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HM-30, 90 Series 

 

 

        HITROL CO., LTD.                                                                                4 

 

Applications 

 

 

 

 

 

Specification 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

■ Feedwater heater 

■ Steam drum

 

■ Condensate drip pot

 

■ Flash tank

 

■ Separator

 

■ Receivers

 

■ Accumulator

 

 

 

 
 

Weather-Proof Version 

Model 

HM-30 

HM-90 

HM-90H 

Installation 

Top 

Ambient Temperature 

-20˚C ~ +80˚C 

Process Temperature 

Max. 

-40˚C ~ +120˚C 

Max. 

-40˚C ~ +120˚C 

Max. 

-40˚C ~ +200˚C 

-40˚C ~ +350˚C 

-40˚C ~ +500˚C 

Process Pressure 

ATM 

Up to 63kg/cm

(900#) 

Contact Form 

SPDT, DPDT 

Enclosure 

Weather-Proof (IP65) 

Switch Type 

Snap Switch, Hermetical Sealed Switch 

Process Connection 

50A JIS 10K FF(6T) 

80A JIS 10K RF (Std.) 

Material 

Displacer 

SUS 304 / SUS 316L 

Chamber 

N/A 

C.S / SUS 304 / SUS316L / Others 

Cable Entry 

C.S; PF 3/4”(F) / AL; PF 3/4”(F) (Std.) 

 

Ex-proof Version 

Model 

HM-90-Ex 

HM-90H-Ex 

Installation 

Top 

Ambient Temperature 

-20˚C ~ +80˚C 

Process Temperature 

Max. 

-40˚C ~ +120˚C 

Max. 

-40˚C ~ +200˚C 

-40˚C ~ +350˚C 

-40˚C ~ +500˚C 

Process Pressure 

Up to 63kg/cm

(900#) 

Contact Form 

SPDT, DPDT 

Enclosure 

Ex-Proof (Ex d IIC T4, IP65) 

Switch Type 

Snap Switch 

Process Connection 

80A JIS 10K RF (Std.) 

Material 

Displacer 

SUS 304 / SUS 316L 

Chamber 

C.S / SUS 304 / SUS316L / Others 

Cable Entry 

AL; PF 3/4”(F) (Std.) 

 

 

 

Summary of Contents for HM-30 Series

Page 1: ...2 Issue date 2020 08 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 INSTR...

Page 2: ...cess Condition Rating 5 ProductConfigurationandTechnicalData 5 Dimensions and Detailed Technical Specifications 6 Weather Proof Version 6 Ex Proof Version 8 Contact Form 9 Guide Pipe Version 10 Chambe...

Page 3: ...is submerged when the level of measure object rises it becomes lighter because of the buoyancy where the spring that was compressed by the weight of displacer is released so the core rises within the...

Page 4: ...Type Snap Switch Hermetical Sealed Switch Process Connection 50A JIS 10K FF 6T 80A JIS 10K RF Std Material Displacer SUS 304 SUS 316L Chamber N A C S SUS 304 SUS316L Others Cable Entry C S PF 3 4 F AL...

Page 5: ...is suitable for application B Good Theproductcanhandletheconditions butitmaybeaffectedbyperformance soitshouldbenotedformaintenance Cleaning C Poor The product does not meet the conditions Carbon Stee...

Page 6: ...y occur with actual products Dimensions and Detailed Technical Specifications The dimensions on the following pages are indicated in mm Process Temp 120 C 200 C 350 C 500 C 500 C Opt C S Aluminum Hous...

Page 7: ...M 30 90 Series HITROL CO LTD 7 Some tolerances may occur with actual products Process Temp 120 C 200 C 350 C 500 C 500 C Opt Aluminum Housing S W 1ea Aluminum Housing S W 2 3ea Aluminum Housing S W 4e...

Page 8: ...90 Series HITROL CO LTD 8 Ex Proof Version Some tolerances may occur with actual products Process Temp 120 C 200 C 300 C 350 C Aluminum Housing S W 1ea Aluminum Housing S W 2 3ea Aluminum Housing S W...

Page 9: ...HM 30 90 Series HITROL CO LTD 9 Contact Form Some tolerances may occur with actual products 1F 2F 1F 2F...

Page 10: ...HM 30 90 Series HITROL CO LTD 10 Guide Pipe Version Chamber Version Some tolerances may occur with actual products HM 90A HM 90B...

Page 11: ...because of buoyancy when the level of rises and the displacer is submerged The magnet which is connected with the switch responds to trigger the switch when the core rises Switch Specifications by Pro...

Page 12: ...e terminal COM N O of the switch block For H L Control connect to COM N C for water supply control and COM N O for water drainage control The housing is designed to prevent damage from dust or water a...

Page 13: ...ing the connection and main unit must be leveled and it is recommended to install a bracket to support the product if necessary proof rating and fluid temperature before applying an Ex the temperature...

Page 14: ...ess connection If there is a problem with operation check the followings first Remove the cover and check the output contact of snap switch Check the output by connecting COM with N O or N C using a t...

Page 15: ...ake sure that it is not subject to any high impact when moving the product External ground is located on top of cable entry and the grounding wire to connect external ground must be 4 4mmSQ Internal g...

Page 16: ...high temperature products To prevent damage to the cable An Ex proof product is a pressure resistant and Ex proof type so never open the cover during operation Ex proof products are designed according...

Page 17: ...ontact 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 Do not apply a Non ex proof product in a...

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