16-way IO controller

Product introduction:

ZHC4941 is an industrial-grade 4G RTU that provides 8 DI, 8 DO, 8 AI and 1 RS485/232 interfaces. It supports local logic processing operations, automatic collection and active reporting, Modbus RTU/TCP adaptation, and automatic calibration thresholds. Reporting, configuration software docking, dry and wet node IO detection and other special functions support one-to-one and many-to-one networks

Product parameters:

Product Features:

◆Support 8 relay outputs

◆ Support 8 DI (dry/wet node) inputs

◆Support 8 analog (current) inputs

◆ Supports 8 conditional control instructions, making control more convenient

◆Support serial heartbeat package

◆ Supports multiple function codes: 01, 02, 03, 04, 05, 06, 0F, 10

◆ Support setting the direction of active data reporting

◆ Support TCP_Client, HTTP_Client

◆Supported equipment

◆ Supports two working modes: host mode and slave mode. The host mode supports RS485 cascading of multiple Modbus devices.

◆ Compatible with Modbus RTU/TCP

◆ Support cloud forwarding and 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 registration packages in any format to ensure the legality and uniqueness of device identity

◆ Provide one switching output

◆ The relay adopts photoelectric isolation

◆ The relay retains the long-open and long-closed state

◆Support timing flip of relay status

◆ Support setting relay start status