GE Industrial Solutions ASTAT BP - Manual (Page 42)

ASTAT BP User Manual
42 GE Industrial Solutions ©2013 GE Company All Rights Reserved
Function &
Default
Range Unit Description
TIME OUT
OFF
0.1-
60/OFF
sec. Sets MODBUS TIME OUT. If no valid Modbus communication
during MODBUS TIME OUT, the ASTAT-BP will trip.
Trip occurs only if the following conditions exist:
• S. Link Control is set to Enabled
• Station Number. is not set to OFF
If MODBUS TIME OUT is set to OFF protection is disabled.
Store Settings
COMM. Parameters
Same as Store Settings Main Settings on page 28.
Note:
After changing communication parameters and storing them,
control power must be switched OFF and ON to load the new
communication parameters.
4.7.11 Comm. Parameters 35 – Page 8 – With the Profibus optional PCB
Function &
Default
Range Unit Description
COMM. PROTOCOL
Profibus
Profibus/
Modbus/
DeviceNet
Sets ASTAT-BP’s communication protocol.
Operational when the optional communication PCB is
installed.
Baud Rate
AUTO (Profibus)
User can not change the Baud Rate value.
Max. rate is 12 mega bit per second (MBPS).
Parity Check
AUTO (Profibus)
User can not change the Parity Check value.
PROFIBUS Network ID
OFF
OFF, 1-126 Sets the Profibus network ID.
When set to OFF the Profibus card will not function.
S. Link Par. Set
Disabled
Enabled/
Disabled
Enables parameter modification via serial
communication
Ser. Link Control
Disabled
Enabled/
Disabled
Enables start, stop, reset, etc. via serial communication
TIME OUT
Auto (Profibus)
Auto Do not change this parameter! Must be set to Auto
Store Settings
COMM. Parameters
Enabled/
Disabled
Same as Store Settings Main Settings on
page 28.
Note:
After changing communication parameters and storing
them, control power must be switched OFF and ON to
load new communication parameters.
4.7.12 Comm. Parameters 35 – Page 8 – With the DeviceNet Optional PCB
Function &
Default
Range Unit Description
COMM. PROTOCOL
DeviceNet
Profibus/
Modbus/
DeviceNet
Sets ASTAT-BP’s communication protocol.
Operational when the optional communication PCB is
installed.
Baud Rate
Set Manually
Set the Baud Rate by changing the position of the
rotary switches on the optional PCB as shown on section
C.1.5 page 103.