Hardware Planning and Assembly
SIWAREX FTA
(DR7) Character parity: even
(DR7) Data bits: 7
(DR7) Stop bits: 1
Termination
Clamp
Signal Comment
X1.21 485a
Input Ta
X1.22 485b
Input Tb
X1.23 485a Output Ta
X1.24 485a
Output Tb
X1.25 RTa
Termination resistor RTa
X1.26 RTb
Termination resistor RTb
X1.11 DO 1
Send Start instruction
(SIR)
X1.12 DO 2 Send Stop instruction (SI)
X1.19 3L+ 24 V for digital outputs
X1.20 3M Ground for digital outputs
Table 4-8 RS 485 Connections
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