Voltmann Type Mechanical Cold Water Meter

Model	A	B	C
WS10-250-B12	250	175	180 x 8 PCS
WS12-250-B20	250	175	210 x 8 PCS
WS15-300-B30	300	180	240 x 8 PCS
WS20-350-B50	350	200	295 x 12 PCS

Technical Specifications	WS10 250-B12	WS12 250-B20	WS15 300-B30	WS20 350-B50
Maximum Working Pressure	bar	16	16	16	16
Maximum Pressure Loss at Q3	bar	0,63	0,63	0,63	0,63
Metrological Class		R80/R63	R80/R63	R80/R63	R80/R63
Installation Type		Horizontal/Vertical
Connection Diameter		DN100	DN125	DN150	DN200
Metrological Limits ( EN 14154, OIML R49 )
Minimum Flow Rate (Q1)	m³/h	1,25/1,59	2/2,54	3,125/3,97	5/6,35
Transitional Flow Rate (Q2)	m³/h	2/2,54	3,2/4,06	5/6,35	8/10,16
Permanent Flow Rate (Q3)	m³/h	100	160	250	400
Overload Flow Rate (Q4)	m³/h	125	200	312,5	500
Maximum Water Temperature (Tmax)	˚C	50	50	50	50
Physical Properties
Weight	kg	17	21	29	46
Protection Class	-	IP68	IP68	IP68	IP68
Pulse Output	-	Optional	Optional	Optional	Optional