Modbus
communications protocol for sharing data between controllers.
See Also: Communication Protocol, Near Field Communications, Data Communications, Modbus RTU
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Product
6-Pwer Relay/6DI IoT Modbus/SNMP/MQTT Ethernet Remote I/O
ADAM-6066
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I/O:6ch relay/6ch digital input(counter)Protocols:MQTT(TLS),SNMP,Modbus TCP,RESTful API,ASCIIGCL to perform basic logic control rulesPeer-to-Peer function to map I/O statusCloud access: Data update to AzureBuilt-in web serverWatchdog timer to recover the system
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Product
8 RTD/6DI/8DO IoT Modbus/OPC UA Ethernet Remote I/O
ADAM-6315
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OPC UA empowers Modbus I/O users to access the industrial IoT world.OPC UA I/O links SCADA and the cloud without the need for gateways, accelerating OT and IT convergence.Hardware and software double security levels to prevent being hacked.Cost-effective: high I/O density and daisy-chaining solution saves cost.
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Product
Modbus RTU Analog Input Modules
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The Datexel range of Modbus RTU analog input cards for both RS485 and RS232 with Modbus or ASCII protocol can be combined with the DAT9000 series of Modbus Masters. A choice of input cards or modules are available and have various optional inputs such as Voltage, Current, Thermocouples, RTD, and Resistance. Also a choice of 2, 4, 8 channel options are available. The DAT3011 is a Modbus RTU Slave with 1 selectable universal input (Thermocouples, RTD, mV, RTD's or Resistance), 2 x 4-20mA or 0-10V input and 2 x4-20mA outputs. The DAT3011 also has 3 digital inputs and 3 relay outputs. Each module is isolated from each other and is set up using the DAT3000 software Development package which is free of charge from the Datexel download web page. Datexel also has universal input modules. An 8 channel analog input card is available making the DAT3000 series a very economical solution to large and small scale Data Acquisition. Combining these analog input cards with the analog output cards, the digital input/output cards and the communication devices make Datexel the smart choice where Data Acquisition is required.
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Product
M-2000 Modbus RTU Remote Data Acquisition Modules
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M-2000 data acquisition remote I/O modules are similar to our I-2000 modules and support both Modbus RTU and DCON protocols. They come in a wide variety of analog and digital configurations. The analog and digital I/O types they support include: current, voltage, thermistor, thermocouple, frequency, relay, strain gauge, etc.
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Product
Economic Type Temperature Indicator
CS1-T
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CS1-T economic type Temperature Indicator has been designed with high accuracy measurement, display and communication of Thermocouple or Pt100Ω.They are also available 1 option of 1 Relay outputs, 1 Analogue output or 1 RS485(Modbus RTU Mode) interface with versatile functions such as control, alarm, re-transmission or communication for a wide range of machinery and testing equipments applications.
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Product
Economic Type Frequency Indicator
CS1-RL
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CS1-F economic type Frequency Indicator has been designed with high accuracy measurement, display and communication of Frequency.The innovation feature is auto-range input from 0.01Hz~ 100KHz (option ~140KHz) and the display resolution will auto-change to show the highest according to input frequency.They are also available 1 option of 1 Relay outputs, 1 Analogue output or 1 RS485 (Modbus RTU Mode) interface with versatile functions such as control, alarm, re-transmission or communication for a wide range of panels and testing applications.
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Product
Economic Type Potentiometer Indicator
CS1-PM
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CS1-PM economic type Potentiometer Indicator has been designed with high accuracy measurement, display and communication of resistance (3 wires) as like as Positioner.The meter supports Field Calibration function. It can be calibrated with sensor (Potentiometer) to meet machinery structure.They are also available 1 option of 1 Relay outputs, 1 Analogue output or 1 RS485 (Modbus RTU Mode) interface with versatile functions such as control, alarm, re-transmission or communication for a wide range of machinery and testing equipments applications.
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Product
8AI IoT Modbus/SNMP/MQTT 2Ports Ethernet Remote I/O
ADAM-6217
Ethernet I/O Module
8ch analog input(voltage or current)Protocols:MQTT(TLS),SNMP,Modbus TCP,RESTful,ASCIIGCL to perform basic logic control rulesCloud access: Data update to AzureAuto-bypass function to ensure daisy-chain data transmissionPeer-to-Peer function to map I/O statusBuilt-in web serverWatchdog timer to recover the system
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Product
Sensor Device for Developers
Waspmote
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Libelium Comunicaciones Distribuidas S.L
Ultra low power (7µA)120+ sensors integrated on 10 Sensor Boards15 radio technologies:Long range: 4G / 3G / GPRS / LoRaWAN / LoRa / Sigfox / 868 MHz / 900 MHzMedium range: ZigBee / 802.15.4 / DigiMesh / WiFiShort range: RFID/NFC / Bluetooth 2.1 / BLEOver the Air Programming (OTA)Encryption libraries (AES, RSA, MD5, SHA, Hash)Certified encapsulated line (Plug & Sense!)Industrial Protocolos: RS-232, RS-485, Modbus, CAN Bus, 4-20mA
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Product
5 Digit Frequency Meter
CM1-F
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CM1-F is an economical and simple frequency meter with a 20mm 5-digit LED display, and the display rangecan be set by pressing the button. Anti-interference design, reliable quality, simple installation and operation.At the same time, it has 2 sets of relay output or 1 set of analog output or 1 set of RS485 (Modbus RTU mode) communication ports for selection.The built-in design of the operation buttons can avoid human misoperation and is suitable for various mechanical use.
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Product
4 2/3 Digit Voltage/Current Meter
CS1-VA
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CS1-VA economic type Voltage/Current Meter is designed with high accuracy measurement, display and communication of 0~600V or 0~10A for DC/AC/TMRS.They are also available 1 option of 1 Relay outputs, 1 Analogue output or 1 RS485 (Modbus RTU Mode) interface with versatile functions such as control, alarm, re-transmission or communication for a wide range of industrial and testing applications.
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Product
Modbus Utility
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A test tool of Modbus connection. Support Modbus TCP, Modbus RTU, Modbus ASCII connections. Support Modbus Functions: 01: Read coil status. 02: Read input status. 03: Read holding register. 04: Read input status. 05: Write single coil status. 06: Write single holding register.
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Product
10 Digit Rate/Batch Counter
CS2-MC
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The CS2-MC provides dual input(A/B phase) and display with high speed, counting, control and communication (Modbus RTU mode) of Pulse from encoder, proximity switch, photo switch or flow meter for counting, length and position control. There are 3 external control input (DI) in standard and the optional 4 Relay, 1 Analogue, and RS485 port available.The relays are also support N, C, R, E mode and Hi/Lo energized for batch / totalizer and position control.
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Product
8AI/2DO IoT Modbus/SNMP/MQTT Ethernet Remote I/O
ADAM-6017
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8ch analog input(voltage or current)/2ch digital outputProtocols:MQTT(TLS),SNMP,Modbus TCP,RESTful API,ASCIIGCL to perform basic logic control rulesPeer-to-Peer function to map I/O statusCloud access: Data update to AzureBuilt-in web serverWatchdog timer to recover the system
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Product
16FE+2G Combo Managed Ethernet Switch Support Modbus/TCP, -40~75℃
EKI-5626CI-MB
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16 Fast Ethernet ports + 2 Gigabit Copper/SFP combo ports (EKI-5626C/CI-MB)Entry-Level Managed SwitchIXM function enables fast deploymentManagement: SNMP v1/v2c/v3, WEB, Standard MIB, Private MIB
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Product
PoE Ethernet Modbus TCP I/O Modules
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PET-7000 Series Modbus TCP modules can be Powered over Ethernet (PoE) and are configurable and accessible over a web browser. The PET-7000 series modules can be powered by an IEEE802.3af compliant PoE switch. Both Ethernet and power can be carried by an Ethernet cable eliminating the need for additional wiring and power supply. They come with our FREE EZ Data Logger Software for data collection and monitoring applications.
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Product
4 2/3 Digital Process Meter (1/32 DIN)
CS3-PR
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CS3-PR Process Indicator has been designed with 0~10V and 4(0)~20mA high accuracy measurement.A compact body design for small equipment, laboratory instrument, and others.Also are available with relay output, analog output, RS485 Modbus RTU communication to cover a wide range of applications.
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Product
Zigbee Wireless Modbus RTU Data Acquisition
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ZigBee is a specification based on the IEEE 802.15.4 standard for Wireless Personal Area Networks (WPANs). ZigBee operates in the ISM radio bands and is an inexpensive and self-organizing mesh network for industrial control, embedded sensing, medical data collection, smoke and intruder warning, etc. A ZigBee network consists of a Master, router/repeater and end device. We offer ZigBee converters, repeaters and ZigBee wireless I/O. Our ZigBee data acquisition products come with our FREE EZ Data Logger Software for data logging.
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Product
10 Digit Rate/Batch Counter (Analogue)
CS2-TM-Analogue
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The CS2-TM Totalizer controller provide high accuracy measurement, display, control and communication (Modbus RTU mode) of 0~10V/4~20mA from flow meter or mV from Shunt for Amp-Hour.There are two display screen and 3 external control input (DI) in standard and the optional 4 Relay, 1 Analogue, 1 Pulse and RS485 port available. They are also support fantastic control function as like as N, R, C mode for totalizer and batch control.
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Product
8DI/8DO (Source Type) IoT Modbus/SNMP/MQTT Ethernet Remote I/O
ADAM-6052
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8ch digital input(counter)/8ch source type digital output(pulse output)Protocols:MQTT(TLS),SNMP,Modbus TCP,RESTful API,ASCIIGCL to perform basic logic control rulesPeer-to-Peer function to map I/O statusCloud access: Data update to AzureBuilt-in web serverWatchdog timer to recover the system
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Product
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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Product
4DI/4DO Modbus Ethernet I/O
WISE-4050LAN
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Supported protocols: Modbus/TCP, TCP/IP, UDP, DHCP, HTTP, MQTTSupports RESTful web API in JSON formatSupports local logging with RTC time stampSupports mobile device web configuration in HTML5Supports 10~30VDC power with reverse protection
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Product
Branch Circuit Monitor
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Multiple branches of load can be monitored togetherCan group the device as 3 phase load and single phase loadFaster communication through RS485 port (Modbus protocol)Simultaneous sampling of Volts and AmpsAccuracy Class 1.0 as per IEC 62053-21 & Class 0.5 as per IEC 62053-22 StandardsDisplays more than 25 parameters
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Product
7RTD IoT Modbus Ethernet Remote I/O
ADAM-6015
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8ch RTDProtocols: Modbus TCP, RESTful API, ASCIIGCL to perform basic logic control rulesPeer-to-Peer function to map I/O statusWiring burn-out detect functionIsolation protection: 2000VDCBuilt-in web server
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Product
CAS Modbus Scanner
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CAS Modbus Scanner is a utility to retrieve coils, inputs, holding registers, and input registers from a Modbus enabled device. Values retrieved from the device can be viewed in many different formats including Binary, HEX, Uint16, Int16, Uint32, Int32, and Float32. This utility can also discover Modbus devices on your network if you do not know their address. It works by testing every address, function, length, offset to check for exceptions or responses.
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Product
RS232 RS485 RS422 Serial To Ethernet Modbus Converters / Device Servers
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In the past two decades, legacy serial communication protocols such as Modbus have merged rapidly with modern TCP/IP communication, yielding benefits including widely available infrastructures and greater distance, reliability, and flexibility. CommFront offers a range of industry-proven, easy-to-use serial to Ethernet converters and device servers, both hardware and software types. The applications of our serial to Ethernet converters include acting as a device server or a Modbus RTU/ASCII to Modbus TCP protocol converter; extending serial ( RS232 / RS485 / RS422 / TTL) communication distance over Ethernet network; controlling serial devices from remote Modbus TCP software or Modbus RTU master via Ethernet network; making a wide variety of M2M communication applications possible by enabling client access independent of any operating system or proprietary protocol; and converting conventional serial data network into TCP/IP network, etc.
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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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Product
Multifunctional Meter
CPM-12
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CPM-12 multifunction power meter provide high accuracy single phase and three-phase measuring and displaying, energy accumulating, power quality analysis, and data communication.Hardware can be option a a RS485 Modbus communication port.Auto wiring change (Note) via softwareCE and FCC approved
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Product
Soil Moisture Sensor
Modbus RS485
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This is a contact-less capacitive soil moisture sensor, a continuation of my I2C soil moisture sensor. This particular version of the sensor is suited for more professional installations where long cable runs is a requirement. It adds a local voltage regulator to mitigate the voltage drop and RS485 transceiver to accommodate long wires, also reverse polarity and an additional ESD protection level is added.
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Product
6AI/2AO/2DI/2DO IoT Modbus/SNMP/MQTT Ethernet Remote I/O
ADAM-6024
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6ch analog input/2ch analog output/2ch digital input/2ch digital outputProtocols:MQTT(TLS),SNMP,Modbus TCP,RESTful API,ASCIIGCL to perform basic logic control rulesPeer-to-Peer function to map I/O statusWatchdog timer to recover the systemIsolation protection: 2000VDCBuilt-in web server
