Description Specifications Shelly Plus Uni (the Device) is a small form factor smart universal module featuring: - Two solid state relays with potential free contacts - Pulse counter - Analog and two digital inputs It allows: - Remote control of electrical devices via mobile phone, tablet, PC, or home automation system - Standalone operation on a local Wi-Fi network - Control via cloud-based home automation services Shelly Plus Uni can be accessed, controlled, and monitored remotely from any place with internet connectivity, as long as connected to a Wi-Fi router and the Internet. It also features an embedded Web Interface for monitoring, control, and settings adjustment. Physical Data:PCB Dimensions (L x W x H): 40 x 21 x 7 mmWeight: 8.5 g (with cables)Environmental Conditions:Ambient Temperature: -20 °C to 40 °CHumidity: 30% to 70% RHElectrical Specifications:Power Supply: 8-24 VAC; 9-28 VDC; 5 VDC (stabilized, via 5 VDC and GND)Power Consumption: Input Circuit Specifications:Digital Input Resistance: 50 kΩDigital Input Triggering Voltage: 1.5 V (active low level)Output Circuit Specifications:Max Switching Voltage: 30 VMax Switching Current: 300 mASensors and Measurement Devices:Voltmeter: 0-15 VDC / 0-30 VDC (two-range)Pulse Counter Input Triggering Voltage: 1.5 V (active low level)Pulse Counter Max Frequency: 1 kHzSupported External Sensors: Single DHT22 or up to five DS18B20Radio Specifications:RF Frequency Range: 2400 - 2495 MHzMax RF Power: Wi-Fi Protocol: 802.11 b/g/nWi-Fi Range: Up to 30 m indoors and up to 50 m outdoors (depends on local conditions)Bluetooth Protocol: 4.2Bluetooth Range: Up to 10 m indoors and up to 30 m outdoors (depends on local conditions)MCU Specifications:CPU: ESP32-U4WDHFlash Memory: 4 MBFirmware Capabilities:Schedules: 20Webhooks (URL Actions): 20 with up to 5 URLs per webhookScripting: YesMQTT: YesCoAP: No
