Pendulum CNT-90 Getting Started Manual Download Page 1

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G E T T I N G S T A R T E D

M A N U A L

Part No.:

Revision:

Date:

4031-600-90401
1
6 March, 2020

Timer/Counter/Analyzer

CNT-90, CNT-91, CNT-90/AN

Frequency Calibrator/Analyzer

CNT-91R

Microwave Counter/Analyzer

CNT-90XL

Reproduction and distribution of this technical manual
is authorized for United States Government purposes.

Summary of Contents for CNT-90

Page 1: ...rch 2020 Timer Counter Analyzer CNT 90 CNT 91 CNT 90 AN Frequency Calibrator Analyzer CNT 91R Microwave Counter Analyzer CNT 90XL Reproduction and distribution of this technical manual is authorized f...

Page 2: ...cription of Keys 3 3 Power 3 3 Select Function 3 3 Autoset Preset 3 3 Move Cursor 3 3 Enter 3 3 Exit OK 3 3 Cancel 3 3 Presentation Modes 3 4 VALUE 3 4 STAT PLOT 3 4 Remote 3 5 Hard Menu Keys 3 5 Inpu...

Page 3: ...al To ensure the correct and safe operation ofthe instrument it is essential that you follow generally accepted safety procedures in addition to the safety precautions specified in this manual The ins...

Page 4: ...available line voltage Fuse The secondary supply voltages are electronically protected against overload or short circuit The primary line voltage side is protected by a fuse located in the power suppl...

Page 5: ...Connector The address is set from the User Options Menu USB Connector A serial interface according to USB 2 0 12 Mb s provides a fast communication link to your PC Optional Main Input Connectors This...

Page 6: ...urown User Interface The fundamental idea has been to facilitate even complex measurements by a consistent interactive user interface that fully exploits the large graphic display The casual as well a...

Page 7: ...ress this key Exit OK This hard key performs the Save Exit operation Youwill confirm your selections by depressing the key and at the same time you will exit the current level and enter the next highe...

Page 8: ...or DC Impedance 50 Q or 1 MQ Attenuation 1x or 10x Trigger Manual or Auto always Auto 10 90 when measuring transition times Trigger Level If Manual has been selected the absolute level can be adjuste...

Page 9: ...measurement will stay on screen indefinitely A pending bus query will also wait indefinitely for a response unless the test system controller has enabled its own timeout Timeout Time Set the maximum t...

Page 10: ...e result will remain on the display until a new measurement is triggered by pressing the RESTART key The HOLD sign in the upper right corner of the screen indicates that no new measurements are taking...

Page 11: ...e measurement itself This is known asoffsetting In the following the direct unscaled result of the counter s measurement process will be referred to as X To set up the counter to display any deviation...

Page 12: ...NEG depending on whether you want to measure the positive or the negative pulse width Finish by selecting the input channel Jitter Measurements Statistics You can make statistical measurements such a...

Page 13: ...Phase Arel B benefit from having fixed trigger levels This is because a change in trigger level causes a change in the measured phase shift and Auto might change the trigger level between measurements...

Page 14: ...ance 1 s Activate the time out function by toggling the soft key Timeout to ON Disconnect the signal and check that the counter shows after one second Keep in mind that the value you select for this t...

Page 15: ...m UNITED STATES phone 1 866 644 1230 us office pendulum instruments com POLAND phone 48 58 681 8901 info pendulum instruments com Pendulum Instruments 2021 March 06 2020 CNT 90 Series rev 1 Specificat...