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High-speed Counters Section 5-1
CPU Units with 14 I/O Points 
Input terminal 
block
Default setting High-speed counter operation settings Origin searches
Word Bit Single-phase
(increment pulse input)
Two-phase (differential 
phases x4, up/down, or 
pulse/direction)
Origin searches 
enabled for pulse 
outputs 0 and 1
CIO 0 00 Normal input 0 High-speed counter 0 
(Increment)
High-speed counter 0 
(Phase A, Increment, or 
Count input)
---
01 Normal input 1 High-speed counter 1 
(Increment)
High-speed counter 0 
(Phase B, Decrement, or 
Direction input)
---
02 Normal input 2 High-speed counter 2 
(Increment)
High-speed counter 1 
(Phase A, Increment, or 
Count input)
Pulse output 0: 
Origin proximity input 
signal
03 Normal input 3 High-speed counter 3 
(Increment)
High-speed counter 1 
(Phase B, Decrement, or 
Direction input)
Pulse output 1: 
Origin proximity input 
signal
04 Normal input 4 High-speed counter 0 
(Phase Z or reset input)
High-speed counter 0 
(Phase Z or reset input)
---
05 Normal input 5 High-speed counter 1 
(Phase Z or reset input)
High-speed counter 1 
(Phase Z or reset input)
---
06 Normal input 6 High-speed counter 2 
(Phase Z or reset input)
--- Pulse output 0: 
Origin input signal
07 Normal input 7 High-speed counter 3 
(Phase Z or reset input)
--- Pulse output 1: 
Origin input signal