Figure 6 - 2-Phase, 1-Multiplication Operation Mode; Figure 7 - 2-Phase, 2-Multiplication Operation Mode - Honeywell 2MLF-HO2A User Manual

2. Specifications
2.4. Counter Functions
Figure 6 – 2-Phase, 1-Multiplication Operation Mode
2-phase, 2-multiplication operation mode: The counter counts A-phase
b)
input pulse at rising and falling edges respectively.
If A-phase input precedes B-phase input pulse, up count operation starts at the
−
rising and falling edge of A-phase pulse input.
If B-phase input precedes A-phase input pulse, down count operation starts at the
−
rising and falling edge of A-phase input pulse.
Up/Down count
classification
A-phase input pulse
precedes B
B-phase input pulse
precedes A
Figure 7 – 2-Phase, 2-Multiplication Operation Mode
38 2MLF-HO2A, 2MLF-HD2A High Speed Counter Module User's Guide
A-Phase input pulse rising
Up count
Down count
Honeywell
A-Phase input pulse falling
Up count
Down count
May 2010
R200