История
20 апреля 2021
Часть переводимой страницы WB-MRM2-mini.
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FuzzyBot переименовал страницу WB-MRM2-mini/en в WB-MRM2-mini Modbus Relay Modules/en без оставления перенаправления: Часть переводимой страницы WB-MRM2-mini.
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27 ноября 2019
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Обновление для соответствия новой версии исходной страницы.
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17 июля 2019
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Новая страница: «== Images and drawings of the device == {{WBPictures|1}}»
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Новая страница: «List of known faults»
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Новая страница: «== Known faults and bugs ==»
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Новая страница: «== Device firmware update == Starting with the new firmware versions of the device, the firmware update functionality (firmware) via the Modbus Protocol is suppor…»
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Новая страница: «== Modbus control == Details of the work with the module via Modbus Protocol are written in Relay Module Modbus Management/en|Управление модуля…»
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Новая страница: «The Safety Timer slider allows you to set the shutdown time (in seconds) of all outputs when there is no communication with the Wiren Board (0 – the safety time…»
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Новая страница: «Using virtual switches Relay1 and Relay 2 in the web-interface, you can control the corresponding outputs of the module and monitor their status. If the relay is…»
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Новая страница: «{| border="0" class="wikitable" style="text-align:center; float:right; margin-left: 10px;" |- |Файл:WB-MRMR2-mini-WEB-relay.png|300px|thumb|center|Relay ch…»
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Новая страница: «An example of controlling a WB-MRM2-mini relay module with a Wiren Board 5 controller and programming control scenarios will be discussed in a simple layout, wher…»
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Новая страница: «== Module Control via the Wiren Board web interface ==»
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Новая страница: «The WB-MRM2 device is standard, so its description is specified in the template that is stored on the Wiren Board controller in the file /usr/share/wb-mqtt-serial…»
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Новая страница: «Note: the green Status led on the back of the WB-MRM2 module has started to flash intermittently, which means that the Wiren Board is communicating with the module.»
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Новая страница: «A new device appeared in the Devices section, the name is made up of the device type and address: '''WB-MRM2 43'''»
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Новая страница: «== Add module to the web interface of the Wiren Board controller == {| class="wikitable" style="float:right; margin-left: 10px;" !File:WB-MRMR2-mini-WEB.png|300…»
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Новая страница: «File:Installation_WB5%2BWB-MRMR2-mini.png|550px|thumb|center|Sample installation and connection of the module. The module is powered from the controller ("-"…»
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Новая страница: «The module must be installed in such a way as to meet the requirements of electrical safety and to prevent accidental contact of contacts under high voltage. The…»
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Новая страница: «If the device is the last one on the RS-485 line, a 120 Ohm resistor-terminator must be installed between its inputs A and B. Practice shows that in the case of b…»
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Новая страница: «Fixed buttons or switches are connected between the GND pins and the corresponding inputs b1 and b2. The current flowing when the button or switch is closed is sm…»
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Новая страница: «When connecting switched devices, it is important to remember that each of the screw terminals can withstand a current of up to 7 A.»
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Новая страница: «The screw-free terminal blocks on the relay Board are used to connect power lines, control (RS-485) and input contacts. When used in the installation of tips, it…»
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Новая страница: «== Installation== The relay module is freely mounted in mounting boxes, cable channels, etc.»
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16 июля 2019
Новая страница: «== Data exchange == At the physical level, the module is connected via RS-485 interface. Modbus RTU Protocol is used to control the meter. In Wirenb…»
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Новая страница: «===Module dimensions === 400px|thumb|left |Module dimensions WB-MRM2-mini»
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Новая страница: «{| border="1" class="wikitable" style="text-align:left" |- !Parameter !Value |- ! colspan="2" |"Power Supply" |- |Supply voltage |9 — 24 V DC |- |Power consumpt…»
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Новая страница: « Our detailed article in russian on habr.com about the choice of relay parameters for the switched load: https://habr.com/ru/company/wirenboard/blog/422197/»
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Новая страница: «==Technical specifications==»
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Новая страница: «'''IMPORTANT:''' it is not recommended to use switches (also known as lock buttons) in the trigger mode of inputs. Input interference may be perceived as a short…»
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Новая страница: «The inputs have several modes of operation: trigger mode (for control with buttons) and repeat mode (for control with switches). In the trigger mode, to change th…»
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Новая страница: «=== Inputs === 420px|thumb|left|Closed input in trigger mode may be unstable The screw-free terminals b1 and b2 of the module have 2 inp…»
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Новая страница: «The module can enable safe mode timer, which disables all of the relay after a specified time at the termination of the data exchange through Modbus module.»
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Новая страница: «Relay contacts are protected from overvoltage by TVS-diodes.»
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Новая страница: «The module version of the NS (normally closed contacts) has two relays HF32F ([http://www.hongfa.com/pro/pdf/HF32FA_en.pdf Datasheet]), switched currents are less…»
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Новая страница: «=== Outputs=== 250px|thumb|riht|Relay contacts The module version NO (normally open contacts) has two relays HF32F-G ([http…»
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Новая страница: «== General information == === Purpose=== Two-channel relay module WB-MRM2-mini is designed for use in building automation systems. The module is controlled from…»
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Новая страница: «{{DISPLAYTITLE:Dual Channel Relay Mini-module WB-MRM2-mini}}{{#vardefine:ProductFullName1|Dual Channel Relay Mini-module WB-MRM2-mini NO}} {{#vardefine:FileName1|…»
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Новая страница: «WB-MRM2-mini»
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