Quick Start Guide
D103470X012
DLC3020f Digital Level Controller
April 2022
20
Decimal Places
Enter the number of desired decimal places for the device display.
Display Primary Value Offset
Enter the PV Offset to apply it to the LCD readout.
Scrolling Message Control
Messages that can be scrolled on the LCD screen. Choose from; Primary Value Bad, Primary Value Uncertain, Failed
Alert, Maintenance Alert, or Advisory Alert.
Snap Acting Control
Select the Snap Acting Control tab (figure 15) to access
Snap Acting Control
,
Primary Value
,
Primary Value Percent
,
DI1
Trip Point Settings
,
DI2 Trip Point Settings
,
and
Mode.
MANUAL
SETUP
SNAP ACTING
CONTROL TAB
DI1 TRIP POINT SETTINGS
MODE
SNAP ACTING CONTROL
CONFIGURE
DI2 TRIP POINT
SETTINGS
PRIMARY VALUE
PRIMARY VALUE
PERCENT
Figure 15. Configure > Manual Setup > Snap Acting Control
Snap Acting Control
The DLC3020f can act as a snap acting controller while simultaneously reporting PV. When Snap Acting Control is
enabled, either one or both of the DI blocks will act as controllers and output a 0 (inactive) or 1 (active), depending on
if the level has gone past (either rising or falling) a user specified level value.
Snap Acting Control
—enable or disable Snap Acting Control.
Snap Units
—select the desired snap unit in engineering units; length units or percent (%).