1
Calibration Procedures
Performance Verification Tests
30
U1270 Series Service Guide
LPF
While the rotary
switch is in the
position, press the
key
once.
3 V
3 V, 20 Hz
-
±0.0325 V
3 V, 45 Hz
±0.0230 V
±0.0200 V
3 V, 65 Hz
±0.0230 V
±0.0200 V
2.7 V, 430 Hz
±0.1375 V
±0.1375 V
3
Frequency
While the
rotary switch is in the
position, press the
key
once.
9.9999 kHz
1.0000 kHz, 0.096 V
±0.0005 kHz
±0.0005 kHz
4
Duty cycle
While the
rotary switch is in the
position, press the
key
twice.
99.99%
50%, 100 Hz,
3 Vpp square wave
±0.3%
±0.3%
5
ACmV
Turn the rotary
switch to the
position.
30 mV
30 mV, 20 Hz
-
±0.235 mV
30 mV, 45 Hz
-
±0.200 mV
30 mV, 65 Hz
-
±0.200 mV
30 mV, 1 kHz
-
±0.235 mV
30 mV, 5 kHz
-
±0.325 mV
30 mV, 20 kHz
-
±0.340 mV
30 mV, 100 kHz
-
±1.090 mV
300 mV
300 mV, 20 Hz
-
±2.35 mV
300 mV, 45 Hz
±2.30 mV
±2.00 mV
300 mV, 65 Hz
±2.30 mV
±2.00 mV
300 mV, 1 kHz
±3.25 mV
±2.35 mV
300 mV, 5 kHz
±6.25 mV
±3.25 mV
300 mV, 20 kHz
±6.40 mV
±3.40 mV
300 mV, 100 kHz
-
±10.90 mV
Table 1-2
Performance verification tests (continued)
Step
Test function
Range
5520 output
Error from nominal 1 year
U1271A
U1272A/
U1273A/U1273AX
Shift
View
Esc
Hz % ms
Log
Hz % ms
Log
Содержание U1270 Series
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Страница 55: ...Service and Maintenance 2 Checking the Fuse U1270 Series Service Guide 55 Figure 2 1 Testing Fuse 1 Smart Smart...
Страница 56: ...2 Service and Maintenance Checking the Fuse 56 U1270 Series Service Guide Figure 2 2 Testing Fuse 2 Smart Smart...
Страница 58: ...2 Service and Maintenance Fuse Replacement 58 U1270 Series Service Guide Figure 2 3 Replacing Fuse 1 1 2 3...
Страница 59: ...Service and Maintenance 2 Fuse Replacement U1270 Series Service Guide 59 Figure 2 4 Replacing Fuse 2 1 2 3...