Operator controls and displays
5.2 Displays on the Mobile Panel 277F IWLAN
Mobile Panel 277F IWLAN
Operating Instructions, 12/2007, A5E01003940-01
97
①
LED display
Meaning of the LED displays
The LEDs are only activated when the HMI device is switched on.
Functions
Designation
Color
Meaning
PROFIsafe
communication
SAFE
Yellow The "SAFE" LED lights up when the HMI device is
integrated in the safety program of the F CPU. The
requirement for this is that PROFIsafe communication
has been established.
If the "SAFE" LED lights up, the emergency stop button is
effective.
Power
PWR
Green The "PWR" LED only lights up or flashes when the HMI
device is switched on.
The "PWR" LED lights up under the following
circumstances:
•
The battery is fitted and charged.
•
The HMI device is in the charging station.
•
The HMI device is connected to the tabletop power
supply unit
The "PWR" LED flashes when the HMI device is in the
"POWER SAVE 2" state.
Communication COM
Green The "COM" LED remains off as long as no WLAN
network is configured.
The "COM" LED flashes when the HMI device is
attempting to establish a connection to a WLAN network.
The "COM" LED lights up when the HMI device has
established a connection to a WLAN network.