Description
SPM MAIN - Intelligent Energy Meter Stackable - Main Unit
Connect up to 32 SPM-4Relay -A SPM-Main can be connected to 32 SPM-4relays. Each SPM-4Relay has 4 isolated channels to help you manage devices more conveniently.
Energy measurement - You can monitor power consumption by checking the EWELINK app on your mobile phone. Obtaining current, voltage and power easily.
Max. 20a/gang - Each canal can withstand a maximum current of 20A, without fear of high power load.
Communication by RS-485 -SPM-MAIN communicates with SPM-4relays through RS-485, which allows the transmission of stable and multi-terminal long distance data.
Overload protection - Once overload protection is enabled, it can protect your burning devices.
Product characteristics:
Brand: Sonoff
Model: SPM-MAIN
Color white
Material: PC v0
Micro SD Memory: 8GB-32GB
Input: 100-240v ~ 50/60Hz 50ma Max
Wi-Fi: 802.11 B/g/n 2.4GHz
Dimensions: 142.5 x 90 x 66.5 mm
Reference: SNSPM