Appendix C. EN 12668 Specifications
USM Go Operator’s Manual 149
Appendix C. EN 12668 Specifications
The EN 12668 specifications for the USM Go are listed in Table 2 below.
Table 2: EN 12668-1:2000 Specifications
Paragraph Parameter LSL Typ. USL Units Test Conditions
8.2 Timebase Stability Against Temperature -1 0 1 %FS/C After 30 minute warm-up
Amplitude Stability Against Temperature -5 0 5 %FS/C After 30 minute warm-up
9.3.2 Timebase Stability After Warm Up -1 0 1 %FS After 30 minute warm-up
Amplitude Stability After Warm Up -2 1 2 %FS After 30 minute warm-up
9.3.3 Timebase Display Jitter -1 0 1 %FS After 30 minute warm-up
Amplitude Display Jitter -2 1 2 %FS After 30 minute warm-up
9.3.4 Timebase Stability Against Voltage Variation -1 0 1 %FS
Amplitude Stability Against Voltage Variation -2 0 2 %FS
8.3.2 Pulse Repetition Frequency Error -20 0 20 % Err
8.3.3 Pulser Output Impedance <50 Ohm
8.3.4 *Pulser Spectrum See Chart
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