iDect FC6A series, User Manual

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5: F
UNCTIONS AND
S
ETTINGS
5-14 FC6A S
ERIES
M
ICRO
S
MART
A
LL
-
IN
-O
NE
T
YPE
U
SER
’
S
M
ANUAL
FC9Y-B1722
High-speed Counter External Inputs
The FC6A Series MicroSmart can use a maximum of six single-phase high-speed counters and a maximum of two two-phase high-
speed counters.
Single-phase high-speed counter
*1 If I2 and/or I5 are not used as clear inputs, they can be used as normal inputs.
*2 If Group 1 and Group 5 are used as
Up/Down Selection Reversible Counter , use Group 2 as Group 1 input (up/down selection input) and
use Group 6 as Group 5 input (up/down selection input).
*3 If Group 1 and Group 5 are used as Dual-Pulse Reversible Counter , use Group 2 as Group 1 input (pulse input) and use Group 6 as Group 5
input (pulse input).
Two-phase high-speed counter
External inputs I0/I1 (Group 1-2) and I6/I7 (Group 5-6) can be used as two-phase high-speed counters.
External inputs I2 and I5 can be used as clear inputs for Group 1-2 and Group 5-6.
*1 If I2 and/or I5 are not used as clear inputs, they can be used as normal inputs.
Group 1 2 3 4 5 6
External Input I2 I0 I1 I3 I4 I5 I6 I7
Adding Counter Clear input
*1
Pulse input Pulse input Pulse input Pulse input Clear input
*1
Pulse input Pulse input
Up/Down
Selection
Reversible
Counter
Clear input
*1
Pulse input
Up/down
selection
input
*2
— — Clear input
*1
Pulse input
Up/down
selection
input
*2
Dual-pulse
Reversible
Counter
Clear input
*1
Pulse input
(up)
Pulse input
(down)
*3
— — Clear input
*1
Pulse input
(up)
Pulse input
(down)
*3
Group 1 2 3 4 5 6
External Input I2 I0 I1 I3 I4 I5 I6 I7
Two-phase
High-speed
Counter
Clear input
(Z-phase)
*1
Pulse input
(A-phase)
Pulse input
(B-phase)
— —
Clear input
(Z-phase)
*1
Pulse input
(A-phase)
Pulse input
(B-phase)