NA-RTU CPU401-1101 function introduction

• RTU has Ethernet interface, RS232 interface, RS485 interface, ZigBee wireless communication interface, digital input interface, digital output interface, analog input interface and I/O expansion module interface.
• Supports I/O expansion, and can expand up to 8 I/O modules.
• The RTU is programmed through the Ethernet interface to achieve complex logic control, data acquisition and uploading.
• Support I/O interface, RS485 fieldbus interface, wireless ZigBee network data acquisition function.
• Support RTU alarm data to actively upload SCADA system function (uplink communication protocol: IEC60870-5-104 or MODBUS TCP).
• Support a variety of dynamometer data collection methods.
• Support electric power chart measurement and auxiliary analysis: Indirectly real-time measurement of "power chart" using motor electrical data to assist analysis of oil well working conditions.
• RTU supports data retention function when power is off.
• Has a calendar clock and supports network communication school time (calendar clock power-off time is maintained for 3 months).
• Support time-marked large-capacity data buffer for upstream network interrupt RTU monitoring data (10 days).
• Support on-site measurement, control, configuration and debugging of RTU by laptop.Support remote configuration and parameter modification functions.
• Built-in temperature measurement module, real-time monitoring of ambient temperature.
• With PT100 temperature interface, real-time monitoring of ambient temperature.
• Meet the application of field environment and complex electrical environment.

Features

Stable and reliable

The fully intelligent I/O design and a series of safety and reliability designs provide a strong guarantee for the safe and reliable operation of the system.

Low power design

CPU, I/O signal, communication network,

• The CPU, I/O signal, communication network, and power supply are all isolated and protected.
• With excellent electromagnetic compatibility.
• Support password setting to protect users' intellectual property rights.

Full-featured

• Open network, 100M Ethernet, support MODBUS/TCP protocol.
• With an Ethernet port, 4 built-in serial ports (1 way 232, 3 way 485).
• With 12 DI inputs (24V), 10 DO outputs (relays), 6 AI inputs (5 4~20mA, 1 two-wire RTD).
• Rich built-in integrated functions, in addition to providing various standard operators, control function modules, standard functions, also provide practical functional modules such as PID, SOE (Sequence Of Event), etc., to solve the needs of high-end control applications at low cost.
• Integrated hardware watchdog, supports extensive fault monitoring and diagnosis.
• Comprehensive LED indication function: comprehensive LED indication of power supply, module operation, fault, communication, etc.
• Intelligent module, powerful self-diagnosis function, it can automatically reset and restart when the module fails.

Cost-effective

• CPU module integrates Ethernet interface (saving network module).
• The serial communication module provides a rich communication interface.
• Programming and debugging is convenient and fast.
• Support IEC61131-3 international standard.
• It has the functions of system configuration, database configuration, database online query, ladder diagram online monitoring, structure text online debugging, process online debugging, and ladder diagram online modification.
• The unique data safety output function makes the control equipment have higher safety function.
• Support multiple programming languages: ladder diagram LD, instruction table IL, structure text ST, sequence control chart SCC and function block diagram FBD.
• Support Chinese/English programming, greatly improving the readability of the program.
• Provide intelligent graphics and text editing functions, friendly interface.
• Support Ethernet remote programming and debugging.User programs and data are permanently saved.

*The information provided in this article is just a general description and feature introduction of the product. The content in this article may change with the further development of the product, and the right of interpretation belongs to Nanda Automation Technology Co., Ltd.