Standard Peristaltic Pump LX404SPP

Description

Standard Peristaltic Pump LX404SPP is equipped with a closed-loop stepper motor, it delivers accurate flow control with low vibration and quiet operation. The pump features a three-digit LED display, rotary encoder speed control, and durable 304 stainless steel construction with seamless welding for enhanced hygiene and leak protection. Its advanced communication interfaces and external control options enable seamless integration into automated processing systems.

Specifications

Flow range
0.3 - 6000 ml/min
Speed range
0.1 - 600 rpm
Display
LED
Speed  resolution
0 - 100 rpm, 0.1 rpm, 100 - 600 rpm, 1 rpm
Flow accuracy
< ± 0.5 %
Control mode
Mechanical keypad
External control
0 - 5 V, 0 - 10 V
4 - 20 mA (Optional)
Working environment
0 - 40°C
Relative humidity
< 80 %
Communication interface
RS232, RS485
Power
< 80 W
Power supply
AC 220 V ± 10 % 50/60 Hz
External dimension
283 x 192 x 274 mm
Net weight
8 Kg
Features
  • Closed-loop stepper motor for precise, stable operation
  • Rotary encoder switch for smooth speed adjustment
  • Low vibration and low-noise performance
  • 304 Stainless steel housing compliant with GMP requirements
  • Seamless welded construction minimizes leakage and protects internal electronics
  • Circuit board coated for anti-dust, anti-moisture, and anti-static protection
  • Mechanical keypad with 300,000-key service life
  • External start/stop and direction control through passive or active (24 V) signals
  • RS232 and RS485 communication interfaces supporting MODBUS RTU protocol. 
  • Suitable for continuous industrial and laboratory operation.
  • Passive switch signal, such as foot pedal
Applications
  • It is widely used for precise fluid transfer, metering, and dispensing in laboratories, pharmaceutical and biotechnology research, chemical processing, environmental testing, and food and beverage applications.
Pump Head and Tube Selection
Pump headChannelTube diameter x thickness (mm)Flow rate (ml/min)Speed (rpm)
P0114.8 x 2.40.18 - 10800.1 - 600
P0216.4 x 2.40.2733 - 16400.1 - 600
P0317.9 x 2.40.3833 - 23000.1 - 600
P0419.6 x 2.40.5167 - 31000.1 - 600