Iwaki Walchem Metering Pump [Polymer]

Iwaki Walchem EHE36 EI-HV Model

[Polymer Pump]

Pump Series

EHE Electronic metering pump with external Analog and pulse control or manual speed control (adjustable to 360 strokes per minute). Manually adjustable stroke length. (Turndown ratio 1800:1) 

Output Capacity

GPM Minimum: 0.0047

GPH Maximum: 8.5

(mL/min) Minimum: 0.289

(mL/min) Maximum: 520 

Output Per Stroke (mL)

Minimum: 0.289

Maximum: 1.44

Maximum Pressure

(PSI): 105

(MPa): 0.7 

Conn. Size (in) Tubing O.D. 

½” O.D. 

Voltage

115VAC, 50/60 Hz 

Liquid End

Pump Head & Fittings: GFRPP

Diaphragm*: Polytetrafluoroethylene 

Valve Balls: SS/Hastelloy C276 (spring in HV) 

Valve Seat: Polychlorotrifluoroethylene 

Valve Seals: Fluoroelastomer 

Gasket: Polytetrafluoroethylene 

Tubing: N/A 

Control Unit Operation and Programming. This can be operated in either manual or external modes. The external mode can be controlled from a digital or analog external signal. An external stop function is available for remotely suspending operation of the pump and functions independent of the control mode.