Allen-Bradley ControlLogix System 1756-L1 User Manual page 369

When to Use this Procedure
Preface
How to Use This Procedure
Allen-Bradley HMIs
1
Configure Dial-Up Communications
Use this procedure to send a message to another controller over a
public telephone line.
If you have not already done so in a previous procedure, do the
following preliminary step:
• Step 1: Connect and Configure the Modems
To complete this procedure, do the following steps:
• Step 2: Configure the Serial Port of the Controller
• Step 3: Dial the Other Controller
• Step 4: Send the Message
• Step 5: Configure the Message
• Step 6: Hang-Up
• Step 7: Stagger the Messages
For additional information, see SCADA System Application Guide,
publication AG-6.5.8.
Chapter
Publication 1756-UM001E-EN-P - August 2002
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