Features of EHN-R series

High Resolution

Equipped with a digital controller. Precise setting from 1 to 360 shots per minute, adjustable in one shot increments. When combined. When combined with stroke length adjustment, it enables a wide range of flow rate settings.

Multi Hose Connection

This design eliminates hose twisting during connection.

• The following items are not compatible.
Pumps: EHN-□□FC, EHN-□□SH
Accessories: Check valve CS type, Check valve (Without back pressure) CV type, Back pressure valve BV type

Air Vent Valve

Simply turn the air vent knob to release from the pump head.

• Not included with some types.

Universal Voltage

Universal voltage for all models (100 – 240VAC). Free worrying about power voltage.

Water/Dust-Proof

The sealed design of the drive and control unit ensures IP66 equivalent protection.

• Please provide a cover when using outdoors.

Controller functions

Manual operation

Pump start/stop is done key input. Stroke rate is adjustable (1–360 spm).

EXT operation

Multiplier (1 : n)
For one pulse signal input, the pump can operate 1–999 times.

Divisor (n : 1)
For 1–999 pulse signal inputs, the pump can operate once.

STOP function

Pump start/stop is controlled by signal input, enabling easy integration with a level sensor or other devices. The controller settings allow the ON/OFF behavior to be Inverted when a STOP signal is input.

• Level sensor watches water level in tank, and stops pump when water level comes to lower limit.

Specifications of pump

Discharge capacity range 38 – 450 mL/min
Max. discharge pressure range 0.2 – 1.0 MPa
Main materials PVC, GFRPP, PVDF, SUS316
Stroke rate 1 – 360 spm
Liquid temperature range PVC type: 0 – 40°C
GFRPP type, PVDF type, SUS316 type: 0 – 60°C
Viscous liquid Please contact us for details.

Specifications of controller

Operation mode Manual, EXT (Pulse multiply or dividing)
Control function Setting
  • Manual
    stroke rate 1 – 360 spm
  • External
    Digital input operation: Multiply 1:n  n=1 – 999, Dividing n:1  n=1 – 999
STOP The pump stops while receiving the stop signal (Make off/Make on can be selected by changing controller setting)
Input Pulse No voltage contact, Open collector
Stop No voltage contact, Open collector
Power voltage 100 – 240 VAC 50/60Hz single phase

 

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