Stock availability type:  A - always in stock

Introduction

This model is designed for general purpose use for remote control and measuring trough Internet.

You can open a comparison table of different models from here.

 

Input-output channels in NetControl 4R4S1A:

  • switch on-off/reboot (SPDT relay contact) of up to 4pcs appliances for up to 7A/22VAC (with ability of automatic reboot on PING lost to 8 IP addresses)
  • 4 inputs for external sensors for: temperature (via TDS300), humidity (HDS300), water (WDS300)
  • integrated "theremoregulator" mode between temperature sensor and of the relay channels
  • alarm input (for mechanical contact/button) for signalization (SNMP trap, MQTT) of rack/cabinet burglary; or for AC voltage detector VDS300
  • plastic case dimensions 118x72x35mm

 

Basic functions and network protocols supported

  • 10/100 BASE-T Ethernet (Auto MDI/MDIX) with differential overvoltage surge protections
  • Supported protocols ARP/DHCP/ICMP/TCP/IP/SNTP/SNMP/TFTP client/WEB server/MQTT/SPC Cloud
  • 802.1q VLAN support
  • SNMPv1 (ONLY snmpget/snmpset) protocol for access to all parameters and functions
  • SNMP traps and MQTT events generation on input change
  • Flexible user-defined system of sequences of actions (Macros)
  • Start of macros on analog input change (Automation)
  • Start of Macros on PING lost to IP addresses (PING monitor)
  • Real-time software clock (RTC) with the ability to start Macros at user-defined time
  • WEB access to all parameters and functions
  • TFTP client for firmware update
  • Firmware update in Web interface

 

Applications

  • SmartHome applications
  • Reboot (automatic on PING lost/manual) of hung home network equipment (ADSL modem, routers, APs)
  • "Internet controlled power socket" for 220VAC
  • general purpose 4 channel relay module with Web/SNMP control
  • IP guarding
  • IP thermometer and thermoregulator; IP humidity meter

 

um icon Application notes

 

um icon User manual and SNMP MIB

 

firmware Latest firmware image (also publicly available by TFTP at 84.40.112.77)

IMPORTANT! Before updating, please read "FirmwareRevisionHistory.txt" from archive for information on how the new version will affect your current settings!

 

firmware Beta firmware with support of MQTTs (TLSv1.2)