2
YT-3400/3450 series
Contents
1. Introduction
……………………………………………………………………………………………… 5
1.1 General information for the users
…………………………………………………………………. 5
1.2 Manufacturer Warranty
…………………………………………………………………………… 5
1.3 Explosion Proof Warning
………………………………………………………………………. 6
2. Product Description
………………………………………………………………………………….. 7
2.1 General
…………………………………………………………………………………………….. 7
2.2 Main Features and Functions
……………………………………………………………………. 7
2.3 Label Description
………………………………………………………………………………….. 8
2.4 Product Number
…………………………………………………………………………………… 9
2.5 Product Specification
……………………………………………………………………………… 10
2.6 Explosion Proof Certification
s…………………………………………………………………….. 11
2.7 Parts and Assembly
……………………………………………………………………………….. 12
2.8 Product Dimension
………………………………………………………………………………… 13
2.8.1
YT-3400 / 3450L
………………………………………………………………………… 13
2.8.2
YT-3400 / 3450R (Fork Lever Type)
…………………………………………………… 13
2.8.3
YT-3400 / 3450R
(Namur Type)………………………………………………………… 14
3. Installation
………………………………………………………………………………………………. 15
3.1 Safety
……………………………………………………………………………………………….. 15
3.2
Tools for installation……………………………………………………………………………….. 15
3.3 YT-3400 / 3450L Installation
……………………………………………………………………… 15
3.3.1
Installation Steps
………………………………………………………………………... 16
3.4 YT-3400 / 3450R Installation
……………………………………………………………………… 19
3.4.1
Bracket Information
……………………………………………………………………... 20
3.4.2
Installation Steps
………………………………………………………………………… 21
4. Connection
– Piping ………………………………………………………………………………….. 23
4.1 Safety
……………………………………………………………………………………………….. 23
4.2 Supply Pressure Condition
……………………………………………………………………….. 23
4.3 Piping Condition
……………………………………………………………………………………. 23
4.4 Connection
– Piping with actuator ………………………………………………………………... 24
4.4.1
Single acting actuator
…………………………………………………………………… 24
4.4.2
Double acting actuator
………………………………………………………………….. 24
5. Connection
– Power ………………………………………………………………………………….. 25
5.1 Safety
……………………………………………………………………………………………... 25
5.2 Terminal Overview
………………………………………………………………………………. 26
5.2.1
Input Signal Terminal
…………………………………………………………………. 26
5.2.2
Feedback Signal Terminal
…………………………………………………………… 27
5.2.3
Limit Switch Terminal
…………………………………………………………………. 27
5.2.4
Ground
…………………………………………………………………………………. 28