Double-deck Tank Leakage Detecting Instrument consist of GH-SLI Console and SYW-E Sensor. It can make a distinction between water and oil, enjoys real - time monitoring function. This instrument designed for detecting water and oil between the two layers of double-deck tank. W hen there are lakegae between the two layer of tank, the SYW-E Sensor will detetect it and give singal to GH-SLI Console , the console will giving an a udible and visual alarm through software calculation . U sers can take measures to deal with the leakage according the alarm, to a void the safety hidden trouble and environmental pollution . T he l eakage d etecting i nstrument complete with switch output signal , can realize i nterlocking control after connect with other equipment s. Technical P arameters Power Supply : 220VAC Explosion-proof grade : ExiaIIBT4 Alarm method : a udible and visual alarm Sensor size: according to the length of the tank