1
DS-520 SERIES OPERATING MANUAL
INDEX
SECTION PAGE
NUMBER
1.0 GENERAL 2-3
1.1. Features 2
1.2. Keyboard & Display Layout 2
1.3. Key Switch Information 3
1.4. Indicator Lamp Information 3
2.0 SPECIFICATIONS 4
2.1 Technical Specifications 4
3.0 INSTALLATION 5-6
3.1 Un-packing 5
3.2 Inspection 5
3.3 Re-packing 5
3.4 Un-locking Procedure 5-6
4.0 DS-520 OPERATIONAL PROCEDURES 7-8
4.1. Power On/Off 7
4.2. Automatic Shut Off 7
4.3. Re-zero 8
4.4. Tare Reduction 8
5.0 MAINTENANCE MODE 9-12
5.1. Spec Entry 9
5.2. Spec Entry and Span Adjustment 9-10
5.3. Internal Count and A/D Count Display 10
5.4. Spec List 11
5.5. Error Messages 11
5.6. Maintenance, Calibration, Test Procedures & Service 12