Items in basket: 0 worth: $0
Log In Registration
RU
EN
Разумный дом Разумный дом
+7 (4872) 23-51-50
info@razumdom.ru
Log In Registration
Разумный дом Разумный дом
  • Manufacturer and developer of equipment for
    automation, monitoring and dispatching
    climate

+7 (4872) 23-51-50
email info@razumdom.ru
Search
RU
EN
Log In Registration

Производитель оборудования для автоматизации, мониторинга и диспетчеризации.

  • Сatalog
    • MODBUS TCP+RTU
    • Internet Dimmers
    • Internet relay
    • Internet sensors
    • MODBUS RTU
    • Dimmers
    • Indicators
    • Input / output modules
    • Interfaces
    • Operator Consoles
    • Relay
    • Sensors
  • Development
  • Company
    About company News Documentations Purchase terms Vacancies
  • Сontacts
  • RU
    EN
Items in basket: 0 worth: $0
Main-Catalog-
MODBUS RTU
MODBUS TCP+RTUMODBUS RTU
-
Relay
DimmersInput / output modulesInterfacesSensorsOperator ConsolesIndicators
-DRM21R Relay module, 2 inputs, 1 30A relay output

DRM21R Relay module, 2 inputs, 1 30A relay output

  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
  • DRM21R Relay module, 2 inputs, 1 30A relay output
Vendor code DRM21R
Ask a specialist
Retail price
$58.55 pcs
Price per quantity from 10 pcs
$46.84 pcs
- +
To basketIn basket
Buy in 1 click
The DRM21R Relay module RS-485 MODBUS. It is a module in a housing on a 2 unit DIN rail with 2 discrete or analog inputs and one relay output up to 30A 240V.
Share this
The price is valid only for the online store and may differ from the prices in retail stores
  • Description
  • Ask a Question
  • Documentation
  • The DRM21R Relay module RS-485 MODBUS. It is a module in a housing on a 2 unit DIN rail with 2 discrete or analog inputs and one relay output up to 30A 240V. The DRM21R Executive Module is designed to create building automation systems.
    The DRM21R Relay module RS-485 MODBUS. It is a module in a housing on a 2 unit DIN rail with 2 discrete or analog inputs and one relay output up to 30A 240V. The module is controlled via the RS-485 from a controller or by PC commands under the MODBUS RTU protocol.

    The module has the following features:
    - the module has 2 analog inputs;
    - the module has 1 relay output;
    - The relay can commute up to 30A 240V. The relay has a group of A contacts (short circuit);
    - switching relay at the moment of grid voltage transition through a zero. This reduces the amount of spark on the contacts, increases the service life and increases the switching current;
    - automatic detection of the presence of a frequency of 50Hz. In the absence of a grid, switching contacts occurs at the time of admission of a command;
    - the module is connected to the RS485 bus via a 4-wire cable, including power;
    - the module supports the exchange protocol: MODBUS RTU;
    - built-in real time clock;
    - automatic calculation of coefficients of analog inputs;
    - built-in algorithms for the interaction of inputs and outputs. The number of algorithms is 128.
    - the module can work together with the controllers: “RD” or industrial controllers;
    - installation in an electrical board on a DIN rail, 2 DIN wide;
    - powering of the module from 7V to 24V.
    When connecting to contacts of large inductive loads relay (contactors, starters) it is necessary to connect a snubber (damping capacitor) in parallel with the contacts.
    When connecting to the large inductive loads (contactors, starters) to the relay contacts, it is necessary to connect a snubber (damping capacitor) in parallel with the contacts.
  • You can ask any question you may have about the product or the work of the store.

    Our qualified specialists will help you
  • Documentation

    DRM21R-UM_v2 Size: 994,6 кб
    DRM21R-Service_v2 Size: 2 мб

Ask question

By clicking on the "Submit" button, you accept the conditions Website Usage Agreements
Subscribe to news and promotions
+7 (4872) 23-51-50
email info@razumdom.ru
+7 (4872) 23-51-50
email info@razumdom.ru
2025 © «Разумный Дом»
Яндекс.Метрика
2025 © «Разумный Дом»