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Shanghai Weitelui Industrial Development Co., Ltd

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    1501-1502 Caoyang Business Building, 889 Zhongjiang Road, Putuo District, Shanghai

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Original SMC proportional valve ITV0090-1L from Japan, shipped from Shanghai

NegotiableUpdate on 05/14
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Overview

The original SMC proportional valve ITV0090-1L from Japan, shipped from Shanghai, has an increased input signal. The supply solenoid valve pilot valve 1 changes direction, while the exhaust solenoid pilot valve 7 is in the reset state. The supply pressure enters the pilot chamber 5 through valve 1 from the SUP port, and the pilot chamber pressure increases. The air pressure acts on the top of diaphragm 2, and the supply valve core 4 connected to diaphragm 2 opens, while the exhaust valve core 3 closes, generating output pressure. This output pressure is fed back to control circuit 8 through pressure sensor 6. Here, a quick comparison correction is made with the target value until the output pressure is proportional to the input signal.

Product Details

Original SMC proportional valve ITV0090-1L from Japan, shipped from Shanghai

Shanghai Weite RuiQuick quotation and competitive price. We directly obtain quotations from the factory, avoiding many intermediate links. The factory provides us with fixed discounts to ensure that we offer customers the most favorable prices

Wide channels: In addition to factories, we have direct business relationships with many distributors in Europe, which allows us to purchase brands that cannot be quoted due to protecting agents.

Accurate delivery time: After receiving the order, we will communicate with the manufacturer in a timely manner. For any changes in delivery time, we will immediately provide feedback to the customer.

Low logistics costs: In trade, logistics costs often determine the overall price of products. We conduct unified inspection and packaging in our warehouse in Germany, and then declare customs for consolidated shipment, which ensures correct delivery and reduces costs.

SMC proportional valve ITV0090-1LWhen usingNotes:

Before the ITV electrical proportional valve, a filtration accuracy of less than 5 μ m and an oil mist separator should be installed to ensure that the air source treatment system meets the requirements of the SMC compressed air purification system series ④. Clean and dry compressed air should be provided to the ITV proportional valve to achieve the various characteristics that the ITV electrical proportional valve should have.
Before installing the ITV electrical proportional valve, no oil mist device is allowed.
When the ITV electrical proportional valve cuts off the power supply under pressure, the outlet side pressure can be temporarily maintained, but it cannot be maintained indefinitely.
4. When the ITV electrical proportional valve is in control state, due to power outage or loss of power, the outlet side pressure can be maintained once. In addition, when the outlet side is opened to the atmosphere, the pressure will continuously decrease until atmospheric pressure is reached.
After the ITV electrical proportional valve is powered on, if the supply pressure is cut off and the solenoid valve still operates, it will produce a buzzing sound and reduce its lifespan. Therefore, when cutting off the gas source, it is necessary to cut off the power supply.

The difference between SMC proportional valve and servo valve mainly lies in the following points:
1. The driving device is different. The driving device of SMC proportional valve is proportional electromagnet; The driving device of the servo valve is a force motor or a torque motor;
2. Different performance parameters. Due to different characteristics such as hysteresis loop, median dead zone, bandwidth, and filtering accuracy, the application scenarios are different. Servo valves and servo SMC proportional valves are mainly used in closed-loop control systems, while SMC proportional valves with other structures are mainly used in open-loop control systems and closed-loop speed control systems;
2.1 The servo valve has no dead zone in the center position, while the SMC proportional valve has a dead zone in the center position;
2.2 The frequency response (response frequency) of servo valves is higher, up to around 200Hz, while SMC proportional valves generally have a frequency of several tens of Hz;
2.3 Servo valves have higher requirements for hydraulic oil, which needs to be filtered to prevent blockage. SMC proportional valves have lower requirements;
3. The valve core structure and machining accuracy are different. SMC proportional valve adopts a valve core+valve body structure, with the valve body serving as the valve sleeve. The servo valve and servo SMC proportional valve adopt a structure of valve core and valve sleeve.
4. The median functional types are different. Proportional directional valves have a neutral function similar to ordinary directional valves, while servo valves only have an O-type neutral function (E-type of Rexroth products).

SMC's main products include:
Pneumatic auxiliary components: air filter combination, air filter, pressure reducing valve, oil mist device, filter pressure reducing valve, oil mist separator, micro mist separator, stable start solenoid valve, pressure gauge, micro pressure reducing valve, pressure reducing air valve, three-way release shut-off valve, pressure switch, pipe joint, one-way valve T-shaped partition, partition, bracket, diaphragm type flow switch, blade type flow switch, speed increasing relay, locking valve, precision pressure reducing valve, pressure switch, mechanical pressure switch, pneumatic proportional valve, electric pneumatic proportional valve, electric signal to air pressure converter, electric pneumatic proportional valve, filter pressure reducing valve, shuttle valve, pneumatic electric relay, gas source indicator, pneumatic delay valve, cylinder flow limiter, pipeline flow limiter, muffler, exhaust cleaner, flow limiter with muffler, one-way check valve, quick exhaust valve, quick connector, quick exhaust valve with flow limiter, quick connector bundle gas divider, micro connector, gas throat, throat release device, spiral pipe, exhaust pipe, pipeline Scissors, multi tube fasteners, high-speed rotary joints, universal threaded joints, plug-in pipe joints, rotary locking joints, flame retardant quick couplings, and hoses Non static quick couplings and hoses.

SMC proportional valve model

ITV0091-3CL
ITV2030-042CL
ITV3031-014L
ITV0091-3L
ITV2030-042CL2
ITV3031-212S
ITV2030-042CL3
ITV3031-304CN2
ITV2030-042L
ITV3031-313BL
ITV2030-042N
ITV3031-313L
ITV2030-042S