better… Our technical department continues to drive pigging technology forwards with the all-new UniSig range of pig signallers Unisig range of pig signallers include : ? Unisig Boss ? Unisig Flange ? Unisig Valve UniSig range combines the best features of all recognised pig signalling systems with several new ones. It is the results of over 20 years experience in signaller design and manufacture, total awareness of current market requirements and a continuous development program.

PETROSYSTEM Srl 07-13 Via Gaspare Spontini, 29/4 - 00043 Ciampino (Roma) – Italy Tel:+39 06 7932.1621 Fax:+39 06 7932.1160 Email: [email protected] web: www.petrosystem.it TECHNICAL DATA Fig. 1a Welding Boss Mounted Fig. 1b Flanged Mounted Fig. 1c Ball Valve mounted on 11/2” nipolet Pipeline Features Size Above 2” Operating temperature -20 / +125 °C Unit operating pressure 0 – 3500 PSI (Class 1500) Product All product types e.g. crude oil, gas etc. UniSig Mounting Boss, flange and valve. Extended variants of each Indication Type Mechanical / visual and / or electrical Removal under pressure...