Time Electronics 1021, Technical Manual, Page: 2 / 14

2
1021 Technical Manual 2
C ontents
1.
Introduction ........................................................................................................ 3
1.1. General Description ............................................................................................ 3
1.2. Specifications ..................................................................................................... 4
2.
C ontrols .............................................................................................................. 5
3.
Operation ............................................................................................................ 7
3.1. Preliminaries ....................................................................................................... 7
3.2. Normal Operation ............................................................................................... 7
3.3. Measurement of Current .................................................................................... 7
3.4. Voltage Compliance Adjustment - V O/P ...................................................... 7
3.5. Overload Conditions .......................................................................................... 7
3.6. Battery Recharging ............................................................................................. 7
4.
E lectrical Nois e P ick-Up .................................................................................... 8
5.
C ircuit Des cription ............................................................................................. 9
5.1. Power Supply ...................................................................................................... 9
5.2. Mains Recharger ................................................................................................. 9
5.3. Circuit Module and Range Switch ..................................................................... 9
6.
Maintenance and R epair .................................................................................. 10
6.1. Maintenance ...................................................................................................... 10
6.2. Repair ................................................................................................................ 10
7.
R ecalibration .................................................................................................... 11
7.1. Calibration Procedure ...................................................................................... 12
7.2. Linearity ............................................................................................................ 13
8.
G uarantee & S ervicing ..................................................................................... 14
All Time Electronics' instruments are subject to continuous development and improvement and in
consequence may incorporate minor detail changes from the information contained herein.