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Sonoff 4CH Pro (R2) User Guide
Hi, welcome to use Sonoff 4CH Pro! Sonoff 4CH Pro is a 4 channel din rail
mounting 433MHz RF remote WiFi switch that can independently control
the 4 home appliances. It supports switching among 3 working modes:
inching/interlock/self-locking mode.
Power supply: 90-250v AC(50/60Hz)/5-24v DC. Max current: 10A/gang.
1. Download "eWeLink" app.
Search "eWeLink" in APP Store for iOS version or Google play for Android
version.
2. Wiring instruction
If you want to connect the Sonoff 4CH Pro with lights or appliances. Please
strictly follow the wiring diagram as shown below:
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Table of Contents
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Summary of Contents for Sonoff 4CH Pro
- Page 1 Sonoff 4CH Pro (R2) User Guide Hi, welcome to use Sonoff 4CH Pro! Sonoff 4CH Pro is a 4 channel din rail mounting 433MHz RF remote WiFi switch that can independently control the 4 home appliances. It supports switching among 3 working modes: inching/interlock/self-locking mode.
- Page 2 R1-R4 work as local control switches, you can directly press it to turn on/off the corresponding gang. They also work as pairing button. If you connect the Sonoff 4CH Pro with a motor, the wiring instruction is as below:...
- Page 5 Working Mode Settings RF Remote Settings 3. Add Device 1. Power up your device through 90-250v AC(50/60Hz) or 5-24v DC.
- Page 6 2. Press and hold one of the 4 switch buttons for 7 seconds until the wifi LED fast blinks 3 times and repeats. 3. Click the “+” icon on eWeLink to search device, select the corresponding pairing icon, click next. The App will auto-search the device.
- Page 7 4.2 Now eWeLink only support 2.4G wifi communication protocol, 5G- WiFi-router is not supported 5. Next, the device will be registered by eWelink and add it to your account ，it takes 1-3 minutes. 6. Name the device to complete. 7. Maybe the device is “Offline” on eWeLink, for the device needs 1 minute to connect to your router and server.
- Page 8 2. In inching mode, you can turn on the connected devices for 1-16s . For example, you can turn on CH1 connected device for 1s, then auto-off.
- Page 9 3. In interlock mode, you can turn on 1 device every time, and turn off other devices at the same time. For example, if you have turned on CH2, then when you turn on CH3, CH2 will be auto-turned off at the same time.
- Page 11 We will introduce how to switch among the 3 modes below: As you can see from the image, there are S5, S6, K6 and K5. CAUTION: Please cut off the power supply before switching S5, S6, K5, K6. Whether you use DC or AC input, make sure you have unplugged the power plug every time!!! It’s very dangerous if you don’t cut off the power supply, and the new settings cannot be activated.
- Page 12 4 (CH4). Toggle the switch down (0), the corresponding channel enters into inching mode; Toggle the switch up (1), the corresponding channel enters into self-locking mode. Please note that if S6 is toggled to the right(0), your 4CH Pro is in interlock mode, it’s invalid to set K5.
- Page 13 Please refer to the Sonoff 4CH Pro/Sonoff 4CH Pro R2’s delay time setting list below: 4. RF Remote Settings Learn with 433MHz RF Remote：Each gang can supports 1 RF key, which means each gang can only remember the RF key learned last time. Quickly press twice one of the switches below, then press one of the ABCD buttons on your RF Remote.
- Page 14 Clear 433MHz Coding: S5 is 433MHz code clearing button, please press and hold it until the 4 LEDs lit up green and off. 5. APP Features 1. Use WiFi to remote control 4 devices separately. Turn on/off by tapping on device icon. Device status will simultaneously display on the interface.
- Page 15 Scene allows triggering on/off your devices automatically. Scene Settings is in the upper right corner of Device List. You can set up scenes or smart scenes to trigger on/off Sonoff 4CH Pro. Users should select “Click to execute” in the condition, add different existing devices, name the scene and save it.
- Page 16 Answers: The newly added device need 1-2 min to connect to your router and the Internet. If it stays offline for a long time, please judge the problem by the wifi led status: 1.1. Wifi led quickly blinks one time and repeats, which means device failed to connect to the router.
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