NA400 – Hardware Introduction and Technical Features
Category:
- Product Description
- Performance Parameters
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NA400 hardware system
Includes Controller module 、 Event Sequence Recording Module 、 General I/O module 、 Communication Processing Module 、 Backplane and System power These several parts—each module—is mounted on the backplane.
Controller module
This refers to the CPU module, which is installed on the local backplane and comes in two main categories: redundant and non-redundant. The controller features a built-in 10/100 Mbps Ethernet interface and dual serial communication ports. The internal bus is routed via the local backplane, facilitating hot-swappable controllers.
SOE Event Sequence Recording Module
Provides SOE event sequence recording functionality with a resolution of 1 ms.
General I/O module
It can be installed on both the local backplane and the expansion backplane, communicating with the controller via a high-speed internal bus.
Communication Processing Module
It can be installed on both the local backplane and the expansion backplane to add support for additional communication protocols. The NA400 controller can communicate with third-party devices via a variety of network protocols, including RS232/RS485, DeviceNet, Profibus-DP, Ethernet, and CANopen. If the NA400 control system needs to provide a specific communication function, simply install the corresponding communication module onto the backplane. A wide range of communication modules supports most of the mainstream network communication protocols.
Backplane
A carrier for installing the controller, power module, I/O module, and communication module, while also supporting local high-speed bus expansion.
Power module
The power module is mounted on the backplane to supply power to other modules. The power supply for field devices should be configured separately to ensure electrical isolation between the field and the system.

*The information provided in this document is intended solely as a general description and introduction to the product’s features. The content herein may be subject to change as the product undergoes further development, and the right of interpretation rests with Aoto Technology Co., Ltd.
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System power 5VDC Supply voltage
Ripple
Polarity Reverse Connection Protection5VDC (±5%)
<5%
SupportElectromagnetic compatibility Immunity Surge immunity
Oscillation and Immunity to Disturbances
Fast transient
Electrostatic discharge
Electromagnetic field anti-interferenceIEC61000-4-5 4 kV (common-mode) / 2 kV (differential-mode)
IEC61000-4-12 2.5 kV (common-mode) / 1 kV (differential-mode)
IEC61000-4-4 ±4kV (power supply) / +2kV (1/0)
IEC61000-4-2 ±15kV (air)/±8kV (contact)
IEC61000-4-3 10 V/m, frequency 80 MHz to 1 GHzElectromagnetic radiation Radiation interference IEC61131-2
30~230 MHz, 10 m quasi-peak less than 40 dB(μV/m)
230~1000 MHz, 10 m quasi-peak less than 47 dB(μV/m)Conducted interference IEC61131-2
Quasi-peak value at 0.15–0.5 MHz is less than 79 dB(μV); average value is less than 66 dB(μV).
Quasi-peak less than 73 dB(μV) and average value less than 60 dB(μV) in the frequency range of 0.5–30 MHz.Environmental adaptability Climate and environment Operating temperature
Operating humidity
Working altitude
Storage temperature
Storage humidity-10℃ to +55℃
5%–95%, no condensation
5000m
-40℃~+60℃
5%–95%, no condensationMechanical environment Vibration
Impact
Tumbling and overturning
Free fallIEC 60068-2-6: Part 2-6/10 up to 58 Hz, constant amplitude 0.075 mm, 1G (gravitational acceleration), amplitude 0.3 mm, frequency 58–150 Hz
IEC 60068-2-27: 15G, duration 11 ms
IEC 60068-2-31: 50 mm, dropped 4 times (unpacked)
IEC 60068-2-32: 1 m, dropped 5 times (transport packaging)Enclosure protection Enclosure protection rating IEC60529 IP20 (Protects against the ingress of foreign objects larger than 12 mm; not waterproof) *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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