Call for Price

The KD Scientific Allegro™ II Peristaltic Pump System allows maintenance free, continuous flow pumping of various liquids. The fluid contacts only the inside surface of the tubing negating concern for valves, O-rings or seals that might be incompatible with fluid being pumped.


  • Two channel pump head
  • Two simultaneous individual flows or one combined flow
  • Flow rates up to 720 ml/min with combined channels
  • Accepts tubing ID sizes 0.8 mm (0.03 in) – 4.8 mm (0.19 in)
  • Compatible with Masterflex® L/S® 13, L/S® 14, L/S® 16 and L/S® 25 tubing
  • Clearly displays flow rate and total dispensed volume
  • User configurable multi-step operation
  • Dispenses in forward or reverse direction
  • Adjustable flow rate while pump is running
  • Stackable sealed remote pump drive with IP32 rating
  • Selectable tubing table
  • Automatic tubing break-in
  • Automatic calibration procedures
  • External connectivity with USB interface and I/O port
  • Easy to maintain


ubing Size (inner diameter min/max): 0.8-4.8 mm
Tubing Durometer Range (min/max): 55A-62A
Flow Rate (per channel, tubing dependent): (Consult KD Scientific if using a higher durometer)* Please see tube size flow rate chart
Accuracy: ±1.0 % **
Display: 4.3 in WQVGA TFT color display with touch screen
Non-Volatile Memory: Stores all settings
RS-485 – IEEE-1394, 6 pos
USB – Type B
Input/Output (I/O): 15 pin D-Sub connector
Footswitch Connection: Mini phono jack
Pressure (max): 30 psi
Drive Motor: 1.8° stepper motor
Motor Drive Control: Microprocessor with 1/16 microstepping
Step Rate:

  • Minimum : 27.5 sec/µstep
  • Maximum : 60 µsec/µstep

Maximum RPM:
Allegro™? II: 312 RPM
Input Power: 30 VDC, 1.67 A using approved Allegro? power supply (included)
Input Power Connection: 2.5 ID x 5.5 mm OD male plug
Power Supply: 100-240 VAC, 50-60 Hz/30 VDC, 8 watts universal
Power Supply,: use only a KD Scientific Use only a KD Scientific approved power supply and line cord
Dimensions :
(Control Box) – 22.9 x 19.7 x 7.6 cm
(W x D x H) – (9.0 x 7.75 x 3.0 in)
(Pump Motor/Head) – 11.5 x 24.1 x 11.8 cm
(W x D x H) – (4.5 x 9.5 x 4.63 in)
Weight 2.66 Kg
(5.9 lbs): Weight 2.66 Kg (5.9 lb)
Operating Temperature: 4°C to 40°C (40°F to 104°F)
Storage Temperature: -10°C to 70°C (14°F to 158°F)
Ingress Protection: IP32 (pump head & drive)
Storage Humidity: 20% to 80% RH, non condensing
Method of Operation: Continuous forward/continuous reverse
Classification: Class I
Pollution: Degree 1
Installation: Category II
Regulatory Certifications: CE, ETL (UL & CSA), CB scheme, EU RoHS, WEEE
Safety Declarations: EN 61010-1:2001; CB scheme
EMC Declaration: IEC 61326-1 Ed. 1

There are no reviews yet.

Be the first to review “785502 – ALLEGRO™ II PERISTALTIC PUMP SYSTEM”