ME131 多迴路導軌式智慧電力儀錶，支援三相三線和三相四線系統；可測量 A、B、C
相電網上的電流、電壓、功率因數、諧波、功率、電能等多個電參數。
ME131 標配 RS485 通信介面，通過標準的 Modbus -RTU 協議，可與各種組態系統相
容，把前端採集到的電參量即時傳送給系統資料中心。

HYDC400 是先進的智能聯網 4 通道直流電能表。 適用於蓄電池、太陽能電池板等直流信號測量和電能計量，也可用於工礦企業、民用建築、樓宇自動化等現代直流配電系統。
主功能：
* 測量參數：一個共同的電壓，電流，功率，雙向（進出口）來自 4 個迴路的能量
* 過去 12 個月每月節省能源
* 負荷記錄存儲空間：記錄正能量時數據容量不小於40天，間隔1分鐘。
* RS485接口，支持Modbus-RTU協議；
* 液晶顯示器

YONGYEA DZS900

Features & Functions
• Measuring all parameters: three phase voltage, current, line voltage, zero-
sequence current , zero-sequence voltage, active power, reactive power, power
factor, frequency, active energy, reactive energy from 9 x 3 phase circuits or 27 single phase circuits.
• Standard CT, PT or voltage direct connected, suitable for various wiring modes
under high or low pressure environment
• 2* RS485 , Modbus RTU communication protocol
• 2 *energy pulse output
• LCD display

義大利 彩色觸控 NG-9/96 盤面式三相3迴路電表

技術特點

96x96mm多功能儀表，帶有彩色LCD電阻式觸摸屏，三個5A電流輸入和6個通道，用於採集能量數據和其他來源（溫度，數字和模擬信號）。

• • 96 x96 mm的外殼適用於工業部門/大樓的中/低壓電力中心;
  • 圖形顯示：3.5英寸液晶TFT，320x240像素，262k色，帶電阻式觸摸屏，顯示清晰可讀的測量結果;
  • 84個可以設置為零的象限上的功率累加器;
  • 儀器內的溫度探頭;
  • 時鐘和日曆;
  • 串口：RS485;
  • 協議：Modbus。

96x96mm Multifunction meter with Colour LCD resistive touchscreen,
three 1 to 5A current inputs and 6 channels to acquire energy data and
other sources’ (Temperature, digital and analogic signals).
> Bi-directional meter (Imported/delivered energy)
> 50 true value Measurements (RMS) on 4 quadrants
> The 96x96mm, 65mm deep case can be inserted in standard panels.
> Graphic display: 3.5” LCD TFT, 320x240pixel, 262k colors,
with resistive touchscreen, for a clear and readable displaying
of measurements.
> 84 Power Totalizers on 4 quadrants that can be set to zero.
> Temperature probe within the instrument.
> Clock and calendar.
> Current measurement modules available:
- Rogowski flexy sensors Ø from 100 mm
- Split Current Transformers
Ø6 mm - max 10A
Ø16 mm - max 100A
Ø24mm - max 200A
> New Generation sensors
Temperature measurement sensor NG-RTD
Analogic voltage or current Inputs sensor NG-AIN
Digital signal acquisition sensor NG-DIG
> Serial port: RS485
> Protocol: Modbus

List of Measurements
Direct measurements for single-phase
> Phase-neutral voltage L1-N
> Phase-neutral voltage L2-N
> Phase-neutral voltage L3-N
> Phase-phase voltage L1-L2
> Phase-phase voltage L2-L3
> Phase-phase voltage L3-L1
> Line current L1
> Line current L2
> Line current L3
Single-phase derived measurements
> Bi-directional active power L1 (positive=imported)
(Q1 and Q4), negative=exported (Q2 and Q3)
> Bi-directional active power L2 (positive=imported, negative=exported)
> Bi-directional active power L3(positive=imported, negative=exported)
> Bi-directional reactive power L1 (positive=imported (Q1and Q4)
> Bi-directional reactive power L2 (positive=imported)
> Bi-directional reactive power L3 (positive=imported)
> Distorting power L1 (indication of presence of current harmonics)
> Distorting power L2 (indication of presence of current harmonics)
> Distorting power L3 (indication of presence of current harmonics)
> Apparent power L1
> Apparent power L2
> Apparent power L3
> Power factor L1
> Power factor L2
> Power factor L3
Harmonics and THD
> Harmonics up to the 15°, both Voltage and Current
> Voltage and Current THD
Main measurements of three-phase system
> Three-phase equivalent voltage phase-neutral
> Three-phase equivalent voltage phase-phase
> Three-phase equivalent current
> Three-phase active power
(positive=imported, negative=exported) Bidirectional
> Three-phase reactive power
(positive=imported) Bi-directional
Secondary measurements of
three-phase system
> Three-phase equivalent distorting power
> Three-phase equivalent apparent power
> Three-phase equivalent power factor
> Calculated neutral current
> Ideal Neutral-center star Voltage, N-O
> Frequency (measured on voltage input L1
Integrated Energy values of 2 inputs
> Imported active Energy, Bench 1
> Exported active Energy, Bench 1
> Imported Inductive Energy (Q1), Bench 1
> Exported Capacitive Energy (Q2), Bench 1
> Exported Inductive Energy (Q3), Bench 1
> Imported Capacitive Energy (Q4), Bench 1
> Imported active Energy, Bench 2
> Exported active Energy, Bench 2
> Imported Inductive Energy (Q1), Bench 2
> Exported Capacitive Energy (Q2), Bench 2
> Exported Inductive Energy (Q3), Bench 2
> Imported Capacitive Energy (Q4), Bench 2