Type LNE EEV (Electronic Expansion Valve) Driver

Catalog and Other Information

  • Type LNE EEV (Electronic Expansion Valve) Driver

Features

  • Up to two channels can be operated either synchronously or independently.
  • Unit dimensions: 74 mm (W) × 94 mm (H) × 30 mm (D).
  • External contact input enables start/stop operation and valve initialization.
  • Equipped with an isolated power supply to suppress noise propagation between the power supply and the electronic expansion valves.
  • Electronic expansion valves can be driven via RS-485 (Modbus) communication.

Applications

Chillers, Environment test chambers, Low-temperature equipment

Common Specifications

Power supply voltage　：　24V.DC
Power consumption　：　36W or less (When using 2 EEVs)
Number of controlled valves：　Up to 2
Compatible valve types　：　UKV, UKV-J, JKV, VKV, AKV, MKV, PKV, GKV
Current input　：　4-20mA for valve opening control
Operating ambient temperature range　：　-10 to ＋50℃
Communication interface ：　RS-485 compliant
Communication protocol ：　 Modbus RTU
Maximum connectable LNE units per master device： 9 units
Installation method　：　DIN rail

Expansion Valves