i-meter® 636

Multi-Customer or Multi-Load Metering Made Easy!


The i-meter® 636 is a Multi-Customer Metering System. Capable of metering up to 16 single elements the compact design is great for applications where Tenant or Energy Cost allocation is important. The i-meter® 636 provides critical KwH as well as the ability to monitor Volts, Amps, KiloWatts, Power Factor, and Frequency (V, I, kW, kVA, PF, Hz).

  • Innovative Metering Solution
  • Approved by Measurement Canada and meets ANSI revenue standards
  • Multi-Customer Metering System can be integrated or embedded into any Distribution Panel
  • Optional data display can be mounted in a utility room or management office
  • Support Building Automation Systems in Modbus, BacNet, RF or TCP/IP
  • Compact design usually installs right next to the breakers can save valuable installation time.
  • The i-meter® 636 works as a 16 single-element, 8 2-elment or 5 3-element meter
  • Applications: Residential, Commercial, Industrial

Cost-effective electric meter - Guide energy efficiency audits - Track your energy consumption

Interested? Buy Now

Product Summary

Dimensions Inches 16.5H x 4.5W x 2D
Dimensions Centimeters 42H x 11.5W x 4.5D
Mounting Option Embedded / External
# of Meters 1 to 16
Meter Elements (CTs) 1 to 16
Voltage Auto Ranging, 90 to 347 VAC (L-N)
Service Type 1Ø2W, 1Ø3W, 2Ø3W, 3Ø4W wye, 3Ø3W Delta*
Current Transformers 100 mA output
Instrument Transformer Interface Yes
Memory 45 days (5 min intervals) kWh
Pulse Output Wh
Communications MODBUS, RTU, Bacnet, MSTP, RF, Ethernet
Frequency 45 to 65 Hz
Accuracy Class 0.5
Real Time Measurements V, I, kW, kVA, PF, Hz
Operating Temperature -40°C to +53°C
Regulatory Compliance / Approvals Measurement Canada, CSAC/US , UL, CE, CTEP
Patent U.S. Patent No. 8,049,488

*Delta systems require potential transformers


Product Information Typical Drawings

Product Sheet

User Manual

i-meter® 636 Single Enclosure

i-meter® 636 with External Current Transformers - Multi-Suite

Modbus Wiring Diagram

i-meter® 636 Installation Video