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Summary of Contents for WatchGas LEL POINT 2000
- Page 1 USER MANUAL WATCHGAS LEL POINT 2000 we watch gas where you can't...
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Page 2: Table Of Contents
LEL POINT 2000 Smart Diffusion Flammable Gas Detector CONTENTS 1. GENERAL 7. SYSTEM MODE 7.1. Program Mode 2. CONFIGURATION 7.2. Calibration Mode 3. SPECIFICATION 7.2.1 3.1. Basic Specifications Zero Calibration 7.2.2 3.2. Mechanical Specifications Span Calibration 3.3. Electrical Specifications (Standard Type) 7.3. -
Page 3: General
1,000 m above sea level. 2. CONFIGURATION Body of LEL Point 2000 is made of Aluminum alloy and the gas sensor module is made of stainless steel. It consists of a complete explosion-proof enclosure (Ex d IIC T6). This product can be installed in areas with combustible gas leak and explosion hazards. -
Page 4: Specification
LEL POINT 2000 Smart Diffusion Flammable Gas Detector 3. SPECIFICATIONS 3.1. BASIC SPECIFICATIONS Items Specification Measuring Type Diffusion LCD or OLED Display Measuring Value Green, Red, Yellow LED Display Sound Output(95dB) Catalytic Cell Measuring Method Thermal Conductivity Cell Heated-semiconductor Cell... -
Page 5: Electrical Specifications (Standard Type)
3.3. ELECTRICAL SPECIFICATIONS (STANDARD TYPE) Items Specification Input Voltage (Standard) ※ Absolute min: Customer supplied PSU must Nominal: meet requirements IEC1010-1 Absolute max: and CE Marking requirements. Ripple maximum allowed: 1V pk-pk Max. wattage: 4.8W @+24 VDC Wattage Max. current: 200mA @+24 VDC 0-20mA(500 ohms max load) All readings ±... -
Page 6: Name And Description Of Each Part
LEL POINT 2000 Smart Diffusion Flammable Gas Detector 4. NAME AND DESCRIPTION OF EACH PART 4.1. COMPONENTS Figure 2. LEL Point 2000 Components Items Specification Protects PCB Board built in Sensor and Housing from Housing Body external environmental change and shock. - Page 7 It is a multi-color LED that displays status. It serves to fix parts to the compliment part. Shaft Body It serves to fix parts to the opponent. Cable Wire It supplies power and transmits data. Table 1. LEL Point 2000 Description of Components...
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Page 8: Lamp Function Description
LEL POINT 2000 Smart Diffusion Flammable Gas Detector 4.2. LAMP FUNCTION DESCRIPTION • In normal status, green LED lights on and buzzer does not ring. • When Alarm-1 signal is received, red LED flickers in 1 sec interval and buzzer rings in 1 sec interval. -
Page 9: Main Pcb Configuration
5.2. MAIN PCB CONFIGURATION After detaching the display parts, the Main PCB terminal layout appears as shown in the figure below. Figure 5. Main PCB Terminal Layout Name Description Power & Output Signal Terminal 4~20mA Source / Sink Selection Jumper ( ON: Source Type, OFF: Sink Type) Display LCD Connector Sensor Connector... - Page 10 Table 3. CN8 Terminal Detailed Description • Use CVVS or CVVSB 2.0sq↑ Shield Cable for terminal configuration. • To connect 4 Pin terminal from the existing old LEL Point 2000 model, connect terminals in reference to pin #2, which is +24V.
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Page 11: Wiring For 4~20Ma Source Operation Type
5.2.1. WIRING FOR 4~20MA SOURCE OPERATION TYPE • Connect 4-20 mA signal terminal at PLC side to 'mA'of LEL Point 2000. GND terminal is used in common with power. Then, turn on the J1 jumper. • HART Communicator can only be used in models using HART Option board. -
Page 12: Operation Type
J1 jumper. Figure 9. 4-20mA 3Wire Sink Configuration 5.3. INSTALLATION CABLE LENGTH • The maximum length between LEL Point 2000 and power supply is decided by wire specification. • Max. Installation Length = VMAXDROP ÷ IMAX ÷ WIRER/m ÷ 2... -
Page 13: Detector Operation Flow
1.31 0.02095 0.82 0.0333 0.518 Table 4. LEL Point 2000 Power Cable Installation Length 6. INSTALLATION 6.1. INITIAL OPERATION STATUS (POWER ON) • After wiring to power terminal at the top of Main PCB board then supply power, the following contents are displayed on LCD. -
Page 14: Operation Flow
Timeout for Level1 and Level2 are 10 sec. It is set to 1 hour for Level2 Calibration and Test Mode. • When "RESET" key contacts at Program Mode Screen, it returns to Measuring Mode. When "RESET" key contacts at each Program Setting Screen, it returns to the parent step. LEL Point 2000 Figure 11. LEL Point 2000 Mode Configuration... -
Page 15: Menu Configuration Table
• Operation keys for detector system mode are defined as below. Item Name Description Detector Mode Setting Entry Function (Insert Magnetic-bar for 2 sec or longer in measuring mode) Level2 Next stage FUNC Function key entering function and setting saving function Move to the previous stage from the level entered. -
Page 16: System Mode
LEL POINT 2000 Smart Diffusion Flammable Gas Detector ALM USED (Alarm Used) [OFF / ON] AL LATCH (Alarm Latch) [OFF / ON] A1 LEVEL (Alarm-1 Level) [1 ~ Full SCL] A1 TYPE (Alarm-1 Type) [INC / DEC] A1 DBAND (Alarm-1 Dead [0.0 ~ 10.0%F.S]... -
Page 17: Calibration Mode
• Mode that sets gas measuring unit and contacting "↑" or "↓"key changes UNIT SEL gas measuring unit. ( % / %LEL / PPM / PPB ). [ %LEL ] • When a desired gas measuring unit is displayed, contact "FUNC" key to set the unit and enter Program Mode. -
Page 18: Spancalibration
LEL POINT 2000 Smart Diffusion Flammable Gas Detector ZERO >> • When zero calibration is successful, "ZERO SUCCESS" is displayed for 2 [SUCESS] sec on LCD display then it changes to "CALIBRATION DATA" Mode. • When zero calibration is not successful, "ZERO FAIL" is displayed for 2 sec and it changes to "Calibration Data Mode". -
Page 19: Alarm Mode
SPAN >> • After completing standard gas value setting, contacting "FUNC" key [SUCESS] automatically runs Span Calibration. When it suceeds, "SPAN SUCCESS" is displayed on LCD display for 2 sec then it changes to "CAL DATA" Mode. • When span calibration is not successful, "SPAN FAIL" is displayed for 2 sec SPAN >>... - Page 20 LEL POINT 2000 Smart Diffusion Flammable Gas Detector • It is a mode that sets Dead band value for Alarm1 operation. Use "↑" or "↓" key to set a value. • It is a function where Alarm1 operates at values above the sum of Alarm1...
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Page 21: Troubleshooting
8. TROUBLESHOOTING 8.1. FAULT LIST FAULT MESSAGE DESCRIPTION & CONDITION CAUSE FAULT1 Defective Sensor Module Occurs when sensor module is disconnected. "SEN EMPT" Connection Defective sensor FAULT2 module or transmitter Toxic sensor output is above ADC max. value. "SEN HIGH" board ADC Defective sensor FAULT3... -
Page 22: Drawings And Dimensions
LEL POINT 2000 Smart Diffusion Flammable Gas Detector 9. DRAWINGS AND DIMENSIONS 9.1. STANDARD TYPE Figure 12. LEL Point 2000 Standard Type Drawing... -
Page 23: Warning Light Gtl-100
9.2. WARNING LIGHT GTL-100 Figure 13. GTL-100 Drawing... -
Page 24: When Connecting Warning Light
LEL POINT 2000 Smart Diffusion Flammable Gas Detector 9.3. WHEN CONNECTING WARNING LIGHT Figure 14. LEL Point 2000 Warning Light Connection Drawing... -
Page 25: Precautions Before Installation
10. DRAWINGS AND DIMENSIONS 10.1. SELECTING A PLACE FOR INSTALLATION (OCCUPATIONAL HEALTH & SAFETY ACT DATA) A gas leak detector alarm shall be installed in the following places. • Around chemical equipment and accessories that have concerns of gas leak. This includes compressors, valves, reactors, pipe joints, etc. -
Page 26: Revision History
CONTENTS DATE 08.08.2024 * Manual Initial Revision WatchGas LEL Point 2000 User Manual EN 08-08-24 V1.0 © 2024 WatchGas B.V. The product and manual are subject to change without a notice for the product's functional improvement and ease of use.
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