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HM-12(10) Series
HITROL CO., LTD.
HEAD OFFICE.FACTORY.R&D INSTITUDE
HITROL CO., LTD. 141, Palhakgol-gil, Jori-eup
Paju-si, Gyeonggi-do, Korea
TEL. : (00)-82-31-950-9700
FAX. : (00)-82-31-943-5600
www.hitrol.com
INSTRUCTION MANUAL
FLOAT TYPE LEVEL SWITCH
HM-12(10) Series
Doc. no. : HM-12(10)_IM_Eng_Rev. 1
Issue date : 2022. 01
HITROL CO., LTD.
1
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Table of Contents
Related Manuals for Hitron HM-12 Series
Summary of Contents for Hitron HM-12 Series
- Page 1 HM-12(10) Series HITROL CO., LTD. HEAD OFFICE.FACTORY.R&D INSTITUDE HITROL CO., LTD. 141, Palhakgol-gil, Jori-eup Paju-si, Gyeonggi-do, Korea TEL. : (00)-82-31-950-9700 FAX. : (00)-82-31-943-5600 www.hitrol.com INSTRUCTION MANUAL FLOAT TYPE LEVEL SWITCH HM-12(10) Series Doc. no. : HM-12(10)_IM_Eng_Rev. 1 Issue date : 2022. 01 HITROL CO., LTD.
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Page 2: Table Of Contents
HM-12(10) Series Table of Contents Overview ..............3 Operating Principle ..........3 Features ..............3 Specification ............4 Dimension ............... 5 Operating and Usage ........... 8 Precautions for Installation ......... 8 Maintenance ............8 Precautions for Removal........9 Precautions for Grounding (Ex-proof) ....9 Precautions for Inserted External Wire (Ex-proof) ... -
Page 3: Overview
HM-12(10) Series Overview HM-12(10) Series is a Float Type Level Switch installing on the side of a tank and it is used for the process performing alarm function when filling and discharging of a tank with ON/OFF contact signal. It has advantages of strong structure and long life cycle, and there are two versions, Weather-proof and Ex-proof as per usage. -
Page 4: Specification
HM-12(10) Series Specification Model HM-10 HM-12S HM-12H HM-12H-Ex HM-12D Type Flange Square Flange Process Max. 100˚C Max. 120˚C Temperature Process Pressure Up to 10kg/cm Up to 20kg/cm Up to 10kg/cm Switch Form 1-SPDT/DPDT 1-DPDT 1-SPDT/DPDT 1-SPDT Weather-Proof Ex-Proof Weather-Proof Enclosure IP65 IP66 IP65... -
Page 5: Dimension
HM-12(10) Series Dimension ■ HM-10 The dimensions on the following pages are indicated in [mm]. ■ HM-12S ■ HM-12D Actual product may have a slight tolerance. HITROL CO., LTD. - Page 6 HM-12(10) Series ■ HM-12H The dimensions on the following pages are indicated in [mm]. ■ HM-12H-Ex ■ HM-12H-SP Actual product may have a slight tolerance. HITROL CO., LTD.
- Page 7 HM-12(10) Series ■ HM-12H-L The dimensions on the following pages are indicated in [mm]. ■ HM-12H-L-Ex Actual product may have a slight tolerance. HITROL CO., LTD.
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Page 8: Operating And Usage
HM-12(10) Series Operating As per user’s requirement, N.O (Contact A) and N.C (Contact B), both are available. However, if and Usage there is no special request, we are manufacturing the products with N.O (Contact A) as standard. Types of contact signal are as below. 접점의... -
Page 9: Precautions For Removal
HM-12(10) Series Precautions - Check the level and presence of measure object in the tank before removing it. - Wear gloves when removing it, to prevent a burn. - Disassemble work shall be done with the power off. Removal - If there is an atmosphere of explosive gas, do not open the cover of the product. - Unlock the lock key before removing the cover. -
Page 10: Marking
User The fluid temperature of the container where the product is used shall not exceed 100℃ for HM-10, 120℃ for normal version of HM-12 Series, 250℃ for high temperature version of HM-12 Series, and Training 200℃ for Ex-proof version of HM-12 Series. In addition, make sure that the ambient temperature of housing is kept at -20℃...