16 Channel WIFI I2C Smart Electromagnetic Relay module Webpage interface ESP8266Designed by KRIDA Electronics in Latvia
Device specification : Board comes fully assembled! Comes with programmed ESP8266 WIFI module Default firmware type Access Point, SSID "16CH relay AP", default IP address 192.168.4.1 PCB boar…Read More…
Device specification :
Board comes fully assembled!
Comes with programmed ESP8266 WIFI module
Default firmware type Access Point, SSID "16CH relay AP", default IP address 192.168.4.1
PCB board dimension 135mm x 150mm
Operation DC voltage – 5.0V
Maximum peak current @5.0V – 2000mA
Maximum current per relay – 5A...10A @ different voltages
LEDs indicators for each electromagnetic relay channel
Relays with SPDT switch contacts: Normally Open, Common, Normally Closed
Relay contact resistance 100 milliohms max. ( initial value )
Relay insulation resistance 100 MOhm min. (DC 500V)
Relay operation time 8 ms max
Relay release time 5ms max
Relay dielectric strength 750 VAC, 50/60Hz between contact
Relay dielectric strength 1,500 VAC, 50/60Hz between all elements
Relay expected life Mechanical - 10,000,000 operations min.
Relay expected life Electrical - 100,000 operations min. at rated load
Working temperature range - 25 C ~ + 80 C
The module contains an I2C expander 16bit PCF8575 chip
The logic power supply voltage should match the voltage levels on the I2C bus.
Depending on the relay stock available, the relay manufacturer may differ
WIFI ESP8266 sample codes, Webpage interface:
Full project on Github - link to the Github folder
ESP8266 WIFI Access Point, ip address 192.168.4.1 - ARDUINO IDE esp8266 code
ESP8266 WIFI Client - ARDUINO IDE esp8266 code
Worldwide shipping with tracking number.
Please track your tracking number at 17track.net or track-trace.com.
Dispatching in 1-3 business day.
Estimated delivery time to Europe 14-28 business days, others countries up to 30 days.
For express shipping please contact before order.
Free contact me, if you have any question !
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Enis | April 6, 2021
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