HITROL HTM-20N Series Instruction Manual
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HITROL HTM-20N Series Instruction Manual

Vibration type level switch
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HTM-20N Series
HITROL CO., LTD.
HEAD OFFICE.FACTORY.R&D INSTITUDE
HITROL CO., LTD. 141, Palhakgol-gil, Jori-eup
Paju-si, Gyeonggi-do, Korea
TEL. : (+82)-31-950-9700
FAX. : (+82)-31-943-5600
www.hitrol.com
INSTRUCTION MANUAL
VIBRATION TYPE LEVEL SWITCH
HTM-20N Series
Doc. no. : HTM20N_IM_Eng_Rev.3.2
Issue date: 2020. 09
HITROL CO., LTD.
1

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  • Page 1 HTM-20N Series HITROL CO., LTD. HEAD OFFICE.FACTORY.R&D INSTITUDE HITROL CO., LTD. 141, Palhakgol-gil, Jori-eup Paju-si, Gyeonggi-do, Korea TEL. : (+82)-31-950-9700 FAX. : (+82)-31-943-5600 www.hitrol.com INSTRUCTION MANUAL VIBRATION TYPE LEVEL SWITCH HTM-20N Series Doc. no. : HTM20N_IM_Eng_Rev.3.2 Issue date: 2020. 09...

  • Page 2: Table Of Contents

    HTM-20N Series Table of Contents Overview · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 3 Safety and Environment · · · · · · · · · · · · · · · 11 Characteristics ·...

  • Page 3: Overview

    HTM-20N Series The HTM-20N Series is a tuning fork type vibration level switch that consists of one Overview membrane and two stainless forks to detect powder and output the state using the relay contact, which is applicable for alert and process control.

  • Page 4: Specifications

    HTM-20N Series Specifications Product Spec. Model HTM-20N-A HTM-20NH-A HTM-20N-B HTM-20NH-B HTM-20N-C Mounting Screw Screw, Flange Max. Temperature 80℃ 120℃ 80℃ 120℃ 60℃ Max. Process Pressure 10kg/㎠ 2kg/㎠ Power Source AC 90V~240V, 50/60Hz (Std.) / DC +24V (Opt.) Output Signal DPDT...

  • Page 5: Dimensions

    HTM-20N Series Dimensions Weather-proof Version (PBT) HTM-20N-A HTM-20N-B HTM-20N-C <Screw Type> HTM-20N-B HTM-20N-C <Flange Type> HITROL CO., LTD.

  • Page 6: Weather-Proof Version (Al.c)

    HTM-20N Series Weather-proof Version (AL.C) HTM-20NH-A HTM-20NH-B HTM-20N-C <Screw Type> HTM-20NH-B HTM-20N-C <Flange Type> HITROL CO., LTD.

  • Page 7: Attachment And Precautions

    HTM-20N Series Attachment The HTM-20N Series is installed on the top or the side of a container and silo to detect the & Precautions upper or the lower limit, respectively. The level switch can be installed on any material, so it is applicable to ferrous or nonferrous tanks and silos.

  • Page 8: Technical Data

    HTM-20N Series Technical Ambient Temp. (Housing) -20 ~ +60 ℃ HTM-20N Series Data Process Temperature MAX. 80 ℃ HTM-20N-A / HTM-20N-B 공정온도(Process temperat ure) MAX. 120 ℃ HTM-20NH-A / HTM-20NH-B 공정온도(Process temperature) MAX. 60 ℃ HTM-20N-C ⓑ ⓒ ⓐ amb.

  • Page 9: Use

    HTM-20N Series The level switch that prevents the vibration of the tuning fork is good for most of the materials, but the following need to be taken in consideration. Max. Ambient Temperature ■ Max. Pressure ■ Max. Particle Size ■...

  • Page 10: Precautions For Installation

    HTM-20N Series Connect the flanges or bolts with the same specifications. Precautions ■ Make sure to insert washers between bolts and nuts to prevent loosening. for Installation ■ Make sure to insert gaskets between flanges. (Select the gaskets in consideration of the ■...

  • Page 11: Safety And Environment

    HTM-20N Series Safety and ■ Precautions for Use Environment - Make sure to connect the product and vessel using required tools for sure. - Keep the lock key safe and make sure that it is locked. - Do not apply high impact to the product.

  • Page 12: 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)
  • Page 13 APPENDIX O HTM-20N Setting Guide Tuning Fork Type Vibration Level Switch Doc. no. : Rev0.0 Issued Date : 2020.08.31...
  • Page 14 1. M-20N Configuration and Function Configuration Function SEN. ■ Sensitivity Adjustment ■ Relay Delay Time Adjustment ○ Time Range: 0.5s, 1s ~ 10s @ Adjustment 0.1s ■ Relay Return Time Adjustment ○ Time Range: 0.5s, 1s ~ 10s @ Adjustment 0.1s ■...
  • Page 15 2. M-20N Setting & Adjustment ■ Initialization Setting Method □ After installing it on the tank, set it to the initial state for quick response. Relay Delay Time: 0.5s SEN. : 0 Relay Return Time: 0.5s Fail Safe Mode (NC) ■...
  • Page 16 ■ Tuning Setting 2 DET. □ How to set up when the LED on. Function Method DET. SEN. DET. ■ If the LED is on, fine-tune the VR to the right until the LED turns off to set the reference value. Vibration Frequency Tuning SEN.
  • Page 17 ■ Relay Time Adjustment Method □ You can adjust the relay operation time after detecting the measurement. Relay Delay Time Function Method Relay Delay Time ■ Time Adjustmnet Range: 0.5s, 1s ~ 10s @ Adjustment 0.1s ■ □ You can adjust the relay operation time after not detecting the measurement. Relay Return Time Function Method...
  • Page 18 ■ Fail Safe Mode Adjustment Method □ You can adjust the contact status to Relay Contact N.C. Function Method ■ Relay Contact Out Default Status ■ After detecting the measurement, the contact point changes from N.C → N.O. ■ LED Status □...
  • Page 19 3. M-20N UART Monitoring ■ Monitoring Method □ You can only check the state of the adjusted setting values using PC or Smartphone. □ The execution method is the same using PC or Smartphone. (Password: 1975) □ Run Screen Component: You can check the sensor measurement status, sensitivity setting value, relay setting, etc.
  • Page 20 ■ Monitoring Method Using Smartphone □ Component: Smartphone(Android OS), OTG, USB Cable(typical USB to Micro USB B), UART Adaptor. □ App: Refer to “Serial USB Terminal Install Guide” [USB Cable] [M-20N Smartphone UART Component] [Enter PW and Fly command] [Home Screen] [Select UART Connection] [Run Screen] [Open App]...
  • Page 21 APPENDIX H Serial USB Terminal Serial USB Terminal Install & Setting Guide Application : Level Switch / Level Transmitter Doc. no. : Rev0.0 Issued Date : 2020.04.29...
  • Page 22 ■ Installing Serial USB Terminal App □ Search and Install a App that "Serial USB terminal" in the App Store. ■ Serial USB Terminal Setting □ Run The Serial USB Terminal Icon □ Four types of environments must be set up for normal operation of Serial USB Terminal. ▶...
  • Page 23 ■ Serial – Baud rate Setting □ Baud rate : 19200 -> 9600 [Complete] [Select Baud rate] [Setting] [Default] ■ Terminal - Show connection message / Show timestamps Setting □ Show connection message : ON -> OFF □ Show timestamps : ON -> OFF □...
  • Page 24 ■ Receive – Newline Setting □ Newline : CR+LF (Carriage Return + Line Feed) Check [Default] ■ Send - Newline Setting □ Newline : Auto(same as Receive) -> CR [Select Newline] [Default] [Setting] [Complete] Doc. no. : Rev0.0 Issued Date : 2020.04.29...
  • Page 25 ■ Send - Character delay Setting □ Character delay : 0ms -> 5ms [Complete] [Setting] [Default] [Select Character delay] ■ Send – Local echo / Clear input on send Setting □ Local echo : ON -> OFF □ Clear input on send : OFF -> ON [Complete] [Complete] [Select Local echo]...

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