Tegam 840A - Page 2

TABLE OF CONTENTS
General Information............................................................................... 2
Common Specifications......................................................................... 2
Unique Specifications............................................................................. 5
Features................................................................................................. 6
Manual Addenda.................................................................................... 6
Unpacking and Inspection ..................................................................... 7
Safety Information ................................................................................. 7
Safety Precautions................................................................................. 7
Battery Installation/Replacement............................................................ 9
Memory Backup.................................................................................... 10
Operation with Rechargeable Battery................................................... 10
Operating Instructions........................................................................... 10
1. Diagnostics and Error Messages........................................... 10
2. Initial Turn On......................................................................... 12
3. Meter Mode Operation (Thermocouple)................................. 13
4. Meter Mode Operation (RTD, Thermistor, Ohms).................. 13
5. Data Logging & Recall............................................................ 15
6. Calibrator Mode Operation (Thermocouples)......................... 17
7. Calibrator Mode Operation (RTD, Thermistor, Ohms)............ 18
8. Storage and Recall of Calibrator Settings............................... 20
9. Step Function........................................................................... 21
10. Ramp Function ........................................................................ 21
Service Information................................................................................. 23
1. Calibration Procedures............................................................ 23
2. Calibration Verification............................................................. 32
3. Mechanical Parts Diagram...................................................... 38
Warranty................................................................................................. 45
Limitation of Warranty............................................................................. 45
Statement of Calibration......................................................................... 45
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