Set Up Digital Page - ABB COMMANDER 1900 Series Programming Manual

4.5 Set Up Digital Page

Information.
• Digitally selectable control modes and set point types.
• Up to 3 digitally selectable local set points.
• Digital signal sources – can be from external digital inputs, internal alarms, logic equations, control modes, ramp/soak
events or totalizer signals.
Note.
• The complete list of digital sources is shown in Table 3.1 on page 17.
• Digital sources can be either leading edge triggered or level triggered, depending on the parameter function (single or
dual).
Single function parameters
i.e. the active logic state can be removed after the function is selected.
Dual function parameters
i.e. the active logic state must be maintained to select the alternative function.
SEt UP
dIGtAL
SELECt
CtrL 2
CtrL 1
NONE
AM Src
2nd-2
NONE
MAN. S rc
2nd-2
NONE
C-OUt
---
AUt. S rC
2nd-2
NONE
, e.g. set point 1 selection, are
, e.g. auto/manual control mode selection, are
Page header – Set Up Digital.
To advance to
Control Configuration Level
Select Controller
Select the controller to be programmed (1 or 2).
Note. In the remaining frames press the
Auto/Manual Control Mode Source
Select a source to switch between Auto and Manual control modes. When Manual control mode
is selected, the output reverts automatically to the value set in the
below).
Manual
Active
Auto
Inactive
Manual Control Mode Source
Select a source to switch to Manual control mode. When manual control mode is selected, the
output reverts automatically to the value set in the
Manual
Active
Inactive
Configured Output
Set the control output value required when Manual control mode is selected.
Auto Control Mode Source
Select a source to switch to Auto control mode.
Auto
Active
Inactive
Continued on next page.
4 CONTROL CONFIGURATION LEVEL...
,
leading edge triggered
level triggered
frame press the
switch to view the controller selected.
Configured Output
Function
Active
Inactive
Function 2
Active
,
Inactive
Function 1
switch.
frame (see
Configured Output
frame (see below).
45