Tegam 3550 - Page 5

Model 3550 Programmable LCR Meter Instruction Manual e
Table of Contents
IV OPERATING INSTRUCTIONS CONT’D...............................................................
Front Panel Description Cont’d ............................................................
Display C Measurement Panel ............................................................. 4-20
Table 4.4 – CV/CC Indicators .............................................................. 4-21
Display C ......................................................................................... 4-21
Enter Key......................................................................................... 4-21
Rear Panel Description ............................................................................ 4-22
Figure 4.3 – Rear Panel Layout............................................................ 4-22
Making Accurate Measurements ............................................................... 4-23
Connections to the Device Under Test .................................................. 4-23
3-Terminal Measurement.................................................................... 4-23
4 or 5-Terminal Measurements............................................................ 4-23
Test Fixture Selection ........................................................................ 4-24
Table 4.4 – Impedance and Frequency Limitations of Kelvin Klip Leads ..... 4-24
Table 4.5 – Impedance and Frequency Limitations of the SMD Test Fixture 4-25
Zero Corrections ............................................................................... 4-26
Table 4.6 – Zero Correction Limits ....................................................... 4-26
Figure 4.4 – Terminal Connections for Zero Correction............................ 4-27
Equivalent Circuits............................................................................. 4-28
Table 4.7 – Equivalent Circuit Relationships .......................................... 4-29
Operating the 3550 ................................................................................ 4-30
Preparation ...................................................................................... 4-30
How to Perform a Zero Correction........................................................ 4-30
Measuring L, C, and R ........................................................................ 4-31
Measuring |Z| and |Y|........................................................................ 4-33
Measuring D, Q, Rs, Rp, G, X, B, and LJ................................................. 4-34
The Comparator..................................................................................... 4-35
Important Notes for the Absolute and Comparator Functions ................... 4-35
Absolute Value Settings...................................................................... 4-36
Percent Value Settings ....................................................................... 4-37
Bin Operation ................................................................................... 4-39
Figure 4.5 – Sequenced Bin Sorting ..................................................... 4-39
Figure 4.6 – Nested Bin Sorting........................................................... 4-40
Outputting the Comparator’s Results.................................................... 4-41
Audible Buzzer Operation ................................................................... 4-41