MD Pro Miniature Proportional Valve | Parker NA
687821
687821

MD Pro Miniature Proportional Valve

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Non-thermal compensated, 2-way normally closed (NC) proportional valve designed for flows up to 56 slpm. Ideal for respiratory and patient monitoring applications that require repeatable pressure and flow control.

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Description
    The Parker MD PRO is a miniature 2-way normally closed (NC) proportional valve that controls gas flow proportionally to input current for flow rates up to 56slpm. When used with closed loop feedback, the MD PRO is an economical solution that provides repeatable pressure and flow control. The Parker MD PRO is ideal for applications such as respiratory therapy, anesthesia delivery and patient monitoring devices.

    Markets
    • Respiratory
    • Anesthesia
    • Patient Monitors

    Features/Benefits
    • Provides repeatable flow performance over its rated life
    • Offers a superior combination of value and performance to reduce system cost
    • Available cleaning for Oxygen and Analytical use
    • Proven performance tested to 10 million life cycle
    • Reach, RoHS, ISO 15001, IP65, and CE compliant

    Applications
    • O₂ Concentrators/Conservers
    • Ventilator
    • Anesthesia Delivery and Monitors
    • Pressure and flow control
Description

Performance Characteristics

Flow Rate

Up to 56 SLPM

Maximum Flow Rate

56 SLPM

Vacuum to Pressure Range

27 in Hg to pressure rating
686 mm Hg to pressure rating

Maximum Operating Pressure

150 psi
10.3 bar

Orifice Size

0.040, 0.050, 0.060 inch
1.01, 1.27, 1.65 mm

Maximum Operating Temperature

140 °F
60 °C

Minimum Operating Temperature

32 °F
0 °C

Function

2-Way, Normally Closed (NC)

Cycles per Lifetime

10 Million

Actuation Type

Solenoid

Operation Type

Electronic

Control Method

Current or Voltage

Power Consumption

2.0 Watts Maximum

Input Voltage

5.5, 8, 11.5, 13.5, 20, 29 VDC

Electrical Connection

18" Wire Leads, 4 Pin PC Connection, Spade Connection

Body Material

360 HO2 Brass

Seal Material

FKM

Length

1.79 inch
45.3 mm

Width

0.63 inch
15.9 mm

Height

0.67 inch
17.0 mm

Weight

2.2 oz
63 g

Leak Rate

< 0.016 sccm Air @ 150 psi

Mounting Type

Manifold mount or barbs

Connection Type

Mounting screw or barb connection

Connection Size

4-40 x 5/8" Pan Head, Philips screw (Manifold mount) or 1/8" (3 mm) Barbs for I.D. tubing

For Fluid Type

Gases

Industry Application

O2 Concentrators/Conservers, Ventilators, Anesthesia Delivery,Pressure & Flow Control, Patient Monitors

Configuration

N/A

FAILURE OR IMPROPER SELECTION OR IMPROPER USE OF THE PRODUCTS DESCRIBED HEREIN OR RELATED ITEMS CAN CAUSE DEATH, PERSONAL INJURY AND PROPERTY DAMAGE. This document and other information from Parker-Hannifin Corporation, its subsidiaries and authorized distributors provide product or system options for further investigation by users having technical expertise. The user, through its own analysis and testing, is solely responsible for making the final selection of the system and components and assuring that all performance, endurance, maintenance, safety and warning requirements of the application are met. The user must analyze all aspects of the application, follow applicable industry standards, and follow the information concerning the product in the current product catalog and in any other materials provided from Parker or its subsidiaries or authorized distributors. To the extent that Parker or its subsidiaries or authorized distributors provide component or system options based upon data or specifications provided by the user, the user is responsible for determining that such data and specifications are suitable and sufficient for all applications and reasonably foreseeable uses of the components or systems...
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