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Low power GPRS / cdma-rtu

Agriculture, forestry, animal husbandry and fishery, industrial and mining enterprises, municipal engineering,hydrology

and water conservancy, scientific research institutions, real estate and construction industry, etc

Low power GPRS / cdma-rtu
Low power design, solar power supply. Wide range power supply DC 10-30V.
Product overview
Low power design, solar power supply. Wide range power supply DC 10-30V.
Product features

·Low power design, solar power supply.

·Wide range power supply DC 10-30V.

·Have the ability of logic programming.   The GPRS CDMA communication module is optional.

·Interface: 2-way com, 4-way AI, 4-way Di, 6-way PI and 3-way do.

·It has passed the regulations of water resources and hydrology related industries of the Ministry of water resources.

performance parameter

Detailed parameters

Product name

Wtf1200 RTU module

Wtf1200-t RTU module



liquid crystal

Standby current

≤0.1mA /12V DC

On line current

≤6mA /12V DC

Transmitting current

≤60mA /12V DC

Real time current

≤10mA /12V DC

Serial port

  1Two debugging serial ports (RS232 / DB9) and two acquisition serial ports (RS485 / RS232)


  4Two Di interfaces (passive contact), six PI interfaces (passive contact)


  4AI interface, signal type 4-20mA / 0-5V, accuracy 0.5%


  3Circuit 5A relay contact output

Parameter setting method

  Serial port parameter setting and remote parameter setting (GPRS / CDMA)




  32Bit processor operating frequency 100MHz

storage capacity

  4MB, 8 MB, 16 MB, 32 MB (optional)

Baud rate

  300, 700, 1200, 2400, 4800, 9700, 19200, 38400 (bit / s) optional

Self powered

DC 10-30V, DC 12V, DC 24V recommended

work environment

  Temperature: - 40 ℃ - 80 ℃ humidity: ≤ 95%

Installation method

  Guideway type

Product standard

  Basic technical requirements for water resources monitoring equipment (sl426-2008) hydrological telemetry terminal (slt180-2015)

technical service

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