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HKC HQ-010 - User Manual

HKC HQ-010
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HQ Series Quarter-turn Electric Actuator
Installation Operation& Maintenance Manual
Doc No. : HumG-HQ-21 Rev2 Page 1 / 26 Valve Automation Leader, HKC
HQ Series Quarter-turn Electric Actuator
Installation, Operation & Maintenance Manual
Address : 26, Emtibeui 28-ro, Siheung-si, Gyeonggi-do, (15119) Republic of Korea
Tel : +82-31-488-8266, Fax : +82-31-488-8269, Home page : www.hkcon.co.kr, email : hkcon@hkcon.co.kr
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HKC HQ-010 Specifications

General IconGeneral
BrandHKC
ModelHQ-010
CategoryController
LanguageEnglish

Summary

1. Introduction

1.2. Safety Notices

Outlines precautions to reduce risk of personal injury and equipment damage during operation.

2. Product Identification

2.2. Initial Inspection

Guides users on inspecting the actuator upon receipt for damage and specification accuracy.

4. Installation

4.1. Pre-installation

Covers initial checks and considerations before mounting the actuator.

4.1.2. Explosive Atmosphere Installation

Specific requirements for installing actuators in hazardous environments.

4.2. Actuator Mounting

Provides instructions and details for mounting the actuator onto the valve.

4.3. Limit Switch Setting

Step-by-step guide for adjusting the actuator's open and close limit switches.

DANGER: HAZARDOUS VOLTAGE. Make sure all incoming power is disconnected before setting the limit switch

Critical safety warning about electrical hazards during limit switch adjustment.

4.4. Torque Switch Setting

Explains the function of torque switches and when to contact service for adjustments.

4.4.1. Torque Switch Setting Caution

Safety caution regarding torque switch settings to avoid exceeding manufacturer limits.

4.7. Setting Potentiometer (Replacement and Setting)

Guide for recalibrating or replacing the actuator's potentiometer.

4.8. Current Position Transmitter - CPT (Optional)

Explains the function and standard features of the CPT for position feedback.

4.8.2. Calibration of Zero and Span - CPT

Step-by-step instructions for calibrating the Zero and Span settings of the CPT.

4.9. Proportional Control Unit

Introduction to the Proportional Control Unit (PCU) and its functions.

Safety Warning: Electrical Shock Hazard

Critical safety warning regarding electrical shock and damage to the microprocessor.

4.9.4. Main function and usage for PCU

Explains how to select input and output signals using DIP switches on the PCU.

Deadband setting

Explains how to adjust the deadband setting for actuator response tolerance.

Deadtime setting

Details how to adjust the deadtime setting to prevent noise interference.

4.9.8. Fail close (FC), fail open (FO) and fail stop

Describes how to configure fail-safe positions using DIP switches.

4.9.11. Random command signal setting

Instructions for setting Zero and Span signals for custom command inputs.

6. Wiring

Provides instructions for wiring the actuator and performing preliminary tests.

6.1. Electrical Connections and Preliminary Test

Provides instructions for making electrical connections and performing initial tests.

Safety Warnings for Electrical Work

Critical warnings about welding, electrical shock, and hazardous areas.

7. Maintenance

General guidelines and warnings for performing maintenance on the actuator.

7.1. Maintenance

General guidelines and warnings for performing maintenance on the actuator.

Safety Warnings for Maintenance

Critical warnings to turn off power and isolate pressure before maintenance.

Flameproof Enclosure Opening Warning

Safety warning for opening flameproof enclosures, ensuring absence of gas and power.

8. Trouble Shooting

Provides troubleshooting steps for common difficulties encountered during installation and start-up.

8.1. The actuator does not respond

Troubleshooting steps for an actuator that does not respond to commands.

8.2. The actuator is supplied with power but does not operate

Troubleshooting steps when the actuator has power but doesn't operate.

8.3. Actuator runs erratically

Troubleshooting steps for an actuator that operates erratically.

Hazardous Area Safety Precautions

Warnings and compliances for working in potentially explosive atmospheres.

Appendix II: Wiring Diagram

Provides wiring diagrams for HQ-008/010 standard 1Ph and DC models.

HAZARDOUS VOLTAGE: Wiring and Adjustment Warning

Critical safety warning regarding electrical hazards during wiring and adjustments.

Appendix III: Grounding

Provides instructions and diagrams for grounding the actuators.

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