1 results found for "rs485 modbus gprs 3g 4g iot gateway"
  • Wifi Rtu Modem Iot Gateway Front view
    SCH-L2020S 3G 4G Wifi Rtu Modem Iot Gateway
    ♦Adopted highly integrated industrial 32-bit ARM MCU ♦Reliable performance with built-in double watchdog, 24×7 operation ♦With signal filtering mechanisms ♦Network-reconnect and retransmission to ensure data accurately transmit ♦Update RTC automatically or manually, clock source support Sms, NTP, CwtIO Server ♦Can set multiple timers(second, minute, day, week, month) to upload data ♦Provide configure software, visual programming ♦Optional inside battery that life is 8-20 hours, cellular module Intelligent sleep when power los

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