Endress+Hauser Liquisys M CUM253 - Display and Operating Elements

Liquisys M CUM223/253 Operability
Endress+Hauser 23
LC display
5.2.2 Operating elements
a0003130-en
Fig. 15: Operating elements
1 LC display for displaying the measured values and configuration data
2 Field for user labelling
3 4 main operating keys for calibration and device configuration
4 Changeover switch for automatic/manual mode of the relays
5 LEDs for limit contactor relay (switch status)
6 LED for alarm function
7 Display of the active contact and key for relay changeover in manual mode
a0003172-en
Fig. 14: LC display transmitter
1
2
3
4
5
6
Indicator for measuring mode (normal operation)
Indicator for calibration mode
Indicator for setup mode (configuration)
Indicator for "Hold" mode (current outputs remain
at last current state)
Indicator for receipt of a message for devices with
communication
Indicator of working status of relays 3/4:
d inactive, c active
7
8
9
10
11
12
Function code display
In measuring mode: measured variable
In setup mode: configured variable
In measuring mode: secondary measured value
In setup/calibr. mode: e.g. setting value
"Error": error display
Temperature offset
Sensor symbol
85
NTU
R262
1
23
4
5
6
7
8
9
10
11
12
13
1
Setpoint
1.85
NTU
R262
1
2
3
4
5
6
7
Setpoint