43
8024252/AE00/V1-0/2020-07| SICK
O P E R A T I N G I N S T R U C T I O N S | ZIRKOR200 Ex-D
Subject to change without notice
COMMISSIONING
6
6.5
Operating elements and display
Fig. 25: Operating elements and display
6.6
Status LEDs
6.7
Softkey symbols
6.8
System code
The controls and display of the ZIRKOR200 are
located in the control unit and comprise: .
1
Three LED indicators for active status
messages
2
Graphics-capable, backlit display
3
Four function keys with changing assign-
ment (softkeys)
4
Numeric keypad for numerical input
Moves a selection up one position
Moves a selection down one position
Exit selection
Cancel function or entry
Select or confirm a function / value
Note:
The system code is 0000 on delivery.
In this state, system changes are possible without
code entry. The system code protects the configuration data of the system against unau-
thorized users. Functions that can influence the O2 measurement are also secured in
this way.
Caution: After commissioning, change the system code to secure the system
configuration data against unauthorized users. Keep the changed system code in a
safe place.
.
1
Alarm, orange - lights when an alarm is present (e.g. O
2
limit
value alarm).
2
Maintenance, orange - lights when a system function is called
up that may influence the O
2
measured value.
3
Error, red - lights when a system error occurs.
