Table of Contents 1. Specifications 1-1. Specifications of the Indicator (EW401) 1-2. Specifications of the Detector 2. Function of Each Device and Title Explanations 2-1. Indicator 2-2. Detector 3. Wiring Diagram 4. Operation System Diagram 5. Installation Place and Installation Drawing 6.
1. Product Specifications Specifications of the Indicator 1-1. Name Gas Leak Detector (MODEL:EW401) LPG LNG City Gas (Methane, Butane, Propane) Detector Gases Combustible Gas Power AC 220V. 60㎐ (AC 230V 50㎐ AC110V/ 50㎐ option) Power Consumption Normal: 2.5W. Alarm: 3W Operating Temperature Range -10℃~ 50℃, 0~95% RH and Humidity...
2. Function of Each Part and Title Explanations 2-1. Indicator (EW401) ① Power Lamp ⑤ Trouble Signal - Lamp to confirm electricity status - Lighted in case of abnormal detection device or its line (Green LED) (Red LED) ② Circuit Test Switch ⑥...
2-2. Detector ① Sensor fixing hole ⑥ Sticker - The hole for fixing the detector by bolts or nails -4m*6m ② Sintered Filter ⑦ Ground earth - Sensor protection filter (bronze 300mesh) -M4*6mm ③ Cover Fixing bolt ⑧ Molded Cover - The bolt for fixing cover and body of Detector ④...
3. Wiring Diagram ① 110/220 Input: To fix the power supply selection switch to AC110V or 220V and then to connect the line. (AC230V 50㎐ AC110V/ 50㎐ option) ② Non-voltage contact point (NO.NC.COM): Contact (Switch) COM terminal and NC terminal are connected at ordinary times. In case of alarming, COM terminal and NO terminal are connected.
5. Installation Place and Installation drawing 5-1. Installation Place 1.Detection device shall be installed in the place where the leaked gas easily stays, as the place where gas is easily leaked among storage facilities and gas facilities. 2.The location where detection device is installed, shall be decided as per the conditions such as characteristics of gas, instructions, structure of each device and etc.
5-2. Installation Drawing ※ Installation Place: Kitchen of the restaurant, boiler room, governor room and gas storage room. 6. Operation Method and Instructions 〈Operation Method 〉 1. To open the front case and to fix the switch to the operation voltage after finishing the connection of receiver device and detection device.
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4. As for test operation of gas leak alarm device, in case of pushing the circuit test button, density signal lamp is slowly up as gas is detected, and then when alarm setting device is abnormal, alarm signal lamp is lighted and alarm is sounded. 5.
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