Names And Functions Of Main Parts - Toshiba RS-485 Operation Manual

5

3. Names and functions of main parts

Switch for communication speed
& Termination resistor setting
(Note) Set the switch before power on
(Back side of the UNIT)
OFF (OPEN)
ON
1 2 3 4
(Front side of the UNIT)
(1) Communication speed setting (SW1, 2)
Setting
SW1 SW2
OFF OFF
ON OFF
OFF ON
ON ON
Set the communication speed to the
same as ASD's (F800).
(2) Terminating resistor setting (SW3, 4)
SW3-ON : Connecting receiving side
SW4-ON : Connecting transmitting side
Connect the terminating resistor to both
end of system.
Connector terminal (removal side)
Terminal pitch : 5.08mm
•
Wire size (shielded twisted-pair cable recommended)
Bare wire (without stick lug) : 0.2~1.5mm
Phoenix Contact TWIN terminal : (wire size below) × 2
Part number: AI-TWIN2×0.5-8WH, AI-TWIN2×0.75-8GY, AI-TWIN2×1-8RD, AI-
TWIN2×1.5-8BK
•
Removable terminal block
COMBICON terminal blocks such as the Phoenix Contact TMSTBP series that allows
signal branching can be used in place of included terminal.
Baud
rate
1200
2400
4800
9600
7mm
Receiving Transmitting
terminal terminal
RXA, RXB TXA, TXB
SW
R R T T
X X X
A B A
INVERTER 1
RS485
OPTION UNIT
INVERTER 2
Communication connector: INVERTER 1, INVERTER 2
Connect with the communication connector CN1 of the
ASD with communication cable.
2
5
Signal common
terminal
SG
Shield
terminal
SHIELD
S S Connector
X G H
terminal
B I
(socket side)
E
L
Insert removal
D
terminal block
M3
Connector terminal
(removal side)
Insert socket
terminal block