Endress+Hauser Proline Promass E 500 PROFINET Operating Instructions Manual page 178

Diagnostics and troubleshooting
178
LED
2 Device status (during
start-up)
3 Flashing/network status Green
4 Port 1 active:
PROFINET
5 Port 2 active:
PROFINET and
service interface (CDI)
Proline 500
Different LEDs in the transmitter provide information on the device status.
1 Supply voltage
2 Device status
3 Flashing/network status
4 Port 1 active: PROFINET
5 Port 2 active: PROFINET and service interface (CDI)
LED
1 Supply voltage
2 Device status (normal
operation)
Color Meaning
Flashing red A diagnostic event with "Warning" diagnostic
behavior has occurred.
Red A diagnostic event with "Alarm" diagnostic behavior
has occurred.
Flashing red/green The device restarts.
Flashes red slowly If > 30 seconds: problem with the boot loader.
Flashes red quickly If > 30 seconds: compatibility problem when
reading the firmware.
Cyclic data exchange is active.
Flashing green Following request from automation system:
Flash frequency: 1 Hz (flash functionality: 500 ms
on, 500 ms off)
Cyclic data exchange is not active, no IP address is
available:
Flash frequency: 3 Hz
Red IP address is available but there is no connection to
the automation system.
Flashing red Cyclic data exchange was active but the connection
was disconnected:
Flash frequency: 3 Hz
Off Not connected or no connection established.
White Connected and connection established.
Flashing white Communication not active.
Off Not connected or no connection established.
Yellow Connected and connection established.
Flashing yellow Communication not active.
Color Meaning
Off Supply voltage is off or too low.
Green Supply voltage is ok.
Off Firmware error.
Green Device status is ok.
Proline Promass E 500 PROFINET
1 2 3 4 5
Endress+Hauser
A0029629