Display
General Instruction Manual
System configuration and operation
IM 01U10B00-00EN-R, 3rd edition, 2018-07-09
69 / 90
The controls on the display are IR switches. They respond as soon as an object, such as
a finger, is in close proximity. It is not necessary to apply pressure to the display surface.
NOTICE
Impairment of the display
If the device is operated for a longer period and is subjected to high temperatures or high
humidity in the process, the display may be impaired.
▶ Replace display unit as described in Rotating and replacing the display [}33]
Observe the following instructions to ensure that the IR switches are functional:
▶ Keep the display glass clean.
▶ Avoid exposure to direct sunlight.
▶ To increase the reflectivity of fingers (e.g. if they are very dirty) place some white tape
on the fingertip.
IR switch functions
IR switch Display Function
SET ► SET
▪ Apply setting
▪ Enter data
▪ Apply parameter
SHIFT SHT
▪ Move cursor right or to the next position
▪ Change function and display of SET and ▼
▼ INC
▪ Increment parameter or value
▪ Change position of the decimal point
▪ Select next menu item
The IR switch function changes as follows when used with the SHIFT key:
Key
combinations
Display Function
SHIFT + SET ► ESC
▪ Cancel and switch to parent menu
SHIFT + ▼ DEC
▪ Decrement parameter or number
▪ Select previous menu item
Status icons
Status
icon
Description Status
icon
Description
System alarm tripped Process alarm tripped
Settings alarm tripped Warning tripped
Write protection disabled Write protection enabled
Device error (no write access) Device busy (no write access)
microSD card ready Access to microSD card
Error accessing microSD card Process variable has bad status
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