Chapter 4 Installation and commissioning
23
Ch
ap
ter 4
Category
Symbol
Name
Function
Maximum output current: 200mA
PLC
External power
input terminal
The use of external signal when driving, PLC to be
connected with an external power supply, please unplug
the PLC jumper. Factory default and +24V connection..
Analog
input
AI1-
GND
Analog input
terminal 1
1.Input range:(DC 0 to 10V/0 to 20mA), depends on the
selected AI1 jumper on control panel.
2.Input impedance: 20kΩ with voltage input, 500Ω with
current input.
AI2-
GND
Analog input
terminal 2
1.Input range:(DC 0 to 10V/0to 20mA), depends on the
selected AI2 jumper on control panel.
2.Input impedance: 20kΩ with voltage input, 500Ω with
current input.
AI3
Analog input
terminal 3
1, Input range:DC-10~+10V
2, Voltage input impedance:20kΩ;
3.AI3 reference potential can be GND or -10V.
Digital
input
DI1
Multi-function
digital input 1
1.Optocoupler, compatible bipolar input, determined by
the choice of the jumper PLC;
2.Input impedance: 3.3kΩ
3.Level input voltage range is 19.2~28.8V.
Note: DI5 input impedance is 1.65k.
DI2
Multi-function
digital input 2
DI3
Multi-function
digital input 3
DI4
Multi-function
digital input 4
DI5
Multi-function
digital input 5
DI6
Multi-function
digital input 6
DI7
Multi-function
digital input 7
DI8
Multi-function
digital input 8
DI5
High-speed
pulse input
terminals
Except the function of DI1 to DI4,DI6 to DI8,DI5 can
also be used as high-speed pulse input channels.
Maximum input frequency: 100kHz
Analog
output
DA1-
GND
Analog output 1
The selected DA1 jumper on control panel determines
voltage or current output. Output voltage range: 0 to
10V , output current range: 0 to 20mA
DA2-
GND
Analog output 2
The selected DA2 jumper on control panel determines
voltage or current output. Output voltage range: 0 to
10V , output current range: 0 to 20mA
Digital
output
SPA-
COM
Digital output 1
Opto-coupler isolation, bipolar open collector output
Output voltage range: 0 to 24V , output current range: 0
to 50mA
SPB-
COM
Digital output 2
SPB-
COM
High-speed
pulse output
Subject to function code(F2.00)"SPB terminal output
mode selection"
As a high-speed pulse output, the highest frequency up to
100kHz;
Relay
output
TA1-
TC1
Normally open
terminals
Contactor drive capacity: normally closed contact 3A/AC
250V,normally open contact 5 A/AC 250V, COSø = 0.4.
TB1-
TC1
Normally closed
terminals
