Coltraco Ltd designs and manufactures a specialised range of ultrasonic monitoring and preventative maintenance instrumentation used in the marine, fire protection, offshore petrochemical, industrial, process, defence, government and rail industries.which include:

• The Portalevel - Portable liquid level indicator for Carbon Dioxide, Halon and Halon replacement gaseous extinguishing systems
• The Portamarine - The Portamarine portable liquid level indicator enables operators to verify the contents of the vessels’ gaseous fire extinguishing systems filled with CO², Halon and FM-200 etc in situ.

OBEL-P-PRODUCTS of Denmark are manufacturers of the 668.2 Magnetic Field Tester which provides a rapid check of all electro-magnetic coil voltages - AC as well as DC - without the risk of interfering with electric circuitry. In addition, you can check DC coils to determine north and south pole, and it is also possible to find the polarity of permanent magnets. Obel-P-Products also produce the Aero-Check - electronic hygrometer; the Allrounder - all purpose tester; and the Daisy Check - for checking flat cables.

For more information on these products please contact us at Warsash Scientific.