Advantech ADAM-5511 Manual page 92

ADAM-5080 is a 4-channel counter/frequency module designed to be
implemented within the following Advantech ADAM-5000 series main
units:
ADAM-5000/485
ADAM-5510
ADAM-5510/P31 (with I/O driver Version V1.00 or above)
Please make sure that the ADAM-5080 counter/frequency
module is properly inserted into the compatible main units.
With ADAM-5080 4-Channel Counter/Frequency Module, users can
select either counter or frequency mode for data output. ADAM-5080
offers users a variety of very flexible and versatile applications such as
below:
If you want to measure the number of input signals for totalizer
function, you may use counter mode to measure quantities such as
movement and flow quantity. Alternatively, you can also select
frequency mode to calculate the instantaneous differential of quanti-
ties such as rotating speed, frequency or flow rate, and present them in
specific engineering formats.
When operating in counter mode, you can choose either the Up/
Down function or the Bi-direction function for different application
purposes. The counter will count up or down according to your
applications. This counting function helps users obtain the most
accurate data.
While in counter mode, you can set alarm status--Disable and Latch. If
you want to disable it, you can select Disable.If Latch status is
(with firmware Version A2.3 or above)
(with library Version V1.00 or above)