Three-phase meter RLE03-4M with Modbus interface and bidirectional measurement

By connecting this meter to LK4 via Modbus, we gain an innovative solution for monitoring electricity online and setting events that optimize our consumption in commercial, industrial and residential spaces. Thanks biderectional operating recommended for PV installations.

Technical info

• Time deviation <= 0.5 s per measuring day
• Direct measurement without additional current transformers
• Bidirectional - show power with - sign for export
• Rated input voltage AC: 3(N)~ 400/230 V
• Operating range of supply voltage: 0,8...1,2 Un
• Real-time measurement: voltage, current, active/reactive current, active/reactive/positive power, power factor, frequency, demand, max./min. values
• Energy measurement: bi-directional active/reactive energy, four-quadrant reactive energy, apparent energy
• Accuracy:
  
  • measuring accuracy of device: class B index
  • voltage current: class 0,2
  • power, active energy: class 0,5 s
  • reactive energy: class 2

Modbus module configuration for LK4

Product card

Modbus specification