Description
The Gelidus Research 3 Phase Power Meter Riser Board expands the GRPM2 3 Phase Expandable Power Meter.
This 3 Phase Power Meter Riser provisions:
- Reliable non-intrusively connected energy monitoring hardware!
- Adds 3 ATM90E32 input channels.
- Flexible Voltage Reference input routing.
- Cost effective main board expansion.
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
- 3 current channels – 20-200A per channel with the various CT’s we offer.
- Each Phase Voltage Reference can be selected from the 3 phases.
- 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: Base Board, Snap Locking One Layer Riser, Snap Locking One Layer Cap, Snap Locking Two Layer Cap, Snap Locking Cap













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