Time Electronics 1024 DC Current Calibrator - Manual (Page 2)

2
1024 Technical Manual 2
C ontents
1. Introduction
............................................................................................................ 3
1.1. General Description ................................................................................................ 3
1.2. Specifications ......................................................................................................... 4
2. Operation
................................................................................................................ 5
2.1. Front Panel Controls .............................................................................................. 5
2.2. Operating Procedures and Precautions ................................................................ 7
2.2.1. Normal Operation ......................................................................................................... 7
2.2.2. Overload conditions ...................................................................................................... 7
2.3. Output Noise ........................................................................................................... 7
2.4. Mains Power Unit .................................................................................................... 9
2.4.1. Type PU2 ...................................................................................................................... 9
2.4.2. Constructional details PU2 ........................................................................................... 9
2.4.3. 240V to 110V conversion ............................................................................................. 9
3. Constructional Layout Details
............................................................................ 10
3.1. Chopper amplifier module ....................................................................................10
3.1.1. Description .................................................................................................................. 10
3.1.2. Module replacement ................................................................................................... 10
4. Recalibration
........................................................................................................ 11
4.1. Repairs ...................................................................................................................11
4.2. Recalibration ..........................................................................................................11
4.2.1. Calibration Procedure ................................................................................................. 12
4.2.2. Linearity ...................................................................................................................... 12
5. Guarantee & Servicing
......................................................................................... 13
All Time Electronics' instruments are subject to continuous development and improvement and in
consequence may incorporate minor detail changes from the information contained herein.