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Table of Contents
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Summary of Contents for Bartington PA1
- Page 1 Operation Manual for PA1 Power Amplifier...
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Page 2: Table Of Contents
6.2. Connecting to the Helmholtz Coils 6.3. Connecting to the CU1 Control Unit and/or CU2 Closed-Loop Module 8 6.3.1. Pin-Outs 6.4. PA1 Power Amplifier Connection to Mains Power 6.5. PA1 Power Amplifier Output Circuit Breakers 6.6. Cooling 7. Powering Sequence 8. -
Page 3: About This Manual
BARTINGTON INSTRUMENTS 1. About this Manual This manual provides the information necessary to help customers install and operate the PA1 Power Amplifier. The PA1 Power Amplifier is one component of Bartington Instruments’ One, Two or Three-Axis Helmholtz Coil System. This manual should therefore be read in conjunction with: • Compatible Helmholtz Coils Operation Manuals... -
Page 4: Safe Use
Should this occur, the power to the PA1 will be cut. In such event, it is advised to allow the unit to cool down before restarting it. To prevent the thermal cut-out from activating, the equipment should be used in a... -
Page 5: Pa1 Power Amplifier Features
A diagram showing the connection of these separate items into one system is given in Appendix The PA1 Power Amplifier is available in a number of variants to match the coil assembly it is being used with: • PA1-1X, PA-1Y, and PA1-1Z Single Axis versions • PA1-2XY, PA1-2YZ, and PA1-2XZ Two Axes versions... -
Page 6: Pa1 Power Amplifier Rear Panel
The PA1 is compatible to use with Bartington Instruments Helmholtz Coils HC1, HC2, HC9 and HC16). It is also suitable for use with Ferronato™ Helmholtz Coils BHC2000. The PA1 can also be connected to our CU1 Control Unit and/or CU2 Closed-Loop Module. -
Page 7: Pa1 Power Amplifier Operation
Power Amplifier. The PA1 Power Amplifier and the Helmholtz Coil must be connected before the PA1 is turned on. The supplied cable is plugged into the Output socket to the Helmholtz Coil on the rear of the PA1 Power Amplifier [13]. -
Page 8: Connecting To The Cu1 Control Unit And/Or Cu2 Closed-Loop Module
Figure 4. Zoom on PA1 Front Panel Input and Output The PA1 Power Amplifier is connected to the CU1 Control Unit via the current control input [2]. The current monitor output [4], located on the upper front panel of the PA1 Power Amplifier, is also connected to the CU1. -
Page 9: Pa1 Power Amplifier Connection To Mains Power
BARTINGTON INSTRUMENTS 6.4. PA1 Power Amplifier Connection to Mains Power Details of suitable power supply for the PA1 Power Amplifier are provided in the product brochure, with the supply beeing earthed/grounded. The supply from a standard wall outlet should be suitable in most countries. A compatible mains cable supplied with a UK 13A plug, an EU plug or bare ends can be specified at the time of ordering. -
Page 10: Powering Sequence
Before powering the system, you should ensure that all the connections between the Helmholtz Coil and the PA1, the PA1 and the CU1 and/or CU2 as well as the CU1 to a suitable National Instruments acquisition card (or PXI-system) are done. -
Page 11: System Calibration
Additional equipment required include a suitable magnetometer, and a mounting jig to position the magnetometer in the centre of the coils, with the sensor’s axes mechanically aligned to the axes of the Helmholtz Coil. A suitable magnetometer and mounting jig are both available from Bartington Instruments. Please contact sales@bartington.com for further information. -
Page 12: Scaling
Note: Do not overtighten the locking rings. 8.2. Scaling When supplied as a pair, the PA1 and Helmholtz Coil will have been factory set up. Description for the scaling adjustment procedure is available on request from Bartington Instruments - please contact sales@bartington.com. -
Page 13: Absolute Maximum Voltages And Ratings
10. Absolute Maximum Voltages and Ratings See the product brochure for the maximum voltages that may be applied to the PA1 Power Amplifier control input, and mains power inlet. Refer to the product brochure for this product’s maximum environmental, electrical and mechanical ratings. -
Page 14: Storage And Transport
BARTINGTON INSTRUMENTS 12. Storage and Transport The PA1 Power Amplifier is a precision electronic instrument and should be treated as such. Bartington Instruments has supplied this product in appropriate packaging for transportation. This packaging should be used for any future transport. -
Page 15: Appendix A: Connecting The Components Of The Helmholtz Coil System
Appendix A: Connecting the Components of the Helmholtz Coil System PXI CHASSIS Sensor Optional Connector 0 Connector 1 aux sensor if required Current Current Device Control Input Monitor Test Output Input Input Current Current Monitor Control Output Input © Bartington Instruments Page 15 of 17 OM3225/3... -
Page 16: Appendix B: Guidance For Connection To Mains Supply
NEUTRAL GREEN/YELLOW EARTH 4. It is essential that the control unit CU1 and the Power Amplifier PA1 are properly earthed at all times. 5. It is recommended that the mains to each unit is supplied via an appropriate mains fuse:-... -
Page 17: Bartington Instruments
The copyright of this document is the property of Bartington Instruments Ltd. Bartington® is a registered trade mark of Bartington Instruments Limited in the following countries: United Kingdom, Australia, Brazil, Canada, China, European Union, India, Japan, New Zealand, Norway...