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Gelidus Research Expandable 3 Phase Power Meter Base Kit

Price range: $88.00 through $95.00

The PM2 delivers ESPHome/Home Assistant Split Single Phase or 3 Phase power monitoring.

  • PM2 Hardware Features
    • Fused Switched On/Off selectable 120/240V AC supply input
    • AC Mains isolation supply and voltage sense transformer on main board
    • Optional Individual Phase Channel Voltage References (120/240 to 6V AC optional reference transformer(s) required)
    • 3 Phase expandable riser channel cards with fully routable AC voltage reference inputs to CT line matching.
    • Integrated ESP32-C6 module supports Thread and WiFi on ESPHome.
    • USB flashing connector
    • CT Phono inputs and CT screw terms on main board (Expansion risers are CT phono only)
SKU: PM2-BASE-KIT1 Categories: ,

Description

The Gelidus Research Expandable 3 Phase Power Meter monitors energy usage of your AC mains panel and optional circuits in real time.

This kit includes 1 x AC Cord, 1 x Main Board with External Antenna , 1 x Riser board, 3D Printed Enclosure, 2 x 13mm Current Transformers and an AC Wire Clamp.

A total of 6 channels are available in the kit, Split Phase whole home monitoring will have 4 free channels. In 3 Phase systems 3 channels are free for additional monitoring.

This 3 Phase Power Meter provisions:

  • Energy usage data collection with ESPHome and Home Assistant
    • View the energy usage of your entire home.
    • Monitor costs of your electric appliances.
    • Review and graph historical energy data.
    • Monitor your Day, Hour, Week, Month, Year total Kilowatts (KWH)
    • Deep insight with Active, Apparent, Harmonic Power, Phase Angle, Peek Current and Power Factor data.
    • Optional Voltage Reference Transformers (VRT) and 3 channel expansion modules.
  • Reliable non-intrusively connected energy monitoring hardware!
    • Cost effective, very accurate and pre-calibrated.
    • Powerful 160Mhz dual core ESP32-C6 wireless module coupled with an ATM90E32.
    • Antenna included for exceptional WiFi/Thread range.
    • IEEE 802.15.4 Thread, Matter, Zigbee and Wifi 6 capable hardware.
    • Works with ESPHome Wifi, BLE or Thread components.
    • Powered  via an AC mains isolation transformer.
    • Metering is connected via non-intrusive current transformer phase line clamps.
    • Completely isolated mains power supply and mains monitoring circuit connections

Software Elements:

The Gelidus Research Expandable 3 Phase Power Meter board is designed to run on ESPHome frameworks. ESPHome integration with Home Assistant (HA) is ideal for providing a rich user interface. Adding the PM2 to ESPHome and HA is easy using the preinstalled PM2 captive portal or directly with the USB-C programming port. Once connected to your WIFI network you can interface to HA using one of the provided install guides. ESPHome network connectivity is via Thread or the standard WiFi 6 mode.

Coming Soon (PM2 Install Guide: https://www.gelidus.ca/pm2-setup-guide)

Example YAML: pm2v1

Additional Info: https://esphome.io/components/sensor/atm90e32

Features:

  • IC: MicroChip ATM90E32
  • Real Time Data Sampling
    • Up to 18 current channels – 20-200A per channel with the various CT’s we offer.
    • Expandable from 3 to 18 channels using 3 channel stackable risers.
    • 1 voltage reference integrated with the internal AC isolation transformer.
    • 2 additional reference voltage inputs are configurable for high accuracy installs.
    • Measurement Error: 0.5 to 1% based on the chosen CT type.
    • Dynamic Range up to 6000:1 based on the chosen CT type.
    • Gain Selection: Up to 4x
    • Voltage Reference Drift Typical (ppm/°C): 6
    • ADC Resolution (bits): 16
  • Data Outputs
    • Voltage
    • Current
    • Frequency
    • IC Temperature
    • Active Power
    • Reactive Power
    • Apparent Power
    • Power Factor
    • Phase Angle
    • Harmonic Power
    • Peek Current

3D printable STL plastics files are available here:

Enclosures: PM2.v1.4.cap PM2.v1.4.one.layer PM2.v1.4.one.layer.cap PM2.v1.4.bot PM2.v1.4.two.layer.cap PM2.v1.4.so.cap

An instruction guide is currently in development. In the meanwhile you can find supporting YAML here.  https://github.com/GelidusResearch/grpm2

 

Additional information

Weight .75 kg
Dimensions 10 × 6 × 5 cm
CT

2 x SCT-013, 3 x SCT-013

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