Delta ASDA-B2 Series User Manual page 115

Chapter 6 Control Modes of Operation
Pulse Type

0: AB phase pulse (4x)
1: Clockwise (CW) and Counterclockwise (CCW) pulse
2: Pulse + symbol
Other settings: reserved
Filter Width

If the received frequency is much higher than the setting, it will be
regarded as the noise and filtered out.
Setting
Value
0
1
2
3
4
If the user uses 2 ~ 4 MHz input pulse, it is suggested to set the filter value to 4.
Note: When the signal is the high-speed pulse specification of 4 Mpps and the settings
value of the filter is 4, then the pulse will not be filtered.
6-4
Minimum Pulse Width
(Low-speed Filter
*note 1
Frequency )
600 ns (0.83 Mpps)
2.4 us (208 Kpps)
4.8 us (104 Kpps)
9.6 us (52 Kpps)
No Filter Function
Minimum Pulse Width
Setting
(High-speed Filter
Value
Frequency
0 150 ns (3.33 Mpps)
1 600 ns (0.83 Mpps)
2 1.2 us (416 Kpps)
3 2.4 us (208 Kpps)
4 No Filter Function
ASDA-B2
*note 1
)
Revision May, 2018