Proface LT3300 - 5.7 All-in-One HMI" - Manual (Page 37)

LT3000 Series Hardware Manual
2-10
‹ High-Speed Counter / Pulse Catch Input Specifications
DIO Standard Input/Output is used as a High-Speed Counter Input. The setup is done by the GP-Pro EX.
GP-Pro EX Reference Manual “Controlling External I/O”
Counter Pulse Catch
Input
DC24V Open Collector
DC24V Open Collector Single Phase
(4 points) 2 Phase
(1 point or 2 points)
Input Points
CT0 (IN0),
CT1 (IN2),
CT2 (IN4),
CT3 (IN6)
CT0 (IN0), CT1 (IN2)
(used as pair)
CT0: A Phase,
CT1: B Phase
CT2 (IN4), CT3 (IN6)
(used as pair)
CT2: A Phase,
CT3: B Phase
IN0, IN2,
IN4, IN6
Min. Pulse Width
(Pulse Input)
Count Speed (Rise,
Fall time)
⎯
Phase 1 Phase
90 degree phase
differential 2-phase
signal
1 phase + directional
signal
⎯
High Speed Count
Frequency
100Kpps 50Kpps ⎯
Count Edge
Designation
Available Not Available ⎯
Count Register 32 Bit UP/DOWN Counter ⎯
Counter Mode
Change
Set through software ⎯
Upper/Lower Limit
Setting
Not Available ⎯
Preload - Prestrobe Available ⎯
Marker Input
(Counter Value Clear)
None IN3, IN7 ⎯
SEE
10 µs
5 µs 5 µs
Input signal ON width
5 µs or more
t t
t = 1 µs or less (100kpps)