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Table of Contents
Summary of Contents for Ytc YT-700 Series
- Page 1 SOLENOID VALVES PRODUCT MANUAL YT-700 SERIES VERSION 1.02...
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Page 2: Table Of Contents
4. Connection ...……………………………………………………………………………………..…… 10 4.1 Safety ……….……….. …………………………………………………………………………… 10 4.2 Supply Pressure Condition ………………………………………………………………………. .10 4.3 Piping Condition …………………………………………………………………………………… 11 4.4 Connection – Actuator ……………………………………………………………………………...11 4.5 Connection – Power ………………………………………………………………………...…….. 12 5. Maintenance……………………………………………………………………………………………. 12 6. Trouble-Shooting ………………………………………………………………………………………. 13 YT-700 series... -
Page 3: Introduction
Please ensure the unit is being used and installed within the explosion proof certified environment. YT-700 series explosion proof grades are Ex d IIC T6 and can be used in zone 1. Explosion proof type of cables and gaskets should be used, when explosion gases are... -
Page 4: Product Description
2. Product Description General Solenoid valve, YT-700 series, given AC or DC electric signal, outputs supply air pressure to valve or changes the output port direction. Main Features and Functions Designed to be Ex d IIC T6 explosion proof grade. -
Page 5: Product Number
Ex d IIC T6 Explosion Proof Connection Type PT / NPT 1/4 Conduit Entry PF 1/4 (G1/2) Coil Insulation Grade Class B Operating -20 ~ 70’C Ambient Temp. -20 ~ 50’C Explosion Weight 0.8 kg (1.8 lb) 0.9 kg (2.0 lb) YT-700 series... -
Page 6: Parts And Assembly - Yt-700S (3 Way)
Parts and Assembly – YT-700S (3 way) Parts and Assembly – YT-700D (4 way) YT-700 series... -
Page 7: Operation Logic - Yt-700S (3 Way)
OUT2 (C2). When signal pressure has been turned off, the plunger (○ moves downward and blocks the channel. At the same time, air pressure pushes spool (○ upward and exhausts air to OUT1 (C1). YT-700 series... -
Page 8: Dimension - Yt-700S (3 Way)
2.10 Dimension – YT-700S (3 way) YT-700 series... -
Page 9: Dimension - Yt-700D (4 Way)
Use bypass valve or other supportive equipment to avoid entire system “shut down”. YT-700 series is designed for explosion area. Make sure all input and supply pressure to valve, actuator, and other related devices must be turned off. -
Page 10: Manual Switch
Avoid from dusty air. Positioner’s inner filter can only filter 5 micron or larger. Avoid oil. Comply with ANSI/ISA-57.3 1975(R1981) or ISA S7.3-1975(R1981). Supply pressure range is 1.4 ~ 7 kgf/cm (140-700 kPA) Set air filter regulator’s pressure level 10% higher than actuator’s spring range pressure. YT-700 series... -
Page 11: Piping Condition
The length of pipeline system should not be extremely long. Longer pipeline system may affect flow rate due to the friction inside of the pipeline. Connection – Actuator YT-700 series can be installed with or without a bracket. 4.4.1 YT-700S (3 way) 4.4.2... -
Page 12: Connection - Power
Two parts can be replaced – coil assembly and valve. Parts can be replaced easily at the field; however, when performing maintenance in hazardous and explosive gas area, please follow safety precautions. For YT-700 series, only coil assembly can be changed. YT-700 series... -
Page 13: Trouble-Shooting
Please check if exhaust port has been blocked. Air pressure exhausts when there is no input signal. Please check if switch is at automatic (A) position. Please check if regulator pressure is too low. YT-700 series... - Page 14 Manufacturer: Young Tech Co., Ltd #3022, Hagun-ri, Yangchon-myeon Kimpo-si, Kyeonggi-do, 415-843 South Korea Tel: +82-31-986-8545 Fax: +82-31-986-2683 Email: ytc@ytc.co.kr Copyright © Young Tech Co., Ltd. All Rights Reserved. YT-700 series...
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