HQ Series Quarter-turn Electric Actuator
Installation Operation& Maintenance Manual
Doc No. : HumG-HQ-21 Rev2
Page 2 / 26
Valve Automation Leader, HKC
Contents
1.
Introduction
.............................................................................................................................................. 3
1.1.
Purpose................................................................................................................................................................... 3
1.2.
Safety Notices ....................................................................................................................................................... 3
2.
Product Identification
.............................................................................................................................. 3
2.1.
Product Identification .......................................................................................................................................... 3
2.2.
Initial Inspection ................................................................................................................................................... 4
2.3.
Storage ................................................................................................................................................................... 4
3.
General Information and Features
........................................................................................................ 5
3.1.
General information ............................................................................................................................................. 5
3.2.
External Parts for Standard Models .................................................................................................................. 7
3.3.
Internal parts for standard model ..................................................................................................................... 7
4.
Installation
................................................................................................................................................ 7
4.1.
Pre-installation ...................................................................................................................................................... 7
4.2.
Actuator Mounting ............................................................................................................................................... 8
4.3.
Limit Switch Setting ............................................................................................................................................. 9
4.4.
Torque Switch Setting ......................................................................................................................................... 9
4.5.
Counter-Clockwise to Close Setting .................................................................................................................. 9
4.6.
Mechanical Travel Stop Adjustment ................................................................................................................. 9
4.7.
Setting Potentiometer (Replacement and Setting) ..................................................................................... 10
4.8.
Current Position Transmitter – CPT (Optional) ............................................................................................ 10
4.9.
Proportional Control Unit ................................................................................................................................ 11
4.10.
[ac/dc Multi-board --- 16 Rev1] ..................................................................................................................... 17
5.
[Apply for optional communication protocol
...................................................................................... 17
5.1.
ProfiBus Controller (PBC) ................................................................................................................................. 17
5.2.
ModBus Controller ............................................................................................................................................ 18
6.
Wiring
...................................................................................................................................................... 19
6.1.
Electrical Connections and Preliminary Test ................................................................................................. 19
7.
Maintenance
........................................................................................................................................... 20
7.1.
Maintenance ....................................................................................................................................................... 20
7.2.
Tools .................................................................................................................................................................... 20
8.
Trouble Shooting
................................................................................................................................... 20
8.1.
The actuator does not respond ...................................................................................................................... 20
8.2.
The actuator is supplied with power but does not operate ...................................................................... 20
8.3.
Actuator runs erratically ................................................................................................................................... 21
8.4.
Optional Equipment(s) ...................................................................................................................................... 21
9.
Installation and Maintenance Tips
....................................................................................................... 21
Appendix I: HQ series Coding System
........................................................................................................ 22
Appendix II: Wiring Diagram
......................................................................................................................... 23
Appendix III: Grounding
................................................................................................................................ 26