Modbus
communications protocol for sharing data between controllers.
See Also: Communication Protocol, Near Field Communications, Data Communications, Modbus RTU
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Product
Atmospheric Pressure Sensors
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Equipped with LCD displaySuitable for space measurementsOutput signal RS232Advantech ADAM and Modbus compatible
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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
8AI/11DI/10DO IoT Modbus/OPC UA Ethernet Remote I/O
ADAM-6317
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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
Fieldbus Gateway
EKI-1242IEIMS
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Modbus RTU/TCP to 3-in-1 EtherNet/IP or PROFINET or OPC UA Protocol Gateway, Wide Temperature. Seamless integrate Modbus RTU/TCP and EtherNet/IP or PROFINET or OPC UA communication. Built-in real time diagnostic to increase high efficiency of device management.
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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
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
6 Digit Weighing Controller
A6-SG
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A6-SG weighing controller has been designed with high accuracy measurement (24bit A/D), 6 digital display, flexible I/O functions and communication port for general weighing application.They are also build in 4 Relay outputs, 4 External Control Inputs, 1 Analogue output and 1 RS485 (Modbus RTU Mode) interface with versatile functions such as control, alarm, re-transmission and communication for a wide range of industrial applications.They was designed the tracking zero and tracking stable function in programming level. According to the system, user can set the function to get the suitable reading.According the purpose, the 4 relays can be selected individual for feeder, discharge, peak, or alarm in 7 control modes.
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Product
Multifunctional Meter
CPM-80
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CPM-80 multifunction power analyzer provide high accuracy single phase and three-phase energy measuring and displaying, energy accumulating, power quality analysis, data logging and data communication. CPM-80 series meters are able to measure bidirectional, four quadrants kWh and kVarh. It provides maximum/minimum records for power usage and power demand parameters. Hardware standard built in a RS485 Modbus communication port , 4 Digital inputs, 2 Relay outputs, LCM and 2MB flash for data-logging. In addition , also provide TOU , voltage and current THD, harmonics up to the 63rd and auto wiring change via software .
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Product
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
4 Digit Voltage/Current Meter
CM1-VA
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CM1 series Indicator has been designed in simple function and 4 digital 20.0mm LED displays with economic cost.They can be programmed by tact switches that are hidden in backside of front bezel.They are also available option of 2 Relay outputs, 1 Analog 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 applications.
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Product
Digital Panel Meter
CM3-VA9
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CM3-VA9 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-VA9 also has multiple I/O functions including 6relay outputs, 3 analogue output and a RS485 communication port running the Modbus RTU Protocol
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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
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
18DI/18DO IoT Modbus/OPC UA Ethernet Remote I/O
ADAM-6350
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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
Temperature & Humidity Transmitter
HTO
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- CO2 measuring element: NDIR Sensor 2- CO measuring element: Electrochemical sensor- Temperature/Humidity sensing element : CMOS sensor- Analog output option:4~20mA or 0~10V- Communication output option:RS485 Modbus RTU- Configured by PC with free software via USB cable (option)- Present value offset adjustable- Inside buttons for adjust output parameters- LCD backlight color to Indicated CO/CO concentration 2- Temperature measuring range can be -50~100℃ via USB console port to setting
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Product
4 2/3 Digital Temperature (RTD) Meter
CS2-T
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CS2-T Temperature Indicator has been designed with high accuracy measurement, display and communication of Thermocouple or Pt100Ω.They are also building in 4 Relay outputs, 3 External Control Inputs, 1 Analogue output and 1 RS485 (Modbus RTU Mode) interface with versatile functions such as control, alarm, re-transmission and communication for a wide range of machinery and testing equipments application.
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Product
ANSI X3.28 to Modbus RTU Converter
Model 2399
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* Converts ANSI X3.28 commandslinto Modbus RTU packets.* New 32 Address Mode supports multi-channel Modbus Controllers like the Watlow MLS300.* Control Modbus RTU devices from any ASCII serial source.* Serial ports support RS-232 and 2-wire/4-wire RS-485 signals.* Includes serial baud rate conversion.* Internal logic is IEEE-488.2 compatible and uses SCPI commands for configurtion setup.* 2399 mounts on a DIN rail or on any flat panel.* Inexpensive way to maintain manufacturing equipment such as semiconductor fusion chambers, etc as the ANSI Controllers become obsolete.* Application Note AB23-3 describes how to use the 2399 to replace obsolete Watlow Controllers in the Axcelis/Fusion Gemini Asher.* 2399 Serial Keyboard Program lets you control and setup the 2399 and test the ANSI modes.* 239x Table Loader Program uploads ANSI Command Table entries from an Excel csv file.
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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.

















