DaqBook/3000USB User’s Manual
988291
Setpoint Configuration for Output Control 6-7
More Examples of Control Outputs
Detection on an Analog Input, DAC Updates
Update Mode: Update on True and False
Criteria: Ch 5 example: Below Limit; Ch 4 example: Inside Window
In this example Channel 5 has been programmed with reference to one setpoint [Limit A], defining a low
limit; and Channel 4 has been programmed with reference to two setpoints [Limits A and B] which define a
window for that channel.
Channel
Condition
State of
Detect Signal
Action
5
Below Limit A
(for Channel 5)
True
When Channel 5 analog input voltage is below the limit A,
update DAC0 with Output Value 0.0V.
False
When the above stated condition is false, update DAC0 with
the Output Value of -1.0V (
minus
1.0V).
4
Within Window
(Between Limit A
and Limit B) for
Channel 4
True
When Channel 4 analog input voltage is within the window,
update DAC1 with Output Value of -1.0V (
minus
1.0V).
False
When the above stated condition is false (Channel 4 analog
input voltage is outside the window) update DAC1 with the
Output Value of 0.0V.
Limit A
(for Channel 5)
DAC0
Detection
(for Channel 5)
Limit A
(for Channel 4)
Limit B
(for Channel 4)
DAC1
Detection
Signal
(for Channel 4)
Analog Inputs with Setpoints
Update on True and False
0.0V -1.0V 0.0V -1.0V 0V
