122-28176 Parallax Inc, 122-28176 Datasheet - Page 136

• Manufacturer Part Number: 122-28176
• Description: GUIDE STUDENT PROCESS CONTROL
• Manufacturer: Parallax Inc

Specifications of 122-28176

• Accessory Type: Manual
• Product: Microcontroller Accessories
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With/related Products: Propeller Education (PE) Kit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Contains lead / RoHS non-compliant

Time
1000
5000
100
Challenge4-6: Analyzing a Waveform
50
√
Count
2 Cycles/Revolution
Figure 4-24 is a waveform capture of an encoder with the time base set at
1 ms/Div. From this waveform determine:
o
o
o
Table 4-4: Tachometer Resolution with Different Encoders
RPM
Period (ms): _____________
Cycles/Second (Hz): ______________
Encoder Wheel used (assume 8040 RPM): ___________
Res.
Count
4 Cycles/Revolution
RPM
Res.
Count
6 Cycles/Revolution
RPM
Res.
Figure 4-24
Waveform capture at
1 ms/Div
Count
8 Cycles/Revolution
RPM
Res.