Metrohm viva 1.0 (process analysis) - Manual (Page 901)

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8 Manual control
viva 1.0 (for Process analysis)
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8.4.6.3.2 Digital output
Program part: Manual control
If a single digital output is selected in the device list, then the properties of
the digital output are displayed in the subwindow for functions/parame-
ters on the Switch on/off, Timer control and Set default tabs.
The status of the input is displayed in the subwindow for the graphical dis-
play.
Switch on/off
Port description
Display of the port description.
Port
Display of the internal description of the port.
Type
Display of the port type.
Parameter 1
The meaning of Parameter 1 depends on the Type of the digital output
that has been set.
When Type = Stirrer: stirrer output in %, pulse duration dependent on
Parameter 2.
Input range -214783647 - 214783647
Default value 100
Parameter 2
The meaning of Parameter 2 depends on the Type of the digital output
that has been set.
For Type = Stirrer:
￭ 0: Duration of the switch-on pulse fixed at 500 ms.
￭ >0: For 100% stirrer output (Parameter 1 = 100), pulse duration in
10 ms
Example:
Parameter 1 = 100, Parameter 2 = 30: Pulse duration switched-on
300 ms, switched off 0 ms
Parameter 1 = 75, Parameter 2 = 30: Pulse duration switched-on
225 ms, switched off 75 ms
Input range -214783647 - 214783647
Default value 0