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CWT-L1120S 1Di 1Do 2Ai RS485 Modbus Gprs 3G 4G Wifi Rtu Modem Iot Gateway
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CWT-L1120S M2M IoT Gateway
For acquiring the remote operating parameters and process management, CWT-L1120S IOT M2M Gateway help machine to access internet via GPRS/4G/Wi-Fi and establish TCP/IP connection with server.CWT-L1120S can be widely used in industrial automatic control, base station / computer room monitoring, environmental monitoring, water conservancy project, power industries, agriculture, etc.
CWT-L1120S Options and Basic Features
2G/4G Version Standard Package
IO port feature
DI (digital input) features:
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Accept dry contact
DO (digital output) features:
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Transistor output (drive voltage=power supply voltage, Drive current≤500mA
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Remote or local event activate DO on/off/pulse
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Remember status when power lost
AI (analog input) features:
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Accept 4-20mA (option: 0-5V), Sampling frequency: 33Hz, 16-bit precision)
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Convert signal to actual measure value,support adjustment
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Configurable parameters for signal acquisition, alarm, data communication
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Detect connect or disconnect to alar
RS485 port features
Modbus master mode on RS485 to read16 registers from slaves and push data to server by TCP/IP(optional multiple protocol)
Communication Features
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Adopted highly integrated industrial 32-bit ARM MCU
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Reliable performance with built-in double watchdog, 24×7 operation
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With signal filtering mechanisms
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Network-reconnect and retransmission to ensure data accurately transmit
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Update RTC automatically or manually, clock source support Sms, NTP, CwtIO Server
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Can set multiple timers(second, minute, day, week, month) to upload data
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Provide configure software, visual programming
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Optional inside battery that life is 8-20 hours, cellular module Intelligent sleep when power los
Specification
CWT provide free cloud service
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