Operator control and monitoring 
 
SIMATIC MV500 
Operating Instructions, 06/2018, C79000-G8976-C494-01 
101 
Reader status and access status 
The reader status indicates the status of the reader at the current time. 
Table 8- 1  Reader status 
Start 
 
The reader has the status "Start". This means that the device is currently 
in processing mode (RUN). 
Stop 
 
The reader has the status "Stop". This means that the device is currently 
neither in processing mode nor in productive operation. There is no oper-
ation (STOP). 
Edit 
 
The reader has the status "Edit". This means that the device is currently in 
edit mode and configuration changes can be made. 
Adapt 
 
The reader has the status "Adapt". This means that the device is currently 
in adaption mode. This mode is started either by the "READ" button or by 
the "Full program" function in the program step "Overview > Auto-
The access status indicates the status of the WBM at the current time. 
Table 8- 2  Access status 
Red padlock 
 
With "Read-only" status, no operation is possible because the WBM of 
another PC has control over the optical reader. 
Blue padlock 
 
The logged on user is not authorized to change settings. 
Red/gray padlock 
 
DISA is active. Only users who have the "Take control" right are able to 
take control of the optical reader from the controller. 
Green padlock 
 
The currently logged on user has taken control of the optical reader. 
The standard view allows you to switch between standard and extended view. In the 
standard view, operator controls are grayed-out if they are not required for standard 
applications. If the standard view is disabled, extended parameters are enabled for editing.