User`s guide

Establishing Communications
Set Up Communications Link
30 UMC800 Control Builder User’s Guide Release E
1/01
Table 10 Communications parameters
Properties
Group
Parameter Parameter Description Value or Selection
Protocol ELN DLE
Modbus®RTU
Proprietary RS232 Protocol
Modbus® RTU Protocol
Select from Drop down menu
Comm Link
SERIAL
MODEM
ETHERNET
Standard Comm Link
Remote Comm Link
Ethernet Comm Link
Click on radio button to select
Comm Port COM 1
COM 2
COM 3
COM 4
Serial Communications Port 1
Serial Communications Port 2
Serial Communications Port 3
Serial Communications Port 4
Click on radio button to select
Baud Rate 9600
19.2K
38.4K
9600 Baud (RS232 Protocol)
19,200 Baud (Modbus Protocol)
38400 Baud (selectable)
Click on radio button to select
Baud. Baud is automatically set
for Protocol selection.
Telephony
Settings
No Timeout
No timeout is performed and the
application will stay connected
until you manually hang up
Click on radio button to select
Connection
Timeout
Enter in the active field, (in
minutes) how long the
application will leave the line
open before hanging up
automatically
Click on radio button to select
Instrument
Modbus
Address
1 to 247
Instrument Address for Modbus
Protocol
Enter a decimal value
Instrument IP
Address
0.0.0.0
Instrument IP Address
configured for the Ethernet
Bridge Module on the
instrument
Enter numbers separated by
decimals
Number of
Retries
1*
Number of retries before abort Enter a decimal value
Delay
between
Retries (ms)
50*
Delay in milliseconds between
communications retries
Enter a value in milliseconds
Receive
time-out (ms)
1000*
Time value after transmission to
wait for a response before retry
or abort.
Enter a value in milliseconds
* Default Setup