Omron CJ1W-CT021 Operation Manual page 185

Speed Control
Saw Blade [ Hz]
5000 H z
(O0 and O1 are ON )
(O0 and O1 are OFF )
Rate Range Data
Output O0 and the slow speed indicator is controlled by Digital Output O1 of the
High-speed Counter Unit.
Speed
Conveyor Speed:
Fast
Irregularity passes saw blade
Conveyor
Speed
Slow
Fast
In order to use Counter 1 for Rate Measurement its Time-Window has been set to
1 second (=1000 ms). Rate Range 0 is used to detect frequencies that are above
the critical speed and Rate Range 1 used to detect frequencies that are below the
critical speed:
Rate Range Lower Rate Range
0
1
Conveyor Speed:
Slow Slow Fast
Upper Rate Range
Limit Limit
5000 2,147,483,647
0 4999
Section 6-5
High frequencies are
detected by Rate Range 0
Critical speed
Low frequencies are
detected by Rate Range 1
Time
Time
Outputs ON
0, 1 (OFF)
0, 1 (ON)
165