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520UN/R2, 520UN/R

Metering and Transfer Pump Auto/Manual ControlNEMA 4X Washdown Enclosure

Technical Information and Features


• Flowrates from 0.004 to 3,500 ml/min (0.00006 - 55.5 gph)

• Discharge pressures up to 30 psi

• Operator friendly keypad offering:

  - Start, stop, speed control, fwd/rev

  - Precise manual speed control from 0.1-220 rpm in

    0.1 rpm increments

  - Large clear LCD display with accurate digital monitoring

    for clear RPM and flowrate indication

  - Auto-restart, keypad lock, and rapid prime functions

  - MemoDose feature for manually actuated repetitive

    discrete volume dispensing

• Precise 2200:1 speed control range from 0.1-220 rpm in

   0.1 rpm increments

• Remote speed control via scalable 0-10VDC or 4-20mA analog

   speed input when in auto mode.

   Second analog inputvia 0-10VDC or 4-20mA available for scaling of primary

   analog input

• 4 configurable NO or NC relay contacts for outputs of

  run/stop, direction, auto/manual status and choice of alarm


• Accepts 24V Industrial logic, 5VTTL or dry contact for

  run/stop, direction, leak detected, auto/manual toggleand MemoDose footswitch

• Tough NEMA 4X enclosure with excellent chemical resistancerated

   for high pressure washdown

• Closed loop microprocessor controlled brushless DC motorfor excellent speed

   control, quiet operation, no maintenanceand 24Hr duty

• Fitted with easy loading 520R or 520R2 pumpheads featuring:

  - Twin-sprung rollers for high accuracy and gentlepumping of shear sensitive fluids

  - Corrosion resistant PPS rotor and track with 316Stainless Steel rollers

  - Impact resistant clear guard with tool unlockable safetylatch

  - Ergonomic handgrip hub with shaft disengaging clutchfor effortless tube loading

  - 520R2 accepts tube sizes #105, 108, 119, 120, 15, 24,121 and 122

    (0.5-9.6mm bore & 2.4mm thick wall)

  - Optional 520R for low pressure applications acceptstube sizes #112, 13, 14, 16, 25,

    17, 18 (0.5-8.0mm bore& 1.6mm thin wall)

• Optional Pumpheads include 313/314 easy loading fliptop, 505L low pulse and

    505CA low flow multi-channel


Technical Specifications


Shipping Weight: 23 lbs

Maximum Power Consumption: 135 VA

Supply: 100-120/200-240V, 50-60Hz (voltage selectable)

Maximum Rotor Speed: 220 RPM

Enclosure: NEMA 4X

Operational Temperature Range: 5°C to 40°C

Noise: max 70dBA at 1 meter


Meets all applicable CE and American ETL Standards


Distribuidor Autorizado de las bombas Peristálticas Warson Marlow para todo el territorio Ecuatoriano es PROINSERVI S.A. - Guayaquil.

520UN/R2, 520UN/R
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*Todos los campos son obligatorios.