Instruction Manual

www.ets-lindgren.com
iii
Table of Contents
Notes, Cautions, and Warnings ................................................ v
General Safety Considerations ................................................ v
1.0 Introduction .......................................................................... 7
General Description .................................................................................... 7
HI-2790B Calibration Comparison System Block Diagram .................. 8
ETS-Lindgren Product Information Bulletin ................................................. 9
2.0 Maintenance ....................................................................... 11
Replacing the Fuse ................................................................................... 11
Service Procedures .................................................................................. 12
Contacting ETS-Lindgren .................................................................. 12
Sending a Component for Service..................................................... 12
Calibration Services and Annual Calibration...................................... 12
3.0 Setup ................................................................................... 13
Connecting Components .......................................................................... 13
4.0 Operation ............................................................................ 15
Description of Controls .............................................................................. 15
Operation of Controls ................................................................................ 16
Error Messages ........................................................................................ 18
Establishing a Reference Field.................................................................. 19
Recording Data ......................................................................................... 21
Microwave Oven Survey Instrument Daily Ellipticity Check ....................... 22
Microwave Oven Survey Meter Calibration Comparison, 30-Day Check,
Initial Conditions ....................................................................................... 22
Calibration Comparison ............................................................................ 23
30-Day Comparison Requirements ........................................................... 24
5.0 Calibration Comparison Log 30-Day Check .................... 25
6.0 Calibration Comparison Log 2 dB Limitation Check ..... 29
7.0 HI-2790B Operational Log ................................................. 33
8.0 CDRH Section 8 Report Guidelines ................................. 35
8.1 Microwave Test Instruments (Type and Quantity) ............................... 35