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Chapter 2 Installation and Wiring
16
X10
COM1
X9
COM1
X8
X7
24V1
CME1
BRA
Y2
BRB BRC
Y3
PLC1
Fig. 2-13 Terminal arrangement of extension board (optional for 35R5GB and above models)
In order to reduce interference and attenuation of control signal, the length of control cables should be limited
in 50m and away from power cables for more than 30cm. Avoid control wire and power wire being parallel. Try to
use STP (Shielded Twisted Pair) to connect analog input and output signal.
Table 2-8 Function of control circuit terminals
Catego
ry
Terminal
label
Name
Description of terminal
function
Specification
A
na
lo
g
in
pu
t
AI1
Analog input 1
Receive voltage/current input.
Voltage and current are
selected by toggle switches
SW1, SW3, SW4. The range
span of factory default input
voltage is shown in
instructions in function code
P4.00 ~ P4.10 and P4.16 ~
P4.20.
Range of AI1, AI2 input signals:
0~10V or 0~20mA
Range of AI3 input signal:
-10~10V or -20~20mA
The input impedance is 30kΩ while
inputting voltage signal. The input
impedance is 250Ω while inputting the
current signal
Reference ground: GND
AI2
Analog input 2
AI3
Analog input 3
(Only for 35R5GB
and above)
A
na
lo
g
ou
tp
ut
AO1
Analog output 1
Provide analog
voltage/current output. It
represents 14 magnitudes.
The output voltage and
current are selected by switch
SW2. The factory default
input voltage is shown in
instructions in function code
P4.21.
Current output range: 0/4 ~ 20mA
Voltage output range: 0/2 ~ 10V
Reference ground:
AO2
Analog output 2
(Only for 35R5GB
and above)
Provide analog
voltage/current output. It
represents 14 magnitudes.
The output voltage and
current are selected by switch
SW5. The factory default
input voltage is shown in
instructions in function code
P 4.22.
AO3
Reserve
Reserve
C
om
m
un
i
ca
ti
on
485+
RS485
communication
interface
485 differential signal
positive terminal
Standard RS-485 communication
interface,
Not isolated to GND
Please use twisted pair or shielded
cable
485-
485 differential signal
negative terminal
Содержание 6000S series
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