GSM 2 Relay Special
GSM x 4 Relay Controller, NOT 3rd party seller, NOT a box mover, we Design, we Program, we Build, we Sell because we support from the UK, this unit has single aerial and no enclosure.
The Temperature is read using the Dallas Single Wire DS18B20 device, this is a raed only unit NOT a Temperature Controller !
Range is -20 Deg C to +55 Deg C
4 x Relay Output
1 x Temp Control
Min 2 amps
Relay contact rating - 6 amps
Must be in strong network signal area.
GSM Controller - Sim800L
Main Controller - 16f18346
2 x Inputs 9-12vdc
Temperature Controller - Dallas DS1820
Dimensions (with SMA Aerial Socket) : 158mmx90mmx46mm (L X W X H)
RETURN & REFUND POLICY
Return and Refund policy.
7 days return for full refund.
Warranty 12 Months.
We do not refund and postage costs.
We will only send tracked and signed.