IAI ERC3, Инструкция по эксплуатации

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Chapter 2 Wiring
2.2 Circuit Diagram
34
[3] Wiring Layout for Field Network
Follow the instruction manual of the master unit for each field network and the constructing PLC
for the details of how to connect the cables.
1) DeviceNet Type
Slave Devices
V+
Drain
(Shield)
CAN_H
CAN_L
V-
RD
WT
BL
BK
RD
WT
BL
BK
V+
Drain
(Shield)
CAN_H
CAN_L
Grounding resistance at 100
Ω
or less
V+
Drain
(Shield)
CAN_H
CAN_L
V-
RD
WT
BL
BK
Communication power needs to be
supplied by an external device.
Terminal Resistance is required
to be mounted on the terminal.
V-
Terminal Resistance
121
Ω
Master Unit
Terminal Resistance
121
Ω
24V
Power Supply
2) CC-Link Type
Slave Devices
SLD and FG are internally connected.
The terminal resistor differs depending on the type
of the dedicated cable for CC-Link.
• Cable FANC-SBH···130 Ω
1/2W
(High Performance Cable
dedicated for CC-Link)
• Cable FANC-SB······110 Ω
1/2W
(CC-Link Dedicated Cable)
Master Unit
Terminal
Resistance Terminal
Resistance
Grounding resistance at 100
Ω
or less
3) PROFIBUS-DP Type
Slave Devices Master Unit
Grounding resistance at 100
Ω
or less
+5V
A-Line
B-Line
GND
+5V
A-Line
B-Line
GND
+5V
A-Line
B-Line
GND
390 Ω
390 Ω
220
Ω
390 Ω
390 Ω
220
Ω
ERC3 Gateway
PROFIBUS Type
Connect the terminal resistor if
the unit is placed at the end of the
network.
ERC3 gateway DeviceNet Type
ERC3 Gateway CC-Link Type
Connect the terminal resistor if the unit is placed at
the end of the network.
ME0302-4A