Omron CQM1H - 08-2005 - High-Speed Counters

35
Functions Listed by Purpose Section 1-4
1-4-1 High-speed Counters
System Configurations Supporting High-speed Counters
CPU Unit/
Board
Name No. of
counters
Max. counting rate for each input mode
Differential
Phase
Pulse +
Direction
Up/Down Incrementing Decrementing
CPU Unit: Input
interrupts
(Counter
Mode)
Input interrupts
(Counter Mode)
4 --- --- --- --- 1 kHz
CPU Unit:
Built-in
high-speed
counter
High-speed
counter 0
1 2.5 kHz --- --- 5 kHz ---
High-speed
Counter Board
High-speed
counters 1, 2, 3,
and 4
425 kHz or
250 kHz;
multiplication
factor: 1/2/4
50 kHz or
500 kHz
50 kHz or
500 kHz
--- ---
Pulse I/O
Board
High-speed
counters 1 and 2
2 25 kHz 50 kHz 50 kHz --- ---
System configuration Unit/Board Function Input modes and
max. counting rate
No. of
counters
Configuration A
(13 counters total)
CPU Unit Decrementing counters
for input interrupts
(Counter Mode)
Decrementing counter: 1 kHz 4
High-speed counter 0
for built-in inputs
(IR 00004 to IR 00006)
Differential Phase Mode: 2.5 kHz
Incrementing Mode: 5 kHz
1
High-speed Counter
Board (mounted in
slot 1)
High-speed counters 1,
2, 3 and 4
Differential Phase Mode
(multiplication factor: 1/2/4):
25 kHz or 250 kHz, Pulse and
Direction Mode, Up/Down Mode:
50 kHz or 500 kHz
4
High-speed Counter
Board (mounted in
slot 2)
High-speed counters 1,
2, 3 and 4
Differential Phase Mode
(multiplication factor: 1/2/4):
25 kHz or 250 kHz, Pulse and
Direction Mode, Up/Down Mode:
50 kHz or 500 kHz
4
Configuration B
(11 counters total)
CPU Unit Decrementing counters
for input interrupts
(Counter Mode)
Decrementing count: 1 kHz 4
High-speed counter 0
for built-in inputs
(IR 00004 to IR 00006)
Differential Phase Mode: 2.5 kHz
Incrementing Mode: 5 kHz
1
High-speed Counter
Board (mounted in
slot 1)
High-speed counters 1,
2, 3 and 4
Differential Phase Mode
(multiplication factor: 1/2/4):
25 kHz or 250 kHz, Pulse and
Direction Mode, Up/Down Mode:
50 kHz or 500 kHz
4
High-speed Counter
Board (mounted in
slot 2)
High-speed counters 1
and 2
Differential Phase Mode: 25 kHz
Pulse and Direction Mode, Up/
Down Mode 50 kHz
2