Modbus
communications protocol for sharing data between controllers.
See Also: Communication Protocol, Near Field Communications, Data Communications, Modbus RTU
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Product
BACnet / Modbus
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BACnet™ MS/TP and Modbus RTU communicating sensors provide an easy-to-install and cost-effective means to measure temperature and humidity anywhere on your network. They’re especially effective where there is limited controller inputs or the application is for monitoring only. All BACnet™ sensors are BTL Certified.
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Product
Modbus Data Logger
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Mod Bus is a popular protocol that is used by manufacturers of instruments and sensors. Site instrumentation already exists and parameters to be recorded are available on Mod bus. We have in store fro our clients Mod bus Data Logger that can read data from these instruments and record them periodically. These loggers are configured as per the site requirements.
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Product
Modbus Transducers
THI Sensors
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The THI-485 sensors are Modbus transducers for measuring thesurrounding temperature and relative humidity or for theacquisition of up to four passive pulse signals or digital states. This feature extends the possibilities of the device, turning it into a kind of RS485 pulse concentrator from other sensors andmeters.
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Product
Modbus Slave Simulator
ModSim
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ModSim32 is a very simple but powerful application for simulating data from modbus slave devices. ModSim is an MDI application which allows you to define multiple blocks of data points which may then be accessed from a connected modbus master.
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Product
Modbus to DeviceNet Converter
D485
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The D485 Modbus to DeviceNet Converter acts as a gateway between a Modbus RTU network and a DeviceNet network. Integration of Modbus devices into DeviceNet networks is enabled without loss of functionality, control, and reliability, both when retrofitting to existing equipment as well as when setting up new installations.
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Product
Ethernet to Modbus RTU Interface
Model 9099
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* Use Modbus TCP/IP, VXI-11, or Raw Sockets (Telnet) or to control Modbus RTU slave devices.* No special driver required which eliminates driver problems.* Controllable with Windows PC programs like C, Visual Basic, LabVIEW, VEE, etc that make VISA or SICL calls.* Controllable from MAC/UNIX/LINUX and similar computers with RPC calls.* Interfaces with PLCs or any Modbus TCP/IP Controller.* Fully VXI-11 compliant.* Works with Agilent, NI and Kikisui VISA libraries.* Internal webserver with sample Modbus device control pages for Watlow F4, F4T and EZ-Zone Controllers.* Network connectivity eliminates GPIB Bus Extension problems.* Allows multiple users to access the Modbus network or devices.* 9099 is a 2x to 5x faster than the 8099 and includes a new Modbus device control page.
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Product
Ethernet-GPIB-USB to Modbus RTU Interface
Model 9009
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* All interfaces provide full control of the Modbus RTU slave devices.* Ethernet port supports VXI-11, raw socket and Modbus TCP/IP to Modbus RTU conversion. * GPIB port works with any IEEE-488.2 compatible GPIB controller.* USB port uses Microsoft supplied driver to prevent operating system change problems.* The 9009 uses a simple command set that is accessible from any port.* Controllable with Windows PC programs like C, Visual Basic, LabVIEW, VEE, etc that make VISA or SICL calls. Works with Agilent, NI and Kikisui VISA libraries* Controllable from MAC/UNIX/LINUX and similar computers with RPC calls.* Ethernet interface protocol is fully VXI-11 compliant and does not require special PC drivers.* Internal webserver with sample Modbus device control pages for Watlow F4, F4T and EZ-Zone Controllers.* OEM oriented board designed for integration inside the user's system with only one cable. On board regulator works with 5 to 15 Vdc power.* Support programs Include ICS's VXI-11 and VISA keyboard control programs and a NTML page utility for uploading your customer webpages.
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Product
Modbus RTU Rs486/232/422
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It provides client/server communication between devices connected to different types of buses or networks. Modbus-RTU (Remote Terminal Unit) means that the Modbus protocol is used on top of a serial line with an RS-232, RS-485 or similar physical interface.
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Product
Modbus High Accuracy Fixed Flowmeter
D118i
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Gentos Measurement & Control Co.
D118i is an advanced flow meter, which applies our patented PICOFLOY technology, with ultra-high accuracy, linearity, and repeatability, and meets the high measurement accuracy requirements of users.
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Product
Modbus to Profibus Converter
P485
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The P485 Modbus to Profibus Converter acts as a gateway between a Modbus RTU network and a Profibus-DP network. Integration of Modbus devices into Profibus networks is enabled without loss of functionality, control, and reliability, both when retrofitting to existing equipment as well as when setting up new installations. The P485 Modbus to Profibus Converter is an external DIN-rail mounted device which provides Profibus network connectivity to Modbus devices via a serial RS232/RS422/RS485 interface.
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Product
Free Modbus Device Tester Software
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Global Multimedia Private Ltd.
This software was developed to test Information Displays made by Global Multimedia for modbus protocol compliance. It can be used to test your firmware on a serial device for Modbus RTU conformance.
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Product
Modbus Master Data Scanner
ModScan
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ModScan is a Windows application which operates as a modbus master. It allows you to access and change data points in a connected slave device using either the RTU or ASCII Transmission mode. ModScan is ideally suited for quick and easy compliance testing of the modbus protocol and its built-in display of serial traffic allows effective troubleshooting of field connections.
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Product
Modbus RTU Analog Input
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Provide direct connection to a wide variety of sensors to any host with an RS232 or RS485 port. The modules perform all signal conditioning, scaling, linearization, and A/D conversion. They each contain some discrete digital I/O lines and can measure signals such as:
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Modbus Module Test Tool Software
ModTest
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Modtest 2 software allows the configuration and settings of a Rotork Modbus Module Mk2 inside an individual actuator to be carried out easily and simply over the data bus. In addition, the actuator can also be exercised using this PC based software. The Modtest 2 software is used for diagnostic and maintenance of a Modbus controlled actuator over a serial link from the PC.
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Product
Modbus Controllers
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Datexel has a range of Modbus RTU Masters, Slaves, Controllers, Data Loggers and Modbus remote displays. The DAT9000 is a Modbus RTU Master with RS485, RS232 and Ethernet Interfaces. The DAT9000IO is similar to the DAT9000 but it has digital input and outputs. The DAT9000DL has an additional Data Logging facility and the DAT9000DLIO has both Data Logging and digital IO. The DAT9011 is a Modbus Master with 2 analog inputs which can chose from Thermocouple's, RTD's, Potentiometers, mA and mV's. It also has 2 outputs which can be mA or voltage. The DAT9011 can also accept digital inputs and provide 2 SPDT relay outputs. The DAT9011DL also has a Data Logging facility which can store up to 8gb of readings on a thumb drive.
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Product
Wireless Modbus Sensors
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Wireless Modbus Sensors & Condition Monitoring – The Best of 2 Worlds! Combining Phantom Wireless Sensors with an Industry Standard such as Modbus! The best in Vibration monitoring equipment!!
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Modbus Stack
softMOD
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SoftMOD is the industry-standard Modbus protocol stack for industrial automation and building management. SoftMOD supports both Modbus RTU (Remote Terminal unit) and Modbus TCP/IP (Transmission Control Protocol) as well both client and server modes.
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Product
Modbus Register Converter
Model 2390
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* Converts Modbus Registers and variables for replacement Modbus devices.* Maintain existing software when upgrading Modbus systems.* Provides serial control of Modbus RTU devices from any ASCII source.* User defined Register Conversion Table supports all Modbus RTU devices.* Internal Register Conversion Tables for Watlow F4-to-EZ-ZONE and F4-to-F4T conversion.* Serial ports support RS-232 and 2-wire/4-wire RS-485 signals.* Includes baud rate conversion capability.* Uses SCPI commands to load the Conversion Table and set serial settings.* Small metal case mounts on a DIN rail or on any flat panel.* 239x Table Loader Program uploads the 2390 Register Conversion Table from an Excel csv file.* 239x Serial Keyboard Program provides instant control of the 2390 and Modbus Slave Devices without writing a program.
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Product
Modbus Register Converter - Serial To Modbus RTU Interface
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Translates Modbus registers and variable types from an older Modbus devices to a new Modbus device. The Model 2390 allows upgrading Modbus RTU devices without changing the system software. The 2390 also provides serial control of Modbus RTU devices for new applications that want the ease of using simple ASCII commands strings when controlling Modbus RTU devices.
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Product
Ethernet To Modbus RTU Interfaces
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ICS's Ethernet to Modbus Interfaces provide Modbus TCP/IP to Modbus RTU serial conversion and Raw Socket (Telnet) to control Modbus RTU Slave Devices. Available in small Minibox™ and OEM board formats. OEM board has Ethernet, GPIB and USB interface ports. All Interfaces include the VXI-11 protocol for use with: LINUX, UNIX, SunOS, Apple OS X, HP-UX, IBM-AIX and Windows 2K or later Windows systems.
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Product
4DI/4 Relay Output Modbus RTU Remote I/O
ND-6160
Data Acquisition Module
The NuDAM modules provide direct communications with a wide variety of sensors; perform signal conditioning, scaling, linearization and conversion; can acquire measurements of temperature, pressure, flow, voltage, current; and handle multiple digital signal types broadly used in IoT and other industrial applications, such as facility monitoring, environment monitoring, and industrial process control. The new ND-6117, ND-6124, ND-6150, and ND-6160 modules feature Modbus/RTU as the best remote data transmission protocol, which provides customers a comprehensive product offering.
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Modbus or Laurel ASCII ProtocolSerial Output DIN Rail Transmitters
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Laureate TM Series serial output transmitters can be jumpered for two signal levels: RS232 or RS485. Two serial protocols are selectable in software: Modbus or Laurel's Custom ASCII.Modbus protocol operation is fully compliant with the Modbus Over Serial Line Specification V1.0 (2002) for 2-wire, half-duplex connection.
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Digital Panel Meter
CM3-VA7
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CM3-VA7 is a multifunctional 3-phase voltage/ current meter.With 3 phase voltage or current display at the same, configurable display range via front buttons, anti-inference design, reliable quality and easy to use and install CM3-VA7 also has multiple I/O functions including 3 relay outputs, an analogue output and a RS485 communication port running the Modbus RTU Protocol.
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Online Residual Oxident and Chlorine Monitor
CLX
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User selectable features and innovative design sets the new CLX Online Residual Oxident and Chlorine Monitor apart from the competition. Cycle times that are adjustable from 110 seconds to 10 minutes, 4-20mA and Modbus outputs that can control feed pumps and user settable alarms equates to low operating and maintenance costs. A new flow through design maintains cuvette cleanliness and allows for viewing of optical operations. The strong, shatterproof case that opens to facilitate reagent replacement also allows easy access to all service functions which reduces maintenance time. Unattended operation and low chemical usage equates to low operating cost.
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Gas Detection System Controller
SMC Sentry IT
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The SMC Sentry IT Controller is a powerful network-enabled hazardous gas detection system that operates up to 32 detectors and interfaces with devices over Modbus RTU, 4-20 mA, Sentry PSG Bus, and conventional dry contact. The embedded web application enables users to view important data remotely and provides connectivity into the Industrial Internet of Things (IIoT).
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Multi-Function Power Transducer
TD2418B
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The TD2418B is a micro-process based transducer with a 16 bits CPU (Center process unit) and equipped with full-digitized measuring, calibrating and output functions.TD2418B not only can take the place of several static con-verters and measuring instruments (V, A, W, PF, VAR, WH, VARH, Hz) by single unit, but also have some special function such as Maximum measuring, Minimum measuring and comparator output. In communication, we use the most convenient and the easiest RS232 or RS485 as our standard output port, besides, we adopt Modbus Protocol, one of the most popular protocol in the world, as our standard protocol.
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Power Quality and Revenue Meter
SEL-735
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Schweitzer Engineering Laboratories, Inc.
The SEL-735 Power Quality and Revenue Meter passes accuracy requirements three times more stringent as the ANSI C12.20 Accuracy Class 0.2 standard. Advanced load profile trending, compatible with Itron® MV-90, DNP3, and Modbus protocols, ensures integration with practically any billing system. In addition to a full set of revenue metering features, advanced power quality monitoring will report costly system disturbances.
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Product
ANSI X3.28 To Modbus RTU - Serial To Modbus RTU Converter
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Designed for legacy systems where there is a need to replace older X3.28 protocol Controllers and with new Modbus RTU Controllers. The Model 2399 provides ANSI X3.28 to Modbus RTU Conversion without changing the existing system software. The 2399 also provides serial control of Modbus RTU devices for new applications that want the ease of using simple ASCII commands when controlling Modbus RTU devices.
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Modbus TCP Gateway
SI-485MB
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SI-485MB is a Modbus gateway to convert bi-directionally Modbus RTU/ASCII of serial interface to Modebus TCP of Ethernet. The firmware for gateway process supports Modbus TCP master mode and Modbu TCP slave mode and supports all the current ModbusRTU/ASCII register and command conversion. The robust metal body, broad range of temperature, wide input voltage range, and the support for installation by options such as 35mm DIN rail and wall bracket allow you to use it for factory automation without worry.
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PROFINET Gateways
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The PROFINET Fieldbus gateways provide seamless communication between Modbus RTU/TCP and PROFINET communication protocols.





























