Emerson numatics g3 series - Diagnostics; Communication Module LED Functions

G3SeriesPROFIBUS‐DPTechnicalManual
Page 17
TDG3PTTM1-2EN 02/09
Subject to change without notice
www.numatics.com/g3
Diagnostics
Communication Module LED Functions
Upon power up, the Module and Network Status LEDs indicate the state of the unit. There are two LEDs on
the G3 PROFIBUS-DP node. The LEDs functions are described in the table below.
LED Name Color Status Description
Red ON
Bus Error. Bus connection failed or off-line; Invalid
parameterization, configuration, or bus address.”
Green ON
Normal operation. The bus link is OK. Baud rate, detected
parameterization and configuration OK. Unit is in data exchange
mode.
NETWORK
STATUS
Green Red FLASHING
The module configuration (I/O and valves) in the user
application is different than the physical configuration of the
manifold.
Red ON Critical hardware fault. The microprocessor is not running.
Green ON Normal operation. Node hardware is OK.
MODULE
STATUS
Green Red FLASHING Module is in self-test mode. Cycle power to end self-test mode.