Mitsubishi Electronics FX5 Manual Do Utilizador
126
19 BUILT-IN I/O FUNCTION
19.1 High-speed Counter Function
19.1 High-speed Counter Function
High-speed counter (pulse density measurement mode)
The pulse density measurement mode for high-speed counters is explained below.
When in pulse density measurement mode, pulse is counted from count input of the high-speed counter, and the number of
pulses for a specified amount of time is automatically counted.
Set operation mode to pulse density measurement mode by high-speed counter parameter setting.
Sets detailed settings for channel used.
When in pulse density measurement mode, pulse is counted from count input of the high-speed counter, and the number of
pulses for a specified amount of time is automatically counted.
Set operation mode to pulse density measurement mode by high-speed counter parameter setting.
Sets detailed settings for channel used.
Navigation window [Parameter] [FX5UCPU] [Module Parameter] [High Speed I/O] “Input Function" “High
Speed counter" "Detail Setting" “Basic Settings"
Speed counter" "Detail Setting" “Basic Settings"
Window
Displayed items
Item
Description
Setting range
Default
Use/Not Use
Set whether use counter or not.
• Disable
• Enable
• Enable
Disable
Operation Mode
Set operation mode.
• Normal Mode
• Pulse Density
• Pulse Density
Assumption Mode
• Rotation Speed
Measurement Mode
Pulse Input Mode
Set pulse input mode.
• 1-Phase 1 Input (S/W
Up/Down Switch)
• 1-Phase 1 Input (H/W
Up/Down Switch)
• 1 Phase 2 Input
• 2 Phase 1 Multiple
• 2 Phase 2 Multiple
• 2 Phase 4 Multiple
• Internal Clock (1MHz)
• 2 Phase 1 Multiple
• 2 Phase 2 Multiple
• 2 Phase 4 Multiple
• Internal Clock (1MHz)