Translations:Wiren Board 4:Аппаратная часть/173/en: различия между версиями

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As compared to version 3, input protection and general noise protection are significantly improved.
As compared to previous versions, input protection and general noise immunity are significantly improved.
#Protection of all inputs from power supply voltage (up to 24 V) and pulse noise.
#All inputs are protected from applying the power supply voltage (up to 24 V) and transient noise.
#Protection from reverse polarity.
#Wiren Board 4 is protected against reverse polarity.
#One optically isolated RS-485 port.
#Wiren Board 4 features one optically isolated RS-485 interfaces.
#Diode protection of keys at Ax and Dx inputs from inductive loads.
#Low-side FET switches on Ax and Dx inputs are protected from negative voltage spikes from inductive loads.
#Protection relay contact from sparking.
# Relays have sparking suppression circuits

Текущая версия на 01:24, 15 ноября 2015

Определение сообщения (Wiren Board 4:Аппаратная часть)
По сравнению с 3 версией, значительно улучшена защита входов и общая помехозащищенность.
#Защита всех входов от подачи напряжения питания (до 24 В) и импульсных помех.
#Защита от переполюсовки питания.
#Один оптоизолированный порт RS-485.
#Диодная защита ключей на входах Ax и Dx от индуктивной нагрузки.
#Защита от искрения контактов реле.

As compared to previous versions, input protection and general noise immunity are significantly improved.

  1. All inputs are protected from applying the power supply voltage (up to 24 V) and transient noise.
  2. Wiren Board 4 is protected against reverse polarity.
  3. Wiren Board 4 features one optically isolated RS-485 interfaces.
  4. Low-side FET switches on Ax and Dx inputs are protected from negative voltage spikes from inductive loads.
  5. Relays have sparking suppression circuits
Источник — https://wirenboard.com/wiki/index.php?title=Translations:Wiren_Board_4:Аппаратная_часть/173/en&oldid=5232