Digital Power Meter
Hoko HKE-96 Multi-Function Meter Energy Accuracy Class is 0.5s. The HKE-96 series power meters are easy to use, cost effective and offer the basic measurement capabilities required to monitor electrical installation.
| Electrical Characteristics | |
|---|---|
| Type of Measurement | True RMS up to 31st harmonics |
| Measurement Accuracy | Voltage, Current, Frequency — Class 0.2 |
| Active Power, Power Factor, Demand — Class 0.5 | |
| Active Energy (kWh) — Class 0.5s | |
| Input Voltage Characteristics | Inputs — UA, UB, UC, UN |
| Measured Voltage — 63.5 / 110 / 240 / 415 V AC | |
| Permissible Overload — 1.2 × UN (continuous); 2 × rated value over 1 second | |
| Frequency Range — 45–65 Hz | |
| Burden — Less than 0.5 VA (per phase) | |
| Input Current Characteristics | CT Ratings — Primary: 1A–9999A; Secondary: 1A / 5A |
| Permissible Overload — 1.2 × (continuous); 10 × rated value over 1 second | |
| Burden — Less than 0.5 VA (per phase) | |
| Maximum Demand | Yes (Real-Time / Month / Historical) |
| Energy Pulse Output | Optocoupler pulse with open collector |
| Energy Metering | Bi-directional Energy — Yes |
| Tariff Energy — Yes | |
| Four-quadrant Power — Yes | |
| Power Supply | |
| AC / DC | 85V – 265V |
| Power Consumption | Less than 5VA |
| Product Functions | |
| Voltage Measurement (V) | Yes |
| Current Measurement (A) | Yes |
| Active Power Measurement (kW) | Yes |
| Active Energy Measurement (kWh) | Yes |
| Power Factor Measurement (PF) | Yes |
| Harmonics Measurement (THD) | Yes |
| Maximum Demand (MD) | Yes |
| Display & Operation | |
| Display Type | LCD |
| Display Background Colour | White |
| Meter Temperature Display | Yes |
| Display Language | English |
| Number of Keys | 4 |
| Communication | |
| RS-485 Port | Yes |
| Modbus RTU Protocol | Yes |
| Connections | |
| Type of Electrical Connection | Measurement Inputs (Voltage) — Plug-in Type Terminal Blocks |
| Measurement Inputs (Current) — Screw-type Terminal Blocks | |
| Mechanical Characteristics | |
| Dimensions | 96 × 96 mm (Flush Mount) |
| Depth | 55 mm |
| Installation Depth | 42 mm |
| Cutout | 91 × 91 mm |
| Weight | 350 g |
| IP Degree of Protection | Front: IP51; Back: IP30 |
| Environmental Conditions | |
| Operating Temperature | -20°C to 70°C |
| Storage Temperature | -40°C to +85°C |
| Humidity Rating | 5–95% Non-condensing |
| Altitude | Less than 2500 m |
| Safety & Standards | |
| Power Frequency Withstand Voltage (AC 2kV / 1 min) | Between auxiliary power supply, voltage signal and current signal |
| Power Frequency Withstand Voltage (AC 1kV / 1 min) | Between switch input, pulse output and communication |
| Insulation Resistance | Input and output end to chassis more than 100MΩ |
| Application | Indoor installation in stationary panels |
| Electromagnetic Compatibility | |
| Immunity to Electromagnetic RF Fields | IEC 61000-4-2 |
| Immunity to Conducted Disturbance | IEC 61000-4-6 |
PD866EY Dot Matrix Network Power Meter
The PD866EY Dot Matrix English Network Power Meter features a large-screen dot matrix display. It utilizes a 96mm outer frame and a very short depth, making it particularly suitable for applications in confined installation spaces. The industrial-standard wide-temperature LCD screen offers excellent performance across a wide temperature range.
| Parameter | Performance Indicators |
|---|---|
| Input Signal |
Network Signal Three-phase three-wire, three-phase four-wire (refer to wiring diagram) Frequency 45–65Hz Voltage AC: 57.7/100V, 230/415V Overload: 1.2 × rated value (continuous); 2 × rated value for 1 second Power Consumption: < 0.5VA per channel Current AC: 1A, 5A Overload: 1.2 × rated value (continuous); 10 × rated value for 1 second Power Consumption: < 0.5VA per channel |
| Accuracy |
Voltage, Current, Power 0.2 class Active Energy 0.5s class Reactive Energy 2 class |
| Power Supply |
Operating Range: AC/DC 85V–265V Power Consumption: Main unit ≤ 5VA |
| Relay Output |
Contact Type: Normally open (level output or momentary mode) Contact Capacity: AC 250V/3A, DC 30V/3A |
| Energy Pulse Output | Output Method: Open-collector optocoupler pulse |
| Transmitter Output | Output Type: 4–20mA (load resistance ≤ 350Ω) |
| Digital Input | Supports dry contact input with built-in DC12V power supply |
| Communication | RS485 Modbus-RTU or Ethernet Port Version (Modbus TCP/IP) |
| Safety |
Power Frequency Withstand Voltage Power supply, voltage signal, and current signal withstand voltage: AC 2kV/1min; Digital input, pulse output, and communication withstand voltage: AC 1kV/1min Insulation Resistance Input and output terminals to the case >100MΩ |
| Electromagnetic Compatibility Level | Complies with IEC 61000 standard (Level 4) |
| Protection Level | IP51 (front panel), IP30 (cabinet body, excluding terminals) |
| Operating Environment |
Operating Temperature: Instrument: −25°C to +70°C; Display: −20°C to +70°C Storage Temperature: −40°C to +85°C Relative Humidity: ≤95% non-condensing Altitude: ≤2500m |