Modbus TCP Gateway IOT Cellular Modem Support 4G Wireless Communication
- 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
| | |
| Number of ports | RS485*1 | Number of interfaces | 1 Relay output |
| Standard | RS485: A, B | Standard | DO*1 |
| Baud rate | 600～921600bps | Mechanical durability | 10^7 |
| Data bit | 8, 9 | Electrical durability | 10^5 |
| Stop bit | 0.5, 1, 1.5, 2 | Capacity | 5A 250VAC 30VDC |
| Check Bit | NONE EVEN ODD | |
| | Number of interfaces | 2 Relay input |
| Voltage | 9~36V | Standard | DI*2, COM*1 |
| Current | 60mA(aver) @9V
30mA(aver) @36V | Detection range (wet node) | 5~50V->High0~2V->Low |
| | |
| ESD | IEC61000-4-2, Level 4 | Number of Interfaces | 1 Analog input |
| Surge | IEC61000-4-2, Level 3 | Standard | AI*1 |
| Group pulse | IEC61000-4-2, Level 3 | Scope of test | 4~20mA |
- Features of IOT Cellular Modem
-
- Support 1 relay output
Support 2-way DI (dry/wet node) input
Support 1 analog quantity (current) input
Support 8 conditional control instructions, control more convenient
Support 1 RS485/RS232 can not be used at the same time
Support serial heartbeat package
Support multiple function codes: 01, 02, 03, 04, 05, 06, 0F, 10
Support setting the direction of active data reporting
Support TCP_Client, HTTP_Client
Support two working modes: master mode, slave mode, master mode supports cascading multiple Modbus devices - Compatible with Modbus RTU/TCP
Support cloud forwarding, cloud networking
Support local upgrade and remote upgrade
Support hardware watchdog
Multiple indicator lights show working status
Support domain name address resolution
Support setting APN
Support signal quality query
Support SIM card number query
Support heartbeat package
Support any format of registration package to ensure the legitimacy and uniqueness of the device identity
Provide one switch output
Support timing flip relay status
Support setting relay start state
| | ZHC4931 |
| RS485 Modbus | √ |
| RS485 Automatic Acquisition | √ |
| Virtual Serial Port | √ |
| Connfiguration Software | √ |
| Threshold Report | √ |
| Configuration Software Docking | √ |
| Modbus RTU/TCP | √ |
