Tabor Electronics 5251, Руководство пользователя

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5
Performance Checks
Test Procedures
5-15
6. Configure the 5251, channel 1 only, as follows:
SCLK: 200 MS/s
Waveform: Arbitrary
Run Mode:
Triggered
Trigger Level 0 V
Trigger Delay: On
Delay: As required for the test
Amplitude: 5 V
Trigger Source: External
Output: On
Test Procedure:
1. Perform trigger delay tests using Tables 16
Table Chapter 5-16, Trigger Delay Tests
5251 Delay Setting Error Limits Counter Reading Pass Fail
1
μ
s 1
μ
s
±
150 ns
1 ms 1 ms
±
50 ns
1 s
1 s
±
50 ms
Re-trigger
Characteristics
Equipment: Counter, ArbConnection
Preparation:
1. Configure the counter as follows:
Function: Pulse Width Measurement
Ch A Slope: Negative
2. Connect the counter channel A to the 5251 output
3. Using ArbConnection prepare and download the following
waveform:
Wavelength: 100 points
Waveform: Pulse, Delay = 0.1, Rise/Fall = 0, High Time
= 99.99
4. Configure the 5251 as follows:
SCLK 200 MS/s
Waveform: Arbitrary
Amplitude: 5
V
Run Mode: Triggered
Trigger Level 0 V
Re-trigger: On
Re-trigger Delay: As required by the test
Trigger Source: Bus
Output: On
Test Procedure:
1. Manually trigger the instrument
2. Perform trigger delay tests using Tables 17