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Modbus RTU (RS-485)

Modbus RS-485 input and output modules

In this part of our store you will find industrial I/O modules with Modbus communication protocol and RS-485 interface, used to extend existing systems with additional resources of digital or analog inputs / outputs. Extension modules are most often used in control systems in which the central units are PLC or industrial computers, therefore the RS485 interface and the Modbus RTU protocol are used for communication.

Learn more about Modbus RS-485 I/O modules

Our I/O modules are devices that communicate with the most popular PLC devices and devices that support the MODBUS MASTER protocol. In addition, they have (depending on the model) digital or analog inputs and convenient wire connectors.

For your convenience, we have divided the input and output modules into three basic categories depending on the type of inputs and outputs they support and having a temperature input. Thanks to this division, your purchases will be easier and you will find faster the Modbus RS-485 module that interests you.

SDM-16I SDM-16I
2-3 days
Brand: Aspar Model: SDM-16I
Industrial expansion module, 16 digital inputs on Modbus RTU, with RS485 interface. Features:INPUT: 16 digital inputsOUTPUT: Interface: RS485 - Modbus (ASCII, RTU)Mount: DIN rail16 configurable 32-bit countersCounter modes: pulse counter; timer; encoderInputs of PNP or NPN type depending on the connectionGalvanic isolation of inputsLarge, convenient cable connectors (up to 2.5 mm2)Configuration: free softwareHousing height: 62mm2 years warrantyMa..
660,48 zł
SDM-16O-PNP SDM-16O-PNP
2-3 days
Brand: Aspar Model: SDM-16O-PNP
Industrial expansion module, 16 PNP digital outputs on Modbus RTU, with RS485 interface. Features:OUTPUT: 16 digital outputs PNPINPUT: RS485 - Modbus Slave (ASCII, RTU)Mount: DIN railDefault (configurable) output states when power is turned onPNP type outputs with maximum current up to 0.5ABuilt-in protection diode - Inductive loads without additional protection (contactors, relays, pneumatic and low power hydraulic solenoid valves)LEDs for signa..
660,48 zł
SDM-6RO SDM-6RO
2-3 days
Brand: Aspar Model: SDM-6RO
Industrial expansion module, 6 relay outputs on Modbus RTU, with RS485 interface. Features:OUTPUT: 6 relay outputsINPUT: RS485 - Modbus Slave (ASCII, RTU)Mount: DIN railDefault (configurable) output states when power is turned onOutputs both NO and NC typeMaximum current 5A 250V ACMaximum current 10A 24V DCLarge, convenient cable connectors (up to 2.5 mm2)Galvanic isolation of outputsConfiguration: free softwareHousing height: 62mm2 years warrant..
660,48 zł
SDM-8I8O SDM-8I8O
Shipping 24h Test for Free!
Brand: Aspar Model: SDM-8I8O
Industrial 8-channel Input and 8-channel Digital Output Module to Modbus RTU, with RS485 interface. Features:INPUT / OUTPUT: 8 digital inputs, 8 PNP outputsOUTPUT / INPUT: RS485 - Modbus Slave (ASCII, RTU)Mount: DIN rail8 configurable 32-bit countersCounter modes: pulse counter; timer; encoderInputs of PNP or NPN type depending on the connectionPNP type outputs with maximum current up to 0.5ABuilt-in protection diode - Inductive loads without add..
660,48 zł
M-7065 CR M-7065 CR
2-3 weeks
Brand: ICPDAS Model: M-7065 CR
4-channel Isolated Digital Input and 5-channel Relay Output Module using DCON and Modbus Protocols. The I-7063 module provides 8 digital input channels and 3 Form A relay output channels, and the 7065 series provides 4 digital input channels and 5 Form A relay output channels. All digital input channels can be used as 16-bit counters. In addition, the digital input channels can be selected either as sink- or source-type via wire connections. The ..
670,12 zł
M-7064 CR M-7064 CR
2-3 weeks
Brand: ICPDAS Model: M-7064 CR
8-channel Form A Signal Relay Output Module. The M-7064 module provides 8 Form A signal relay output channels. The M-7064D module include 8 LED indicators that can be used to monitor the status of the relay output, and options are provided that allow power-on and safe Relay Output values to be configured. 8 kV ESD, 4 kV EFT and 3 kV surge protection are also provided to enhance noise protection capabilities in industrial environments, making the ..
679,76 zł
M-7068 CR M-7068 CR
2-3 weeks
Brand: ICPDAS Model: M-7068 CR
4-channel Form A Signal Relay Output and 4-channel Form C Signal Relay Output Module. The M-7068 provides 4 Form A signal relay output channels and 4 Form C signal relay output channels, while the M-7069 provides 4 Form A power relay output channels and 4 Form C power relay output channels. Both include 8 LED indicators that can be used to monitor the relay output status, and options are provided that allow power-on and safe digital output values..
679,76 zł
MOD-8AI MOD-8AI
2-3 days
Brand: Aspar Model: MOD-8AI
Industrial expansion module, 8 universal analog inputs to Modbus RTU, with RS485 interface. Features:INPUT: 8 analog inputs, universalOUTPUT: Interface RS485: Modbus (ASCII, RTU)Power supply: 10 ~ 38VDC; 10 ~ 28VACOperation of voltage inputs + 10V, + -10VSupports current inputs +-20mA, 0-20mA, 4-20mAEach channel can be freely set to measure voltage or current with different measuring rangesTwo configurable NPN outputs up to 500mA, switched remote..
684,58 zł
MOD-8AO MOD-8AO
2-3 days
Brand: Aspar Model: MOD-8AO
Industrial expansion module, 8 analog universal outputs on Modbus RTU, with RS485 interface. Features:OUTPUT: 8 analogue outputs, universalINPUT: Interface RS485: Modbus (ASCII, RTU)Voltage outputs support: 0 - 10VCurrent outputs support: 0-20mA, 4-20mAEach channel can be freely set as a voltage or current outputLEDs for signaling the status of the outputsLarge, convenient cable connectors (up to 2.5 mm2)1000V galvanic isolation between RS485 int..
684,58 zł
M-7041P CR M-7041P CR
2-3 weeks
Brand: ICPDAS Model: M-7041P CR
14-channel Isolated Digital Input Module with DCON and Modbus Protocols.The I-7041 and I-7041P provide 14 channels for digital input, each of which features photocouple isolation. In addition, either sink- or source-type digital input can be selected via wire connections, and all channels are able to be used as 16-bit counters. The I-7041D and I-7041PD include 14 LED indicators that can be used for DI channel status monitoring. 4 kV ESD protectio..
689,40 zł
M-7041PD CR M-7041PD CR
2-3 weeks
Brand: ICPDAS Model: M-7041PD CR
14-channel Isolated Digital Input Module with DCON and Modbus Protocols and LED Display.The I-7041 and I-7041P provide 14 channels for digital input, each of which features photocouple isolation. In addition, either sink- or source-type digital input can be selected via wire connections, and all channels are able to be used as 16-bit counters. The I-7041D and I-7041PD include 14 LED indicators that can be used for DI channel status monitoring. 4 ..
689,40 zł
M-7050D CR M-7050D CR
2-3 weeks
Brand: ICPDAS Model: M-7050D CR
7-channel Non-isolated Digital Input and 8-channel Non-isolated Digital Output Module using the DCON and Modbus Protocols with LED Display. The I-7050 series of modules offers channels for digital input and 8 channels for digital output, each of which are non-isolated. The I-7050 supports sink-type output using an NPN open collector, and source-type input. All input channels are able to be used as 16-bit counters. There are also options to enable..
689,40 zł
Showing 37 to 48 of 139 (12 Pages)
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