user		CRRC-NingBo
product description		level switch
application		1. G-series high-speed train - Vacuum toilet system(EVAC)- excrement collection box
		2. Measure the level in the excrement collection box
problem description		1. After the excrement is dried, it will adhere to the sensor probe and affect the sensitivity of the signal output.
		2. The excrement collection box is in contact with the train. Due to the complexity of the train operating environment, when the sensor is in contact with the excrement collection box, the signal may interfere and affect the stability of the output.
The customer is currently using	brand	baumer
	product model	LBFS-0$$22.0/9145_9143_9140
	parameter	Housing	SS 1.4404 AISI 316L
		Material	SS 1.4404 AISI 316L
		Process connection	G½A (ISO 228/1)
		Sensor material	PEEK
		EMC	EN 60326
		Electrical connections	2 meter, 4-wire cable (4×0,5 mm2);EN50264 or EN 50306
		Ambient	-40 … +70°C
		Process temperature	-55 … +75°C
		Process pressure	<100 bar
		Protection rating	IP 67
		Humidity	<98% RH, condensing
		Power supply	12 … 30 VDC
		Output type	NPN
		length of sensor	<40cm
		medium	Human excrement
		Indication of level status	light indication
alternative technical solutions		a-purchase the alternative model(about 4,000 pcs per year)
		b-commissioned product development + technical training
		c-OEM production, logo is specified by the customer
		d-Domestic assembly in China
		e-Shareholding or wholly-owned purchase
contact information		contact person: Sabine Liebig
		tel:+49 - (0)531 - 23 22 39-2;email:Liebig@silkroad24.de