Overview
Specification
Resource
Application
Model
- Overview：
- Cat4 mode：LTE-FDD、LTE-TDD、TD-CDMA、WCDMA、CDMA2000、CDMA、GPRS
- 8 channels of 4-20mA analog input(12 BIT), 6 channels of switching input, 6 channels of switching output, 2 channels of RS-485 MODBUS interface, One 10 / 100MB Ethernet port
- Support 2.4-band WiFi protocol,Configure various parameters of DTU through serial port, WiFi and network port
- Provide analog upper and lower limit threshold SMS alarm and digital input high and low level SMS alarm
- One Ethernet port support the function of Modbus RTU to TCP and TCP to RTU, and connect the camera to realize real-time monitoring
- Support TCP / UDP, multiple socket protocols and multi server parallel communication
- Comway Protocol
- Standard TCP/UDP Protocol
- Support mqtt, HTTP protocol and customized protocol to facilitate communication with multiple platforms
- Support device monitoring by Scada software through comway virtual serial software or VPN network on modbus rtu or tcp protocol
- Online network management is realized through Netview software
| Analog Input | |
| Input type | 4-20mA current input or 0-5V voltage input |
| Resolving power | 12bit |
| Number of input channels | 8 |
| Measurement accuracy | 0.005 |
Digital input |
|
| Number of input channels | 6 |
| Isolation mode | 4 channel photoelectric isolation, 2 channel high-speed counting input (non photoelectric isolation) |
| Number of pulse input | 2 ( Multiplex high speed digital input channel) |
| Digital output | |
| Number of output channels | 6 |
| Power off memory | Initial value of automatic recovery setting after power failure |
| Data storage | |
| Storage capacity | 16MB Byte flash |
| Time calibration | |
| Calibration mode | Network timing |
| Upload data frame format | Modbus RTU protocol, comway string format protocol |
| Supporting mqtt protocol and JSON data structure | |
| Communication interface | Two RS-485 interfaces are MODBUS master and slave ports respectively |
| One Ethernet interface , 10 / 100MB | |
| Mobile parameters | |
| Cat4 mode | LTE-FDD、LTE-TDD、TD-CDMA、WCDMA、CDMA2000、CDMA、GPRS |
| SIM card type | Drawer type, SIM card |
| Socket Protocol: | Comway，standard TCP/UDP，MQTT,Http |
| Parameter setting mode | serial port, WiFi and network port |
| Working parameters： | working temperature：-30° to 75° |
| Working humidity：5 to 95%RH | |
| Power requirements： | input voltage：5 to 24 VDC |
| Average operating current：60~150mA@ 12V | |
| Maximum operating current: 1A@+12V DC | |
| Shutdown leakage current: 20uA@+12V DC |
Documentation |
WRC-826 4G RTU Brief Introduction | ||
Documentation |
WRC-826 4G RTU Pin definition and parameter configuration Guide | ||
Documentation |
WRC-826 4G RTU Application Introduction | ||
Software |
4G RTU Configure Software | ||
Documentation |
COMWAY 4G RTU AT Commands Description | ||
Package |
WRC-826 4G RTU Complete technical package | ||