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Pressurements Set the Standard in Aero Engine Test Rig Calibration

Pressurements Set the Standard in Aero Engine Test Rig Calibration 0.025% of reading, traceable to National and International Pressure Standards, and comes complete with weights, Pressurements Set certificates, adaptors, spare fluid and spare seals. It is fitted with low pressure and high the Standard in Aero pressure pistons to give optimum accur­ acy over a wide range, and the pistons are separated to ensure maximum spin Engine Test Rig time and sensitivity. The pistons are both in the system and are automatically selected depending on the pressure Calibration required. The instrument which has the new slimline ivory look, is highly portable, accurate and is ideal for either laboratory or on site use. This model has an accuracy better CALEDONIAN Airmotive was estab­ Since installation the company have lished in 1978, and operates from a than 0.025% of reading and is traceable experienced no breakdowns. The pres­ purpose built facility at a prime location to National and International Standards. sure and vacuum operated tester is used near Prestwick International Airport, The model comes complete with weights, constantly both at 500 lbf/in2 and 30 Scotland. The factory employs 800 certificates, adaptors and spare seals. inches Hg respectively, and the Hydraulic Since the instrument has no liquid in the personnel and occupies 20 acres. Unit up to 10,000 lbf/in2 for 1 year. system it is completely oxygen safe. A member of the Airline Services Says David Gilchrist, manager of the Division of Ryder Systems Inc, Cale­ Designed for ultra sensitive low Gauge Room and Calibration Section: donian is a world leader in high quality pressure and vacuum calibration, it "Pressurements Deadweight Testers engine repair and overhaul. The com­ therefore offers two instruments for the are transportable and accurate, both price of one. pany's customers include British Airways, essential requirements in the Industry. Britannia, Continental Airlines, Aero- The pressure and vacuum pistons are Equally important the instruments reach mexico, Mexicana, and Canadian permanently mounted with a valve to the necessary standard of CAA and Airlines International. select the required piston. To avoid FAA (USA) requirements as a primary damaging the sensitive vacuum instru­ Caledonian Airmotive, seen to be pressure testing unit." ments by applying pressure, when the market leaders, consider the key to their Long term the Deadweight Testers vacuum piston is selected a poppet success in this field is the strong three will save money but for the moment cornered arrangements involving the valve is introduced to the system. If Caledonian Airmotive are pleased with wrongly pressured the poppet valve customer, the OEM manufacturer and the products all round performance, opens evacuating the system. Caledonian. ease of operation and high accuracy. One important area within the com­ pany is their Test Rig Section. Here b. Dual Piston Hydraulic Deadweight Pressurements Ltd., Unit 22, Apex Caledonian test all external components Tester Model M2200/3 with a range Business Centre, Boscombe, Dun­ of Aero Engines, for example fuel 2 to 10000 lbf/in2. stable, Bedfordshire LU5 4SB. Tel: pumps, main engine control systems, This also has an accuracy better than 0582 471535. including fuel flow transmitters and oil distribution pumps. It is essential that the test rig pressure gauges work to the utmost accuracy and therefore the instruments must be cali­ brated to a very high level, and have an accuracy that is traced back to N.P.L. standards. The company selected Pressurements Ltd of Dunstable to supply 2 Deadweight Testers for use in the Test Rig section. Their primary function being to calibrate banks of gauges in their accessories shop. These testers are also used throughout the factory in process areas, the maintenance section and the boiler house. In order to ensure that all the gauges in the factory can be calibrated, Cale­ donian Airmotive purchased two models. a. Dual Piston Pressure/Vacuum Dead­ weight Tester Model No T3500/3 with ranges 2 to 500 lbf/in2 pressure and 1 to 30 inHg vacuum. 6 AIRCRAFT ENGINEERING — January 1991 http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Aircraft Engineering and Aerospace Technology Emerald Publishing

Pressurements Set the Standard in Aero Engine Test Rig Calibration

Aircraft Engineering and Aerospace Technology , Volume 63 (1): 1 – Jan 1, 1991
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Publisher
Emerald Publishing
Copyright
Copyright © Emerald Group Publishing Limited
ISSN
0002-2667
DOI
10.1108/eb037046
Publisher site
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Abstract

0.025% of reading, traceable to National and International Pressure Standards, and comes complete with weights, Pressurements Set certificates, adaptors, spare fluid and spare seals. It is fitted with low pressure and high the Standard in Aero pressure pistons to give optimum accur­ acy over a wide range, and the pistons are separated to ensure maximum spin Engine Test Rig time and sensitivity. The pistons are both in the system and are automatically selected depending on the pressure Calibration required. The instrument which has the new slimline ivory look, is highly portable, accurate and is ideal for either laboratory or on site use. This model has an accuracy better CALEDONIAN Airmotive was estab­ Since installation the company have lished in 1978, and operates from a than 0.025% of reading and is traceable experienced no breakdowns. The pres­ purpose built facility at a prime location to National and International Standards. sure and vacuum operated tester is used near Prestwick International Airport, The model comes complete with weights, constantly both at 500 lbf/in2 and 30 Scotland. The factory employs 800 certificates, adaptors and spare seals. inches Hg respectively, and the Hydraulic Since the instrument has no liquid in the personnel and occupies 20 acres. Unit up to 10,000 lbf/in2 for 1 year. system it is completely oxygen safe. A member of the Airline Services Says David Gilchrist, manager of the Division of Ryder Systems Inc, Cale­ Designed for ultra sensitive low Gauge Room and Calibration Section: donian is a world leader in high quality pressure and vacuum calibration, it "Pressurements Deadweight Testers engine repair and overhaul. The com­ therefore offers two instruments for the are transportable and accurate, both price of one. pany's customers include British Airways, essential requirements in the Industry. Britannia, Continental Airlines, Aero- The pressure and vacuum pistons are Equally important the instruments reach mexico, Mexicana, and Canadian permanently mounted with a valve to the necessary standard of CAA and Airlines International. select the required piston. To avoid FAA (USA) requirements as a primary damaging the sensitive vacuum instru­ Caledonian Airmotive, seen to be pressure testing unit." ments by applying pressure, when the market leaders, consider the key to their Long term the Deadweight Testers vacuum piston is selected a poppet success in this field is the strong three will save money but for the moment cornered arrangements involving the valve is introduced to the system. If Caledonian Airmotive are pleased with wrongly pressured the poppet valve customer, the OEM manufacturer and the products all round performance, opens evacuating the system. Caledonian. ease of operation and high accuracy. One important area within the com­ pany is their Test Rig Section. Here b. Dual Piston Hydraulic Deadweight Pressurements Ltd., Unit 22, Apex Caledonian test all external components Tester Model M2200/3 with a range Business Centre, Boscombe, Dun­ of Aero Engines, for example fuel 2 to 10000 lbf/in2. stable, Bedfordshire LU5 4SB. Tel: pumps, main engine control systems, This also has an accuracy better than 0582 471535. including fuel flow transmitters and oil distribution pumps. It is essential that the test rig pressure gauges work to the utmost accuracy and therefore the instruments must be cali­ brated to a very high level, and have an accuracy that is traced back to N.P.L. standards. The company selected Pressurements Ltd of Dunstable to supply 2 Deadweight Testers for use in the Test Rig section. Their primary function being to calibrate banks of gauges in their accessories shop. These testers are also used throughout the factory in process areas, the maintenance section and the boiler house. In order to ensure that all the gauges in the factory can be calibrated, Cale­ donian Airmotive purchased two models. a. Dual Piston Pressure/Vacuum Dead­ weight Tester Model No T3500/3 with ranges 2 to 500 lbf/in2 pressure and 1 to 30 inHg vacuum. 6 AIRCRAFT ENGINEERING — January 1991

Journal

Aircraft Engineering and Aerospace Technology – Emerald Publishing

Published: Jan 1, 1991

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