KROHNE OPTISYS TUR 1050 EN - Manual (Page 28)

5
OPERATION
28
OPTISYS TUR 1050
www.krohne.com 11/2012 - 4002444301 MA OPTISYS TUR 1050 R02 en
5.2 Display and operating keys
5.3 Normal operation
The device can report the turbidity of the process water in Nephelometric Turbidity Units (NTU)
or Formazin Nephelometric Units (FNU). Readings above 100 NTU/FNU or 1000 NTU/FNU
(depending on the specific device measuring range) are outside the range of this device.
During normal operation, the display shows an arrow beside "AUTO" in the upper left corner.
Simultaneously the lower row displays the current scale and the upper row the measured
reading. The following drawing is an example for a display during normal operation:
Figure 5-1: Description of the display and operating keys
1 Indication of the turbidity levels and user guidance in the customer setting routine
2 Indication of an active access code and operation in offset mode
3 Indication of error messages and user guidance
4 Button to move up or increase
5 Button to move down or decrease
6 Button to enter the option or mode that is chosen
7 Button to cycle between the three operation modes
8 Mode arrows that indicate the current of the three operation modes: AUTO (normal operation), CAL (calibration) or
CONFIG (configuration)