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HR-30 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
HR-30 Series
Doc. no.: HR30_IM_Eng_Rev.8.9
Issue date: 2021. 01
HITROL CO., LTD.
1
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Summary of Contents for HITROL HR-30 Series
- Page 1 HR-30 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 HR-30 Series Doc. no.: HR30_IM_Eng_Rev.8.9 Issue date: 2021. 01 HITROL CO., LTD.
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Page 2: Table Of Contents
HR-30 Series Table of Contents Overview ·································································· 3 Precautions for Removal ········································ 12 Operation Principle ················································ 3 Precautions for Installation ···································· 12 Characteristics ····························································· 3 Precautions for Inserted External Wire ······················ 12 Specifications ····························································· 4 Precautions for Grounding······································· 13 Stainless Steel (Flange) ······················································· 4 Stainless Steel (Screw) ························································... -
Page 3: Overview
HR-30 Series Overview HR-30 Series is a Float Type Level Switch which is basically operated with the usage of reed switch and magnet. It can be applied to various storage containers, including those in chemical factories, which are highly oxidative and corrosive. Also, it can be widely used in general industries with high reliability and long life spans. -
Page 4: Specifications
HR-30 Series Specifications Stainless Steel (Flange) Model HR-30S HR-30SH HR-30S-Ex HR-30SH-Ex Mounting Flange Temperature Max. 80℃ Max. 150℃ Max. 80℃ Max. 150℃ Process pressure Up to 20㎏/㎠(300#) Switch type Reed switch Contact form SPST, SPDT Enclosure Weather-proof, IP65 Ex-proof (Ex d IIC T6, IP65) -
Page 5: Teflon
80A JIS 10K Housing ; Cable entry P.C ; PF 3/4”(F) AL. ; PF 3/4”(F) Combination unit HLC-200A, HLC-300N, or HLC-400 It is recommended that the HR-30 Series work with our Combination unit. Specifications Environment Float Applied to Temp. (℃) Press. -
Page 6: Contact Point Capacity
HR-30 Series Contact SPST Point Float Enclosure Max. Switch Voltage Max. Switch Current Weather-proof Capacity 1” DC 24V 0.5A Ex-proof Weather-proof AC 250V / DC 24V 2”, 3”, 4” 1A/0.5A Ex-proof AC 110V / DC 24V SPDT Float Enclosure Max. Switch Voltage Max. -
Page 7: Minimum Section Distance
HR-30 Series Minimum Section Distance Stainless Steel Float Size Standard Type 1” 2” 3” 4” Section A(mm) Section B(mm) Section C(mm) 40(100) 50(100) Float Size Latching Type 1” 2” 3” 4” Section D(mm) Float Size Standard Type 2” 3” 4”... -
Page 8: Float Application Table
HR-30 Series Float Dimensions(mm) Guide Product Size Material (*)S.G Range Tube Application Table Ø28 Ø9.5 Ø8 316L 0.9~1.4 1” Ø26 Ø9.5 Ø8 Foam NBR 0.8~1.3 HR-30S Ø49 Ø15.5 Ø12.7 316L 0.7~1.0 HR-30C 2” Ø50 Ø20 Ø15.8 Foam NBR 0.6~0.9 Ø45 Ø15... -
Page 9: Product Composition
HR-30 Series Product Composition Polycarbonate Housing Aluminum Housing Aluminum Housing Max. 80℃ Max. 80℃ Max. 150℃ Max. 80℃ Max. 150℃ Flange Flange Flange Flange 304, 316L 304, 316L 304, 316L w/ TEFLON Flange Screw Stopper Stopper Stopper Stopper 316L 316L... -
Page 10: Dimensions
HR-30 Series Dimensions Weather-proof -30S HR-30V HR-30T HR-30SH HR-30TH HITROL CO., LTD. -
Page 11: Ex-Proof
HR-30 Series Ex-proof HR-30S 30S-Ex HR-30V-Ex HR-30T-Ex HR-30SH-Ex HR-30TH-Ex HITROL CO., LTD. -
Page 12: Maintenance
HR-30 Series Maintenance The major parts of HR-30 Series to be inspected are float and reed switch. The life span of key parts depends on user’s environment and can be used optimally through periodic check. Therefore, regular inspection ensures optimal performance of product, so take regular inspection and maintenance at least every year. -
Page 13: Precautions For Grounding
HR-30 Series Precautions - The grounding has an external and an internal grounding. When connecting to an external ground, the ground wire shall be 4㎟ (4mmSQ). - The internal grounding wire shall be the same size as the power line, and the size of the Grounding internal grounding terminal lug shall be 3.1㎟... -
Page 14: Wiring
HR-30 Series Wiring The terminals of the products are composed according to contact points and shall be connected as follows. - Open the cover and insert the cable through the wire inlet. - Identify the contact points (E1, E2 …) on the terminal block and connect the cable. -
Page 15: Safety And Environment
HR-30 Series ■NO □NO □NC ■NC Switch ON, when the level Switch ON, when the level drops. (Contact with B) rises. (Contact with A) Please do not move the stopper holding the float at random. Safety and ■ Precautions for Use - Make sure to connect the product and vessel using required tools for sure. -
Page 16: Warranty And Contact
You can request A/S at our website or by contacting our headquarters. ■ Headquarters ․ Factory ․ Laboratory Contact Number ADRESS : HITROL CO., LTD 141, Palhakgol-gil, Jori-eup, Paju-si, Gyeonggi-do, Korea T E L : 031-950-9700 (Headquarters & A/S) F A X : 031-943-5600 (Headquarters & A/S)
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