Rockwell-automation 1770-KF2 Data Highway or Highway Plus Interface Mo Uživatelský manuál Strana 26

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Installation
Chapter 3
3-2
Figure 3.1
Communication
Option Switches
O
O
12
345
O
O
123
13529
O
O
12
O
O
123
O
O
12
O
O
1234
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
12
N
F
F
ON
OFF
ON
OFF
ON
OFF
Front View Side View
O
O
12
N
F
F
O
O
12
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
Y
ou W
ant
to Select
W
ith 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
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