NA2000 - Standard CPU Module
Category:
- Product Description
- Performance Parameters
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CPU module
The CPU module is the core component of the NA2000 series PLC. It connects to expansion modules via an expansion bus, forming a complete PLC hardware system. The CPU module is responsible for functions such as self-diagnosis, data acquisition, control execution, external communication, and output signaling. As the system’s control center, the CPU module receives the completed user program downloaded from the programmer. After being powered on, the CPU module executes the user program in a cyclic manner. During each cycle, it reads process information, performs logical computations, outputs computation results, and simultaneously handles communication, high-speed counting, event interrupts, and other related processes.

*The information provided in this text is merely a general description and introduction to the product’s features. The content of this document may change as the product undergoes further development. The right of interpretation rests with Aotuo Technology Co., Ltd.
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Model
CPU2001-2401
CPU2002-2401
CPU2001-2402
CPU2002-2402
CPU2001-2403
CPU2002-2403
CPU2001-2404
CPU2002-2404
CPU2001-2411
Entity score
Digital input
Digital output16 × 24 VDC
8 transistors16 × 24 VDC
8*relay16 × 24 VDC
8 transistors16 × 24 VDC
8*relay16 × 24 VDC
8 transistorsStorage capacity
Program area
512k
1.5M
512k
1.5M
512k
1.5M
512k
1.5M
512k
Power-loss retention area
4 kilobytes
4 kilobytes
4 kilobytes
4 kilobytes
4 kilobytes
Operating voltage
24VDC
24VDC
220VAC
24VDC
220VAC
220VAC
24VDC
DC 24V transmitter output
DC 24V 800mA
DC 24V 800mA
DC 24V 800mA
DC 24V 800mA
DC 24V 800mA
Number of expansion modules
≤14
≤14
≤14
≤14
≤14
Pulse input
2-way single-phase
2-way single-phase
2-way single-phase
2-way single-phase
2-way single-phase
2-way single-phase
2-way single-phase
2-way single-phase
2-way single-phase
Interrupt input
4
4
4
4
4
4
4
4
4
High-speed counting
2 lanes
(I1/I3) 100 kHz
2 lanes
(I1/I3) 100 kHz
2 lanes
(I1/I3) 100 kHz
2 lanes
(I1/I3) 100 kHz
2 lanes
(I1/I3) 100 kHz
2 lanes
(I1/I3) 100 kHz
2 lanes
(I1/I3) 100 kHz
2 lanes
(I1/I3) 100 kHz
2 lanes
(I1/I3) 100 kHz
High-speed output
2 lanes
(Q1/Q2) 100 kHz
2 lanes
(Q1/Q2) 100 kHz
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-
2 lanes
(Q1/Q2) 100 kHz
2 lanes
(Q1/Q2) 100 kHz
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Route 4
(1Q1/Q2/03/04)200kHz
Timer (T)
256 units
256 units
256 units
256 units
256 units
256 units
256 units
256 units
256 units
Counter (C)
256 units
256 units
256 units
256 units
256 units
256 units
256 units
256 units
256 units
Password protection
There is
There is
There is
There is
There is
There is
There is
There is
There is
Real-time clock
There is
There is
There is
There is
There is
There is
There is
There is
There is
RS485
Quantity
Method
Isolation
Communication rate
Communication protocol2 lanes
Half-duplex
Isolation
9600–38400 bps optional
Modbus RTU master station, Modbus RTU slave station, Free-Port protocolEthernet
Number of ports
Physical Layer
Topological structure
Communication protocol2 units (sharing one IP address)
10BASE-T/100BASE-TX
Star-shaped, daisy chain
Modbus TCP master, Modbus TCP slave, Free-Port protocol, MQTTWireless communication
4G
ZigBee
LoRaSupport
Support
SupportInput characteristics
Input type
Input voltage
Permitted range
Isolation method
Isolation Group
Isolation withstanding voltageDrain-type/Source-type
24VDC
12VDC-30VDC
Optoelectronic isolation
2
2500/5000 V rmsOutput characteristics
Output type
Rated voltage
Maximum current per single node
Rated current of the public terminal
Isolation Group
Isolation withstanding voltageTransistor (sink type)
24VDC
500mA
4A
2
2500/5000Vr.m.sRelay
24VDC/220VAC
3A
4A
4
2500/5000Vr.m.sTransistor (sink type)
24VDC
500mA
4A
2
2500/5000Vr.m.sRelay
24VDC/220VAC
3A
4A
4
2500/5000Vr.m.sTransistor (sink type)
24VDC
500mA
4A
2
2500/5000Vr.m.sOperating temperature
-10℃ to +55°C
Storage temperature
-40℃ to +70°C
Relative humidity
5%~95% (no condensation)
Power consumption (max)
2.8W
Weight (g)
460
Width × Height × Depth (mm)
128mmx90mmx75mm

*The information provided in this text is merely a general description and introduction to the product’s features. The content of this document is subject to change as the product undergoes further development. The right of interpretation rests with Aotuo Technology Co., Ltd.
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