Eaton PXE2TB1A3 Energy Meter - ANSI C12.20 Class 0.1
Part Number: PXE2TB1A3
Quick Summary
Eaton Power Xpert energy meter is a DIN-rail mounted device that delivers precise power measurement for industrial control panels. Engineers often confront gaps in waveform data, unreliable communications, and limited on-site visibility that slow commissioning and inflate energy costs. It carries CE marking and UL recognition, and meets ANSI C12.20 Class 0.1 accuracy, offering safety, compliance, and measurement confidence. With built-in RS485 Modbus-RTU and DNP3.0, and a 16 MB memory for waveform capture, it supports scalable energy monitoring, power quality analysis, and data-driven optimization in automation environments. This solution is ideal for panel builders and OEMs seeking a compact DIN-rail energy meter with enhanced data logging and reliable communications.
Product Information
Extended Description
PXE2TB1A3 Eaton: Eaton Power Xpert energy meter, DIN-rail mount transducer without display, Nom. 5A, Power supply 100-415V or 100-300Vdc, Built-in RS485 port with Modbus-RTU and DNP3.0 protocol, 16MB , Voltage and Current Waveform Capture
Product Name
Eaton Power Xpert energy meter
Catalog Number
PXE2TB1A3
UPC
786689875572
Product Length/Depth
4 in
Product Height
4 in
Product Width
2.5 in
Product Weight
1 lb
Compliances
Contact Manufacturer CE Marked
Certifications
UL Recognized
Type
Meter
Voltage rating
400Vac L-N, 690Vac L-L
Frequency rating
50/60 Hz
Waveform capture sampling rate
512 samples/cycle
ANSI % revenue accuracy
ANSI C12.20 Class 0.1
Feature 1: DIN-rail mounted, compact form factor (4 in x 4 in x 2.5 in) enables easy panel integration and minimizes cabinet footprint. Business impact: streamlined installation, reduced enclosure space, and quicker time-to-value in new builds or retrofits. Application: control panels in manufacturing lines where space is at a premium. Feature 2: Nominal 5A current input supports standard transducer configurations, delivering compatibility with existing current sensors. Business impact: lowers integration cost and simplifies wiring schemes while preserving measurement accuracy. Application: energy audits and subpanel monitoring in OEM equipment. Feature 3: Wide voltage supply (100-415 VAC or 100-300 VDC) provides flexible powering from different plant systems. Business impact: reduces power conversion hardware and simplifies deployment across facilities. Application: retrofit projects and multi-site installations. Feature 4: Voltage rating 400 VAC L-N and 690 VAC L-L with 50/60 Hz operation ensures compatibility with common industrial networks. Business impact: reliable operation across regional grids and consistent data for billing and energy management. Application: industrial automation and power management compliance. Feature 5: Built-in RS485 port with Modbus-RTU and DNP3.0 enables seamless integration with SCADA, EMS, and industrial controllers. Business impact: real-time monitoring, easier data enrichment, and faster commissioning. Application: integration in energy dashboards and control loops. Feature 6: 16 MB memory and 512 samples per cycle waveform capture deliver rich data for power quality analysis and event detection. Business impact: actionable insights, better fault diagnostics, and improved energy optimization. Application: detailed energy audits, quality monitoring, and compliance reporting. Feature 7: ANSI C12.20 Class 0.1 accuracy and UL/CE certifications provide safety and measurement reliability. Business impact: regulatory readiness, reduced audit risk, and confident asset management. Application: regulated energy metering in manufacturing and process industries. Feature 8: No built-in display requires external UI or SCADA integration, enabling flexible deployment with existing HMIs and dashboards. Business impact: lower overall system cost and tailored operator interfaces. Application: modern control rooms and remote monitoring setups.
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FAQs
Install the PXE2TB1A3 on a standard DIN rail, connect to 100-415 VAC or 100-300 VDC supply, wire a 5 A current source, and attach the RS485 Modbus-RTU/DNP3.0 lines. No display is included, so plan for an external HMI or SCADA to visualize data. Ensure proper termination and verify communication addresses during commissioning.
It supports 400Vac L-N and 690Vac L-L, operates at 50/60 Hz, has a nominal 5A input, and provides 16 MB memory with 512 samples per cycle waveform capture. The device follows ANSI C12.20 Class 0.1 accuracy, and it can be powered from 100-415 VAC or 100-300 VDC, enabling flexible installations.
Yes. The meter captures high-resolution waveforms, stores data locally, and supports Modbus-RTU and DNP3.0 for integration with EMS and SCADA. Its accuracy and memory enable detailed power quality analysis, event detection, and compliance reporting across production lines.
The PXE2TB1A3 is UL Recognized and CE marked, with ANSI C12.20 Class 0.1 accuracy. These certifications support safety, regulatory compliance, and reliability in industrial environments, making it suitable for audits and certified energy management programs.
By enabling precise energy measurement, rich waveform data, and seamless SCADA integration, the meter supports accurate energy use dashboards and power quality analytics. The resulting visibility reduces unplanned downtime, improves energy billing accuracy, and accelerates energy-management initiatives, delivering measurable cost savings over time.