About this item
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
Maximum peak current @5.0V – 2000mA Maximum current per relay – 10A peak 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 MCP23017 chip The logic power supply voltage should match the voltage levels on the I2C bus.
Relay expected life Mechanical - 10,000,000 operations min.and also Relay expected life Electrical - 100,000 operations min. at rated load
Product Description
Device specification :
USA SELLER
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 130mm x 150mm
Operation DC voltage – 5.0V
Maximum peak current @5.0V – 2000mA
Maximum current per relay – 10A peak
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 MCP23017 chip
The logic power supply voltage should match the voltage levels on the I2C bus.
WIFI ESP8266 sample codes, Webpage interface:
Full project on Github - https://github.com/krida0electronics/16-Channel-WEB-Relay
ESP8266 WIFI Access Point, ip address 192.168.4.1 - https://github.com/krida0electronics/16-Channel-WEB-Relay/blob/main/16ch_relay_wifi_web_AP.ino
ESP8266 WIFI Client - https://github.com/krida0electronics/16-Channel-WEB-Relay/blob/main/16ch_relay_web_CLIENT.ino
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