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2600T Series Pressure transmitters | OI/266/WIHART-EN   57
9 Troubleshooting
Icon appearance
Cuase and suggested actions
Icon is not visible
Serious radio failure 
Check if there is a Radio Failure diagnostic 
“ON”:
  —  using HART wired connection in  
 
   
combination with Asset Vision Basic /  
   DTM 
  —  access diagnostics using an Hand-held  
   Terminal 
  —  visualize the internal diagnosis menu of  
   
HMI by depressing the navigation    
   
button on the bottom left-hand corner.
Icon is blinking
The device is trying to join and/or the joining 
process is in progress. Normally the joining 
process takes some time (up to 30 minutes). 
If the icon keeps on blinking after this period 
of time, please check if:
  —  Network ID and Join Key are properly  
   set.
  —  Long TAG is unique and different from  
   
the network one.
  —  Wireless device has previously joined  
   
the network with another Long TAG.
  —  Power cycle the pressure transmitter  
   
and re-try. 
  —  Verify whether the Network Manager is  
   
in “advertise” mode
9.3.3 Burst troubleshooting
Burst communication mode allows a single slave pressure 
transmiiter to continuously broadcast a standard HART reply 
message at a certain, defined, configured interval. Details 
about all possible with relating descriptions and corrective 
actions will be reported in the following table.
X
Y
Description
O
O
Both services are OFF
N
O
Triggered service is OFF
A
O
Main service is active. Triggered service is OFF
S
O
Main service is shutting down. Triggered service is OFF
R
O
Main service has been rejected. Triggered service is OFF
Possible causes and suggested actions:
  — Timeout. Wait some minutes and retry
  — Network Manager (gateway) stopped this operation due  
   to a conflict with another operation in progress. Wait  
   some minutes and retry.
  — Network Manager (gateway) stopped this operation due  
   to unavailable bandwidth. Wait some minutes and retry  
   and/or slow down burst frequency to reduce band  
   allocation.
O
N
NOT ALLOWED
N
N
Both services under negotiation.
A
N
Main service active. Triggered service under negotiation.
S
N
NOT ALLOWED
R
N
Main service has been rejected. Triggered service is under 
negotiation. Burst is not active. 
When the triggered service ends (regardless from the 
outcome), it is necessary to wait some minutes and re-try. If 
nothing changes, please slow down the update rate of the 
rejected service.
O
A
NOT ALLOWED
N
A
NOT ALLOWED
A
A
Both services are active
S
A
NOT ALLOWED
R
A
Main service has been rejected. Triggered service is active. 
Burst is not active. 
When the triggered service ends (regardless from the 
outcome), it is necessary to wait some minutes and re-try. If 
nothing changes, please slow down the update rate of the 
rejected service.
O
S
Main service is OFF. Triggered service is shutting down.
N
S
Main service under negatiation. Triggered service is shutting 
down
A
S
Main service is active. Triggered service is shutting down.
S
S
Both services are shutting down.
R
S
NOT ALLOWED
O
R
NOT ALLOWED
N
R
NOT ALLOWED
A
R
Main service is active. Triggered service rejected. Burst is not 
active. 
When the triggered service ends (regardless from the 
outcome), it is necessary to wait some minutes and re-try. If 
nothing changes, please slow down the update rate of the 
rejected service.
S
R
NOT ALLOWED
R
R
Both services have been rejected. Burst is not active. 
When the triggered service ends (regardless from the 
outcome), it is necessary to wait some minutes and re-try. If 
nothing changes, please slow down the update rate of the 
rejected service.