UBI EasyCoder 501 – Service Manual
151
The RS 422/485 Interface Board adds two more serial communica-
tion ports ("uart2:" and "uart3:") to the standard serial communica-
tion port ("uart1:").
The RS 422/485 interface is galvanically insulated from the printer
in order to avoid electrical interference.
The RS 422/485 Interface Board may either be bought separately
as a kit complete with installation instructions, or be factory
installed.
With the RS 422/485 Interface Board installed, the following types
of interfaces can be selected:
"uart1:"
Fitted on printer's CPU- pcb.
RS 232C
Standard.
RS 422 or 20 mA CL
Option. Additional circuits required.
"uart2:"
Fitted on RS 422/485 interface pcb.
RS 422/RS 485
Type selected by straps and cable configuration
"uart3:"
Fitted on RS 422/485 interface pcb.
RS 232C
21. RS 422/485 INTERFACE BOARD
21.1
Description
Continued!
230V
0
MADE IN SWEDEN
Type
Art. No.
Ser. No.
115/230 V 2.6/1.3 A 50–60 Hz
TA
"uart1:"
"uart2:"
"uart3:"
Содержание EasyCoder 501 SA
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