G3
Series
PROFIBUS
‐
DP
Technical
Manual
Page
68
TDG3PTTM1-2EN
02/09
Subject to change without notice
www.numatics.com/g3
Factory Default Settings
Troubleshooting
Communication Node
Symptom
Possible Cause
Solution
The wrong valve solenoid
coils are being energized.
Z-Board
TM
type mismatch.
Single Z-Board
TM
present
where double Z-Board
TM
expected or vice versa.
Check that correct Z-Board
TM
types are
installed. Check that ribbon cable
(Output group No. 2) is connected to
appropriate valve station.
See page 52 for bit mapping rules.
Valve outputs do not
energize.
Output power not present or
connected improperly on
Auxiliary Power connector.
Check for 24VDC on the +24 VDC
(Valves and Outputs) pin of the MINI
Auxiliary Power connector of the Comm.
module.
I/O Modules
Symptom
Possible Cause
Solution
Outputs remain on when
communication is lost
and/or PLC is in “Program”
mode.
Communication Fault
parameters are set incorrectly.
See pages 51.
Check the communication fault/idle
mode parameter setting to ensure that it
is not set to “Hold Last Output State”.
FACTORY DEFAULT SETTINGS
Description
Default
Node Address
126
SSA Lock
Disabled
Brightness High