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5.1 Overview on RS485 Communication
5-3
Chap. 5
RUNNI
N
G THRO
UGH
RS485
COM
M
UNICA
TIO
N
(OPTION)
5.1.2 Connector
Specifications
The RS485 communications card is equipped with an RJ45 connector whose pin assignment is listed
in the table below.
Pin
Signal name
Function
Remarks
1 and 8
Vcc
Power source for the remote keypad
5V
2 and 7
GND
Reference voltage level
GND
3 and 6
NC
Not used.
4
DX-
RS485 data (-)
5
DX+
RS485 data (+)
Built-in terminator: 112
W
Open/close by SW1
The RJ45 connector has power source pins (pins 1 and 8) designed for the remote keypad.
When connecting other devices to the RJ45 connector, take care not to use those pins.
Failure to do so may cause a short-circuit.
5.1.3 Connection
You need to select devices suitable for your network configuration, referring to the figure shown
below.
Summary of Contents for frenic mini series
Page 1: ...USER S MANUAL Fuji Electric Co Ltd MEH446...
Page 2: ...Compact Inverter User s Manual...
Page 62: ...4 4 4 3 Drive Command Generator Figure 4 2 Drive Command Generator...
Page 66: ...4 8 Figure 4 3 d Terminal Command Decoder ORing with Link Commands Ignoring Link Commands...
Page 68: ...4 10 4 5 Digital Output Selector Figure 4 4 Digital Output Signal Selector...
Page 70: ...4 12 4 6 Analog Output FMA Selector Figure 4 5 Analog Output FMA Selector...
Page 74: ...4 16 4 8 PID Frequency Command Generator Figure 4 7 PID Frequency Command Generator...
Page 81: ...Part 3 Peripheral Equipment and Options Chapter 6 SELECTING PERIPHERAL EQUIPMENT...
Page 124: ...Part 5 Specifications Chapter 8 SPECIFICATIONS Chapter 9 FUNCTION CODES...
Page 134: ...8 3 Common Specifications 8 9 Chap 8 SPECIFICATIONS 8 3 Common Specifications...
Page 135: ...8 10...
Page 257: ...App H Replacement Information A 33 App FVR C11S vs FRENIC Mini...
Page 261: ...Glossary This glossary explains the technical terms that are frequently used in this manual...