Guizhou Yuanmiao Automation Equipment Co., Ltd.: 1Yr

Anshun, Guizhou, China; Main products: ABB Triconex Foxboro LAM, Bentley Motorola Schneider, Kollmorgen HIMA ALSTOM, Reliance GE HONEYWELL NI、ICS

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Home > Products > ABB > ABB TU715F 3BDH000378R0001 I/O Terminal Unit, 24 VDC

ABB TU715F 3BDH000378R0001 I/O Terminal Unit, 24 VDC

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Product Details

Material	Other, Global universal model	Condition	Other, Global universal model
Task	Other, Global universal model	Mathematical Model	Other, Global universal model
Signal	Other, Global universal model	Customized	Non-Customized
Structure	Other, Global universal model	Operating Temperature	-20℃~65℃
Relative Humidity	5%-95% (non-condensing)	Dimensions	250×180×80mm

Product Description

I. Overview

The ABB TU715F 3BDH000378R0001 is a high-performance controller interface module, serving as a core interface component of the ABB Advant OCS (Open Control System) series control systems. It is specifically designed to enable efficient data interaction between controllers, external devices, expansion modules, and upper-level systems. Its core positioning is "the signal hub and interconnection bridge of the control system". By integrating a high-stability communication protocol processing unit, multi-type interface conversion circuits, and redundant fault-tolerant design, it realizes real-time transmission and accurate interaction of information such as control commands, process data, and status feedback. It is widely applicable to large-scale industrial equipment control, distributed system linkage, and remote monitoring scenarios in fields including electric power, chemical industry, building materials, and non-ferrous metals.

With its core advantages of "high compatibility, strong stability, redundant reliability, and convenient integration", this module deeply meets the strict requirements of industrial control for interface modules, such as "efficient data transmission, stable and reliable connection, and adaptation to multi-device scenarios". It performs excellently in typical application scenarios:

In the electric power field, it is used in the Distributed Control System (DCS) of thermal power plants to realize real-time data interaction between the Advant OCS controller and on-site I/O modules (e.g., AI810, DI810). The transmission delay is ≤2ms, ensuring accurate collection of unit operation parameters and rapid execution of control commands.
In the chemical industry, it is adapted to the interlock control system of large-scale chemical fertilizer production equipment, connecting the controller and the Emergency Shutdown System (ESD). It realizes millisecond-level transmission of fault signals and synchronous issuance of interlock commands, with a fault response time of ≤3ms, ensuring the safe operation of the equipment.
In the building materials field, it is applied to the central control system of cement production lines, connecting the controller with frequency conversion speed control devices, metering instruments, and other equipment. It supports multi-protocol data conversion, enabling precise regulation of the production process and parameter optimization.

The hardware architecture adopts an industrial-grade solution of "protocol processing core + multi-interface conversion unit + redundant power supply circuit", and its core consists of a high-performance embedded processor, multi-protocol communication chips, signal isolation and conversion circuits, redundant bus interfaces, and fault diagnosis circuits. The module adopts a standard 19-inch rack-mounted design, which is compatible with ABB Advant OCS series standard cabinets and supports hot-swapping, allowing module replacement and maintenance without shutting down the system. In terms of core configuration, it is equipped with 1 main controller communication interface, 4 expansion module interfaces, and 2 upper-level computer communication interfaces. It supports various mainstream industrial communication protocols such as Modbus, Profibus-DP, and Ethernet/IP, and the protocol type can be flexibly switched through software configuration. The communication rate can be adaptively adjusted from 1200bps to 100Mbps according to the protocol type, meeting data transmission needs in different scenarios. For industrial-grade reinforced design, it uses components with a wide temperature range (-20℃~65℃), adopts double-layer PCB boards and a metal shielding enclosure (shielding effectiveness ≥85dB), and has built-in surge protection (±1.5kV), overvoltage protection, and EMC filtering circuits. It complies with international industrial standards such as IEC 61010-1 and IEC 61000-4-2/4, and can operate stably in harsh industrial on-site environments with strong electromagnetic interference and high/low temperature fluctuations.

II. Technical Parameters

Parameter Category	Parameter Name	Specific Parameters	Unit
Basic Parameters	Model	ABB TU715F	-
	Order Number	3BDH000378R0001	-
	Product Type	Controller Interface Module	-
	Adapted System	ABB Advant OCS Series Control Systems	-
	Overall Dimensions (L×W×H)	250×180×80	mm
	Installation Method	Rack-mounted installation (compatible with Advant OCS standard cabinets), supporting hot-swapping	-
Communication Parameters	Number of Communication Interfaces	1 main controller interface + 4 expansion module interfaces + 2 upper-level computer interfaces	Interface
	Supported Protocol Types	Modbus RTU/TCP, Profibus-DP, Ethernet/IP, ABB Proprietary Communication Protocol	-
	Communication Rate	1200bps~100Mbps (adaptive according to protocol type)	bps/Mbps
	Transmission Delay	≤2ms (under Ethernet/IP protocol); ≤5ms (under Profibus-DP protocol)	ms
	Maximum Communication Distance	Wired: 100m (Ethernet), 1200m (Profibus-DP, shielded twisted pair)	m
	Communication Diagnosis Function	Supports diagnosis of protocol errors, link interruptions, and data loss; real-time upload of fault information	-
Power & Environment Parameters	Power Supply Method	Dual-channel redundant DC 24V power supply	-
	Input Voltage Range	DC 24V ±15%	V
	Rated Current	Normal operation: ≤0.5A; Full-load communication: ≤1.2A	A
	Operating Temperature Range	-20℃~65℃	℃
	Mean Time Between Failures (MTBF)	≥800,000 hours (at 25℃ ambient temperature)	Hour
Isolation & Protection Parameters	Isolation Method	Photoelectric isolation between interfaces, isolation voltage ≥2kVrms; Photoelectric isolation between module and bus	kVrms
	Shielding Effectiveness	≥85dB (10kHz~1GHz)	dB
	Surge Protection	±1.5kV (line-to-ground), compliant with IEC 61000-4-5 standard	kV
	Protection Degree	IP20 (module itself); IP54 (with protective enclosure)	-

III. Functional Features

1. Multi-Protocol Compatibility for Adaptive Multi-Connection Scenarios

The module has a built-in multi-protocol processing core and supports various mainstream industrial communication protocols, including Modbus RTU/TCP, Profibus-DP, Ethernet/IP, and ABB proprietary communication protocols. The protocol type can be flexibly configured through the ABB Control Builder Advant software, enabling adaptation to devices and systems from different manufacturers without replacing hardware, which greatly improves the compatibility and expandability of the system. For example, in scenarios where Siemens Profibus-DP devices and Rockwell Ethernet/IP devices are connected simultaneously, the communication protocols of the corresponding interfaces can be configured separately through software to achieve seamless data interaction between the controller and the two types of devices. When connecting traditional Modbus instruments to new Ethernet monitoring systems, the module can simultaneously perform protocol conversion and data forwarding functions, eliminating the need for additional deployment of protocol converters and reducing system integration costs. In addition, the module supports online modification and saving of protocol parameters, which take effect immediately without restarting the module, adapting to the flexible adjustment needs of on-site devices.

2. Full-Interface Isolation and Enhanced Protection to Ensure Reliable Data Transmission

It adopts a comprehensive reliability design of "isolation between interfaces + bus isolation + multiple protections", ensuring the stability and accuracy of signals throughout the entire link from data reception and processing to transmission, and adapting to harsh industrial on-site environments with strong electromagnetic interference and voltage fluctuations. In terms of isolation design, photoelectric isolation technology is used between all communication interfaces, with an isolation voltage of up to 2kVrms, which can effectively block signal crosstalk between different interfaces and prevent the overall communication interruption of the module due to the failure of a single external device. Photoelectric isolation is also used between the module and the controller bus to prevent strong electrical signals on-site from intruding into the core of the control system, ensuring the safe operation of the controller. In terms of protection design, the module is equipped with EMC filtering circuits, surge suppressors, and overvoltage protection circuits: the EMC filtering circuit can filter out high-frequency interference in the 10kHz~1GHz frequency band, complying with the IEC 61000-4-3 radiation immunity standard (20V/m); the surge suppressor can withstand transient surge impacts of ±1.5kV, protecting the communication interface chips from damage; the overvoltage protection circuit automatically cuts off the power supply when the input voltage exceeds 27.6V and automatically recovers after the fault is eliminated, preventing the module from being burned due to abnormal voltage. In scenarios with strong electromagnetic interference such as chemical industry and metallurgy, the signal transmission bit error rate of the module is ≤10?1?, which is far better than the industry average.

3. Comprehensive Redundant Design to Improve System Availability

The module adopts a dual redundant design of communication redundancy and power supply redundancy, minimizing the risk of system shutdown caused by single-point faults and ensuring the continuity of the industrial control process. In terms of communication redundancy, both the main controller interface and the upper-level computer interface support dual-link redundant backup. When the main communication link has faults such as interruption or data loss, the module can automatically switch to the backup link within 50ms. During the switching process, data transmission is not interrupted, ensuring continuous interaction of control commands and process data. The expansion module interfaces support Daisy-Chain cascading redundancy, so that the failure of one expansion link will not affect the normal operation of other links. In terms of power supply redundancy, the module adopts a dual-channel redundant DC 24V power supply design, and the two power supplies can be connected independently. When the main power supply has faults such as voltage abnormality or interruption, the backup power supply can be automatically switched within 1ms. During the switching process, the module operation is not affected, and the communication status remains stable. In key industrial scenarios such as electric power and chemical industry, the redundant design enables the module to achieve an availability of over 99.995%, significantly reducing production losses caused by equipment failures.

4. Full-Link Diagnosis Mechanism to Simplify Operation and Maintenance Management

It integrates a full-link diagnosis function of "interface-level diagnosis + module-level diagnosis + communication diagnosis". Through a combination of hardware monitoring and software verification, it realizes real-time fault detection, accurate positioning, and rapid reporting, significantly reducing the difficulty of operation and maintenance. In terms of interface-level diagnosis, each communication interface supports link on-off detection and signal strength monitoring: when the link of the expansion module interface is disconnected, the module automatically marks the faulty interface number and reports it; when the signal strength of the upper-level computer interface is lower than the threshold, it promptly issues a signal attenuation warning. In terms of module-level diagnosis, it monitors key parameters such as the operation status of the internal core processor, power supply voltage, and internal temperature in real-time. When the power supply voltage is lower than 20.4V or higher than 27.6V, or the internal temperature exceeds 70℃, it immediately reports a power fault or overheating fault, and takes protective measures such as derated operation and cutting off non-critical interfaces. In terms of communication diagnosis, it monitors the integrity of protocol data frames and the stability of transmission rate in real-time. When protocol errors occur or the data loss rate exceeds 1%, it immediately reports fault information and records details such as the fault occurrence time and data frame content. All fault information can be viewed through the ABB Control Builder Advant software, which supports fault log export and historical fault tracing, providing complete data support for maintenance personnel to quickly locate fault points and analyze fault causes.

5. Hot-Swapping and Convenient Configuration to Reduce Deployment and Maintenance Costs

It supports hot-swapping function and full graphical configuration, significantly reducing the deployment and maintenance costs of the module. The hot-swapping function allows the module to be plugged and unplugged while the system is powered on, enabling maintenance personnel to replace faulty modules without interrupting the operation of the production line: before plugging/unplugging, the module is set to the "standby" state through the controller, and the module automatically saves the current communication parameters and link status; after plugging/unplugging, the module automatically restores power supply, loads historical configuration parameters, and quickly restores the communication link. The entire process takes ≤5 seconds, avoiding the downtime loss of several hours caused by traditional module replacement. In terms of configuration, it supports the ABB Control Builder Advant full graphical configuration software. Through intuitive drag-and-drop operations, operations such as module communication protocol configuration, interface parameter setting, and diagnosis function enabling can be completed without writing underlying code. The software has a built-in dedicated configuration template for the module, which automatically identifies the module model and order number. Maintenance personnel can directly select the corresponding protocol type, set the communication rate, configure redundant links, and other parameters. After configuration, the parameters can be downloaded to the module with one click, and the software automatically verifies the rationality of the parameters to avoid parameter setting errors. In addition, the software supports online firmware upgrade of the module. The latest firmware version can be downloaded to the module via Ethernet. During the upgrade process, the module remains in the standby state and automatically restarts to resume operation after the upgrade is completed, avoiding system shutdown caused by firmware upgrade.

Company Profile

Guizhou Yuanmiao Automation Equipment Co., Ltd.

Main products: Covering globally renowned brands: Bently Nevada, Triconex, Woodward, Foxboro, Westinghouse, Reliance, Schneider Modicon, ABB, AB (Allen-Bradley), Motorola, GE Fanuc, Yaskawa, Bosch Rexroth Rexroth, ACSO, YOKOGAWA, Rexroth, NI, ICS Triplex, Kollmorgen, Mitsubishi, MOOG, Emerson, B&R B&r, SST, ALSTOM, KUKA EPRO, LAM HIMA dark Horse, HONEYWELL, prosoft, AMAT, SIEMENS, etc. The product categories include: DCS system accessories, robot system spare parts, large servo system spare parts, etc., which are widely used in power, chemical, metallurgy, intelligent manufacturing and other fields.

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Guizhou Yuanmiao Automation Equipment Co., Ltd.: Contact nameyezi
Chat Now; AddressXixiu District, Anshun, Guizhou

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Product Categories

ABB	Bently Nevada	TRICONEX	GE
ICS Triplex	HIMA	MOTOROLA	WOODWARD
HONEYWELL	Foxboro	Schneider Modicon	YOKOGAWA
EPRO	MOOG	Westinghouse	Reliance
Emerson	B&R	ALSTOM	LAM
KONGSBERG	FANUC	National Instruments	Kollmorgen
Other Brands	Rexroth	PROSOFT	Vibro-meter
Allen-Bradley	ZYGO	Praxis	METSO
Basler Electric	A-B	XYCOM	AMAT
TOSHIBA	CCC

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ABB TU715F 3BDH000378R0001 I/O Terminal Unit, 24 VDC

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