Impulse MAQ20-940 User Manual - Manual (Page 52)

ReDAQ
®
Shape Software for MAQ
®
20 User Manual
52
5.3.15 Button Tool and High Level Timer Functions
The Button Tool is a multiple output device that can have up to four outputs which can each be set up
with the following functions:
Set discrete output channels to 1 = On or 0 = Off.
Set analog output channels to a preset, non-zero value = On or to 0 = Off.
Reset alarm latched mode.
Timer1 and/or Timer2 arm/disarm.
Timer start/stop for countdown timer, 24 hour timer and date/time timer.
The Button Tool can have Button Type On / Off, On Only or Off Only.
For example, to use one button as an On function and another as an Off function, set one as Button Type
On Only and the other as Button Type Off Only, then connect them to the same discrete or analog output
channel.
To change the Button Tool properties, double click on the Button to open the Properties window. Only
Appearance and Layout categories contain parameters that are useful to modify when interfacing to the
MAQ
®
20.
A single Button Tool can control up to four outputs. To select the Button output function, first
select Out 1 through Out 4, then choose the channel to control from the Button Output selection
box. The default setting is Out 1 set to x_VO_y_0 and Out 2, Out 3 and Out 4 set to Close.
One of three button output types are selected using the Button Type selection box.
The preset the value to output from an Analog Output channel is entered into the Analog Output
Value box. The default setting is 2.5V.
The MAQ
®
20 has several high level timer functions accessed through the Button Tool. To enable
the Timer, select the desired timer function then configure up to 10 consecutive events by
choosing On, Off, Stop or Loop from the Event pull down box. For each Event, if the Count Down
Timer is being used, enter data in the Hour/Min/Sec pull down boxes and if the Date / Time Timer
is being used, enter data in the Date / Time pull down boxes. When a timer function starts, the
first event is executed, then the first timer starts, then execution continues through the remaining
configured events. Event Loop routes execution back to the first event and Event Stop stops the
timer function.