High Limit Value; Limit Output Hold Mode - Datcon DT4220 E Series Operating Instructions Manual

DT4220 E
Function
Sequence of operations Read the chapter 7.1. Functions of the push-buttons during
Function
Sequence of operations Read the chapter 7.1. Functions of the push-buttons during
20180619-V0

7.13.4. High limit value

Here you can define a second numerical value with which the
instrument will compare the displayed value when the selected
operating mode is INSIDE, OUTSIDE, HEATING, COOLING. In other
operating modes this value has no effect on the operation.
[Factory default: 090.00]
navigation in the menu for learning the buttons handle.
1. Enter the menu by typing the supervisor code.
2. Keep stepping by pressing the ▲ button as long as you see this
menu item.
3. Enter the menu item by pressing the Menu button.
4. Type the desired value by using the ▲ and the ► buttons.
5. Exit from menu item by pressing the Esc button. The change is
saved to FRAM.
(6. Press Esc button again if you want to leave the menu.)
If the high limit value is less than the low limit value then the
instrument will exchange these values when exits from the menu.

7.13.5. Limit output hold mode

In case of basic operating mode the limit output is switching on or
switching off when the conditions are exist. In limit output hold mode
the output is kept in switched state and only by pressing Esc button
can be reset (limit signaling acknowledge).
[Factory default: OFF]
navigation in the menu for learning the buttons handle.
1. Enter the menu by typing the supervisor code.
2. Keep stepping by pressing the ▲ button as long as you see this
menu item.
3. Enter the menu item by pressing the Menu button.
4. Pressing the ▲ button, select the desired value.
5. Exit from menu item by pressing the Esc button. The change is
saved to FRAM.
(6. Press Esc button again if you want to leave the menu.)
The selectable values: OFF or HOLD.
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