Remote Terminal Unit IOT Cellular Modem With DI DO AI Ports For PLC Connection

• Introduction​ of IOT Cellular Modem

Product model: ZHC4931, providing 1RS485/1RS232/1DI/1DO/1AI interface.
Features: Threshold reporting, wet and dry node detection, and the device itself supports logical operations.
Protocol: Support Modbusr RTU/TCP adaptive.
Industrial-grade quality: anti-reverse connection, anti-surge, dual watchdogs, can work normally at -20℃~+60℃
The product is suitable for: data security monitoring, remote water pump automatic control, water resources real-time management system

Parameters of IOT Cellular Modem

• Collection function of IOT Cellular Modem
• 
  Collect analog standard signals such as pressure and water level transmitters, 4-20mA signals (default);
  Collect data from 485 meters such as flow meters and electricity meters;
  Support fixed-point/timing acquisition, freely configure acquisition/frequency
  Incompatible instrument protocols can be instrument-driven development

• Details of IOT Cellular Modem ZHC4931

Antenna: GPS antenna (ZHC4931G supports GPS), MAIN (LTE network antenna).
SIM: Press the yellow dot on the side of the SIM card slot, pop out the card tray, and insert the SIM card.
DC5~30V (terminals): DC5~30V input.
RESET: restore factory button
DC5~30V (DC power socket): DC5~30V input.
WORK: Equipment operating status indicator
NET: Network status indicator/network data receiving indicator
DATA: Data transmission indicator
POW: Power indicator
485: RS485 interface.
232: RS232 interface (Choose)
DO: NC is normally closed, COM is common
DI: DI1~2 are 2-channel dry (wet) node detection, sharing one COM terminal.
AI: AI is 1 analog signal input

Founded in 2015, Chengdu Zongheng Intelligence Control Technology Co., Ltd. is a high-tech enterprise focusing on the research, development, production and sales of Internet of Things communication control terminal products and related overall solutions. Takes the IOT intelligent communication terminal as the entry point, combines edge computing and big data cloud platform, and realizes data collection, transmission and intelligent control and other functions in the application of the Internet of Things. At present, the company's products have been widely used in intelligent water conservancy, intelligent agriculture, intelligent audio-visual and other scenes.