Pulse counting products and their max rate

Part#	Default Counting Speed	Additional Configuration Options
A8332	10Hz	-
A8812 I/O	10Hz	-
A7810	10Hz	50, 100Hz
A8911	10Hz	50, 100Hz
R9120	10Hz	50, 100, 250Hz

Pulse signals must be 50% duty cycle at the rated counting speed