Automation Direct C-more EA1-T4CL - Page 115

6–33
Chapter 6: PLC Communications
6
EA1-TCL-M Hardware User Manual, 2nd Ed., 10/10
®®®
User Constructed Cables – Wiring Diagrams (cont’d)
Diagram 18
Diagram 19
User Constructed
AutomationDirect CLICK PLC
Analog CPU
RS-485
CLICK
Com Port 3
Wiring Diagram
Note: Use the above wiring diagram to make your own cable. We recommend Belden 9842 shielded cable or equivalent.
Use 120 ohm resistors as termination resistors (Term.)
3
5
RS-485
Signal A
Logic
Ground
9
11
5
1
RD+
SD+
shield
RS-485
Signal B
8 10
12
RD–
SD–
Term.
13
8 = do not use
7 = do not use
6 = do not use
5 = Logic GND
4 = do not use
3 = do not use
2 = do not use
1 = Frame GND
15 = do not use
14 = do not use
13 = Termination
12 = SD– (RS485)
11 = SD+ (RS485)
10 = RD– (RS485)
9 = RD+ (RS485)
1
15
15-pin
D-sub
(male)
To C-more Micro-Graphic
Serial Port2
+
-
LG
Term.
RS-485 Signal A
RS-485 Signal B
Logic Ground
AutomationDirect Productivity PAC
RS-485
Removable Connector
included with
Productivity3000 CPU
Wiring Diagram
Note: Use the above wiring diagram to make your own cable. We recommend Belden 9842 shielded cable or equivalent.
Use 120 ohm resistors as termination resistors (Term.)
3
5
TXD+ / RXD+
Ground
9
11
5
1
RD+
SD+
shield
8 10
12
RD–
SD–
Term.
13
8 = do not use
7 = do not use
6 = do not use
5 = Logic GND
4 = do not use
3 = do not use
2 = do not use
1 = Frame GND
15 = do not use
14 = do not use
13 = Termination
12 = SD– (RS485)
11 = SD+ (RS485)
10 = RD– (RS485)
9 = RD+ (RS485)
1
15
15-pin
D-sub
(male)
To C-more Micro-Graphic
Serial Port2
+
-
G
Term.
TXD- / RXD-
TXD+ / RXD+
TXD- / RXD-
Ground
User Constructed