
See users manual for setup instructions:
www.ControlByWeb.com/support/
| Quick-Start Guide
X-404C
(For faster setup, we recommend doing this step first)
1. Register or login to your account at: www.ControlByWeb.cloud
2. Choose ‘Devices’ from the left navigation bar and click ‘New Device’.
3. On the New Device page, select the ‘Cell Device’ tab.
4. Enter a device name, the last 6 digits of serial number, and the Cell ID
(located on the side of the device) and click ‘Submit’.
5. You’ll be redirected to the Device Edit page. *Click ‘Activate SIM Card’.
6. Once activated, power up the X-404C.
May take up to 5 minutes to connect.
Cloud Setup & Cell Activation
Power
Supply
Vin+
Gnd
Power
Gnd
Data
1-Wire Bus
5Vo Connect to
Temp/Humidity
sensors (optional)
D(A) D(A)
D(B) D(B)
Gnd Ground
Gnd Ground
+Vo
Modbus
Modbus
Slave
Gnd
D(A)
D(B)
RS-485
+5V Power Input
(9-28 VDC)
Vout to sensors = Vin
Antenna SMA Connector
Cell
Power
Indicator Light: Blinking = Connecting, Solid = Connected
*Note: If data plan was
purchased separately, first
enter Data Plan Code
(sent via email) & click
‘Apply Data Plan’.
Activation may take 15
minutes. Click ‘Check SIM
Status’ to verify activation.