SENKO SI-300 Operating Manual
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SENKO SI-300 Operating Manual

Explosion-proof pump type gas detector
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Explosion-proof pump type gas detector
(SI-300) OPERATING MANUAL

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Summary of Contents for SENKO SI-300

  • Page 1 Explosion-proof pump type gas detector (SI-300) OPERATING MANUAL...
  • Page 2 Warranty We, SENKO CO., LTD warrant replacement or repair for the products of SI series for 24 months from the shipment date of the product(s). However, the parts, whose life can be shortened by use, such as sensors, batteries and lamps are not under the warranty.

  • Page 3: Table Of Contents

    4.3. Internal settings ............................144 5. System Mode ..........................155 5.1. Mode configuration ..........................155 5.2. Menu configuration ..........................155 5.3. Setting/Configuration Menu ......................166 5.4. Setting/Measurement Menu ......................20 ©Senko 2021. All Rights Reserved Proprietary and Confidential to Senko...
  • Page 4 Appearance and Dimensions ....................29 Installation precautions ......................30 9.1 Selection of installation location ....................... 30 9.2 Selection of installation position ....................... 30 9.3 A/S Contact Information ........................30 Revised History ........................31 ©Senko 2021. All Rights Reserved Proprietary and Confidential to Senko...

  • Page 5: Product Overview

    Ethernet , RS-485, HART(Option) Wiring 4 to 20mA / DC power / Relay : up to 14 AWG Pressure range 90 to 110KPa Maximum sample flow Max. 1,000 ml Maximum sample pressure 6KPa ©Senko 2021. All Rights Reserved Proprietary and Confidential to Senko...

  • Page 6: Sensor List

    3ppm 5ppm 0.1ppm Ethylene oxide Electrochemical 0~30ppm 1ppm 2ppm 0.1ppm Ethylene Catalytic 0~100%LEL 15%LEL 50%LEL 1%LEL Nitrogen Monoxide Electrochemical 0~100ppm 25ppm 50ppm 1ppm Hydrogen fluoride Electrochemical 0~5ppm 0.5ppm 1ppm 0.1ppm ©Senko 2021. All Rights Reserved Proprietary and Confidential to Senko...

  • Page 7: Outline

    << SI-300 Manual 1.3. Outline ©Senko 2021. All Rights Reserved Proprietary and Confidential to Senko...

  • Page 8: Appearance And Description

    << SI-300 Manual 2. Appearance and Description 2.1. Component ©Senko 2021. All Rights Reserved Proprietary and Confidential to Senko...
  • Page 9 The earth wire is coupled and connected using a conductor of 4mm or more. Internal earth to protect against external noise or ferroelectricity. Internal earth The earth wire is coupled and connected using a conductor of 4mm or more. ©Senko 2021. All Rights Reserved Proprietary and Confidential to Senko...

  • Page 10: Front Display Configuration

    Display when running Engineering mode. COMM LED Displayed during RS485/Ethernet communication. TEST LED Display when executing the test mode. BT LED Display when connecting to Bluetooth. [Table 2. Description of Front LED Display Configuration] ©Senko 2021. All Rights Reserved Proprietary and Confidential to Senko...

  • Page 11: How To Install

    Name Description Ground Power Shield cables above 1.5 sq should be used.  When the external power DC24V is used, connect to the "CON100" Terminal of the  terminal unit. ©Senko 2021. All Rights Reserved Proprietary and Confidential to Senko...

  • Page 12: Rs485 Terminal

      3.3.1. Fault Relay Output Configuration Name Fault Relay Contact Jumper Setting Normal Close Mode J7 Jumper NC on FAULT-OUT Normal Open Mode J7 Jumper NO on FAULT-COM Common ©Senko 2021. All Rights Reserved Proprietary and Confidential to Senko...

  • Page 13: Low Relay Output Configuration

    Internal grounding: You can ground the internal grounding through point 1 using the ring terminal. ⚫ Internal grounding External grounding: Can ground the external grounding through point 2 using the ring terminal. ⚫ External grounding ©Senko 2021. All Rights Reserved Proprietary and Confidential to Senko...

  • Page 14: Usage

    ▶ Current suction flow Status LED ▶ CAL: Calibration in progress ▶ MAINT: Maintenance in progress ▶ COMM: Communication status ▶ TEST: Test in progress ▶ BR: Bluetooth connection status ©Senko 2021. All Rights Reserved Proprietary and Confidential to Senko...

  • Page 15: Internal Settings

    After entering the password, press the Select Key to enter the internal setting. 1. In the internal setting mode, each setting can be entered by using the Up/Down Keys. 2. CFG/MEAS/CAL/ALM are configurable. ©Senko 2021. All Rights Reserved Proprietary and Confidential to Senko...

  • Page 16: System Mode

    Modbus Address(0~64) PWD(Password) Password setting (00~99) (Configuration) C-TM(Calibration Time) Calibration cycle (1~12months) HIDN(Hidden Area) Hidden area (Full Range standard 0~20%) BRIT FND Brightness M1.00 Firmware version S1.00 Sensor cartridge version ©Senko 2021. All Rights Reserved Proprietary and Confidential to Senko...

  • Page 17: Setting/Configuration Menu

    Alarm 1 level (1~Full Range) Based on gas ALM2(Alarm level 2) Alarm 2 level (1~Full Range) Based on gas 5.3. Setting/Configuration Menu Internal preferences are configurable by using Up/Down Keys. - GAS/HART/MODT/ADR/PWD/C-TM/HIDN BRIT/M1.00/S1.00 ©Senko 2021. All Rights Reserved Proprietary and Confidential to Senko...
  • Page 18 ▶ Press the Select Key to enter the change ▶ Select RTU/TCP by using Up/Down Key ▶ Press the Select Key to save the change. The mode applies after restarting the device ©Senko 2021. All Rights Reserved Proprietary and Confidential to Senko...
  • Page 19 ▶ Press the Select Key to save the change Calibration cycle setting ▶ Press the Select Key to enter the change ▶ Select 1~12months by using Up/Down Key ▶ Press the Select Key to save the change ©Senko 2021. All Rights Reserved Proprietary and Confidential to Senko...
  • Page 20 ▶ Press the Select Key to enter the change ▶ Select 1~15 by using Up/Down Key ▶ Press the Select Key to save the change Firmware Version Sensor cartridge version ©Senko 2021. All Rights Reserved Proprietary and Confidential to Senko...

  • Page 21: Setting/Measurement Menu

    ▶ Press the Select Key to save the change Gas Unit setting ▶ Press the Select Key to enter the change ▶ Select PPB/PPB/VOL/LEL by using Up/Down Key ▶ Press the Select Key to save the change ©Senko 2021. All Rights Reserved Proprietary and Confidential to Senko...

  • Page 22: Setting/Calibration Menu

    ▶ Press the Select Key to proceed the calibration Span Concentration setting ▶ Press the Select Key to enter the change ▶ Select 1~9999 by using Up/Down Key ▶ Press the Select Key to save the change ©Senko 2021. All Rights Reserved Proprietary and Confidential to Senko...

  • Page 23: Setting/Alarm Menu

    ▶ Press the Select Key to save the change Alarm Energized setting ▶ Press the Select Key to enter the change ▶ Select D-EN/EN by using Up/Down Key ▶ Press the Select Key to save the change ©Senko 2021. All Rights Reserved Proprietary and Confidential to Senko...
  • Page 24 ▶ Press the Select Key to save the change Alarm 2 Level setting ▶ Press the Select Key to enter the change ▶ Select 1~9999 by using Up/Down Key ▶ Press the Select Key to save the change ©Senko 2021. All Rights Reserved Proprietary and Confidential to Senko...

  • Page 25: Problem Solving

    Check Pump connection state Check Pump connection and piping Low pressure of Pump tube High pressure of Pump Check Pump connection and tube Unstable operation of RS485 Check connection of RS485 ©Senko 2021. All Rights Reserved Proprietary and Confidential to Senko...

  • Page 26: Interface Configuration

    Alarm 2 Active 10002 BIT7~0 Alarm 2 Active state Fault Active 10003 BIT7~0 Fault Active state Maintenance Mode 10004 BIT7~0 Maintenance Mode state Test Mode 10005 BIT7~0 Test Mode state ©Senko 2021. All Rights Reserved Proprietary and Confidential to Senko...

  • Page 27: 4000X Register Read

    BIT0~15 Measured gas (Upper 2 bytes) concentration Real number gas concentration measurement (Real number) 40004 BIT0~15 (Lower 2 bytes) Measured gas concentration 40005 BIT0~15 Integer type gas concentration measurement (Integer) ©Senko 2021. All Rights Reserved Proprietary and Confidential to Senko...
  • Page 28 (Real number) 40020 BIT0~15 Real number Gas Range (Lower 2byte) BIT0~7 Detector Serial Number 1/10 Detector 40031 BIT8~15 Detector Serial Number 2/10 Serial Number 40032 BIT0~7 Detector Serial Number 3/10 ©Senko 2021. All Rights Reserved Proprietary and Confidential to Senko...

  • Page 29: 4000X Register Write

    * To set Alarm at 0.25ppm when Decimal Point is 2, set 0.25 X 10 = 25 * To set Alarm at 30.0ppm when decimal point is 1, set 30.0 X 10 = 300 ©Senko 2021. All Rights Reserved Proprietary and Confidential to Senko...

  • Page 30: Appearance And Dimensions

    << SI-300 Manual Appearance and Dimensions ©Senko 2021. All Rights Reserved Proprietary and Confidential to Senko...

  • Page 31: Installation Precautions

     Gas Detectors shall be installed where workers reside. 9.3 A/S Contact Information  Address: 73, Oesammi-ro 15beon-gil, Osan-si, Gyeonggi-do, Rep of Korea, 18111 ©Senko 2021. All Rights Reserved Proprietary and Confidential to Senko...

  • Page 32: Revised History

    << SI-300 Manual  Tel: 031-492-0445  Web: https://www.senko.co.kr/ 10. Revised History Clause Content Revision Revised Date First written Rev 1.0 2021.10. ©Senko 2021. All Rights Reserved Proprietary and Confidential to Senko...

This manual is also suitable for:

Si-301

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