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1. Outline of Product
The 485BD is an insulated RS-485 communication board with an European type terminal block.
Connected to the main unit of the FX
equipment via an RS-485 port.
1.1 Communication Functions and Applicable PLC
(Available in indicated version or later)
Communication
FX
type
N:N network
V2.00
Parallel link
V1.04
Computer link
V1.06
No protocol
V1.06
communication
Inverter
V3.00
communication
1.2 Outside dimensions and name of each part
1
35(1.38")
Recommended screwdriver to
tighten terminal screws
0.6mm
(0.02")
1.3 System configuration
Only one function expansion board can be used for one main unit of FX
FX
-485-BD cannot be used by the plural. Other expansion boards cannot be used together with
2N
FX
-485-BD.For the system configuration, refer to the FX Series User's Manual - Data Communication
2N
Edition offered separately.
2. Installation
Caution
• Use in the environments specified under the general specification in the manual.
Do not use the product in environments with excessive or conductive dust, corrosive or
flammable gas, oily smoke, moisture or rain, excessive heat, regular impact shocks or
excessive vibration, as it may result in electrical shock, fire, malfunction, damage or
deterioration on the product.
• Make sure to shut off the power outside the product before installing or wiring it.
Otherwise, electric shock or serious damage to on the product may occur.
• Never drop wire chips or shavings into the vent slits when drilling screw holes or performing
wiring, as they may cause fire, breakdown, or malfunction.
Securely install the 485BD to the designated port.
Poor connection may cause malfunction.
2.1 Installation procedure
!
" & # * ,
Series PLC, it enables signal exchange between the PLC and
2N
2N
Data transfer connecting up to eight FX Series PLCs.
Data transfer between two PLCs relationship specifying master/slave station.
Data transfer via link protocol between PLC and computer (specified as the master
station).
Serial communication without protocol between PLC and equipment via RS-485
interface.
Controlling Mitsubishi's FREQROL inverter using EXTR instruction in function
expansion memory.
2 3
4
5
The end
should be
straight.
3.5mm
(0.13")
Turn off the power of the programmable controller, and mount the
485BD using the following procedure.
"
➀
➁
➂
➃
Function
Unit: mm (inches)
Accessories: Terminal resistor 330Ω 2
Terminal resistor 110Ω 1
M3 screw to mount board 2
Station No. label for link
➀
Mounting hole (2-φ3.5)
➁
Terminal block for RS-485 equipment
The top face of this terminal box is higher than the top face
of the PLC panel cover by approximately 7 mm (0.27").
➂
SD LED: Flickers at high speed during send.
➃
RD LED: Flickers at high speed during receive.
➄
Connector for PLC
Remove the panel cover from the top face of the base unit.
Connect the connector for programmable controller provided on
the 485BD to the board mounting connector provided on the
base unit.
Fix the 485BD to the base unit using the M3 self-tapping screws
supplied. Tightening torque: 0.3 to 0.6 N m
Remove the cut out on the left of the panel cover using a tool
such as nippers or cutters so that the ter minal block is
accessible. The top face of this terminal block is higher than the
top face of the panel cover of the programmable controller by
approximately 7 mm (0.27").
.
2N
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