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					GAS DETECTOR รุ่น EW 401  ประกอบด้วย 2 ส่วนหลัก 
					  
					(1) ส่วนแสดงผล (indicator) 
					(2) ส่วนตรวจับ (Detector)
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					ส่วนแสดงผล (indicator)  
					  
					item                                : Gas Leakage Detector (EW-401) Applicable gas                : LPG, LNG, CITY GAS
 Power Consumption       : AC 220V 50Hz
 Humidity range               : less than 95% (RH)
 Sensible range                : 0 - 100% (LCL)
 Alarm Setting point        : 20% (LEL)
 Response time               : Within 20 Seconds
 Alarm Signal Indicator   : LED lamp (Yellow) Blink & intermediate Buzzer sound
 
					Operation Indicator       : LED lamp (Green) Blink Failure Indicator            : LED lamp (Red) blink
 Initiative Stability Time   : 60 seconds
 Connecting cable           : VCT or CWS  0.75 mm - 2.0 mm (3 wire)
 
					DimeAsion                     : 114  260  80
 
					Alarm Output                 : DC 12V (30 -~ A)  No-Voltage Contact NO.NC.COM (relay contact)
 
					 
 
					  
					ส่วนตรวจับ (Detector) 
					Type    :                                 Separatiob
 
					Applicable gases   :             LPG, LNG, CITY GAS 
					Sensor    :         Diffusion type Lot-wire type 
					Operating Temperature Range :                                 20C - 50C 
					Humidity Range   :                     less than 95% (RH) 
					Explosion-proof type  :                         resistant structure (d2G4, KS 0906)
 
					Cable Connector  : inner diameter 16 mmlouter  23 mm 
					Dimension   :                                 137 142 75 
					Weight    :                                            994 g. 
					Sensible Density Range :                             0- 100% (LEL) 
					Response Time   :                         within 15 seconds 
					Case Material   :                                     Aluminum |