Chapter 4 — Serial Interface "uart3:", "uart4:", and "uart5:"
RS-232 Non-isolated
(standard)
Strap fi tted
on J6 A
RS-232 circuit
fi tted on
IC21
28
UARTB
B
B
B
A
A
A
J6
F13
J10
R35
J7
C
C
C
B
B
B
A
A
A
C
C
C
B
B
B
J8
A
A
A
R19
J9
F9
R32
P3
RS232: IC21, J6A
RS422: IC22, J6B, J7, J8
20MACL: IC23, IC24, J5 J9*, J10*
*: TRANSM.=J9, RECEIV.=J10
PASSIVE=B, ACTIVE=A+C
RS232: IC11, J2A
RS422: IC12, J3, J4
RS485: IC13, J1, J4*
*: IF END OF CABLE
C4
C2
R14
UARTA
B
A
J2
R13
R15
R12
J3
P2
C54
Double Serial Interface Kit Installation Instructions
IC23
IC21
C11
C10
R30
R27
C63
C13
C62
R25
R28
R29
R26
C64
IC24
C36
IC3
C35
C3
C1
IC13
IC11
IC12
R8
R18
R10
C56
R9
C57
1-971642-01
P01
C12
IC20
C34
C42
P1
IC10
C51
C50
J1
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