Rockwell Automation 1770-KF2 Data Highway or Highway Plus Interface Module User Manual - Manual (Page 26)

Installation
Chapter 3
3-2
Figure 3.1
Communication Option Switches
O
O 1 2 3 4 5
O
O 1 2 3
13529
O
O 1 2
O
O 1 2 3
O
O 1 2
O
O 1 2 3 4
N
F
F
N
F
F
N
F
F
N
F
F
N
F
F
N
F
F
Station Number
(SW-2, SW-3, SW-4)
Asynchronous Link
Features (SW-1)
Network Link
Communication
Asynchronous Link
Communication
O
O 1 2
N
F
F
ON
OFF
ON
OFF
ON
OFF
Front View Side View
Й Й
Й
O
O 1 2
N
F
F
O
O 1 2
N
F
F
RS-232-C/RS-422-A
Selection (SW-8)
Network Link
Selection
(SW-7)
Rate (SW-6)
Rate (SW-5)
Important: The KF2 reads the status of the communication option
switches only at power-up, so you must make your selection with the
KF2’s power off.
Asynchronous Link Features
The following table shows you how to set the asynchronous link features
using Switch Numbers 1, 2, and 5.
If You Want
to Select With Error With
With
Embedded SW-1
Protocol as: Check as: Parity as: Responses: 1 2 3 4 5
Full Duplex BCC None No OFF OFF N/A N/A OFF
Full Duplex BCC Even No ON OFF OFF
Full Duplex BCC None Yes OFF ON OFF
Full Duplex BCC Even Yes ON ON OFF
Half Duplex BCC None No OFF OFF ON
Half Duplex BCC Even No ON OFF ON
Full Duplex CRC None Yes OFF ON ON
Half Duplex CRC None No ON ON ON