Technical Data
Type	VMI02	VMI07	VMI10	VMI20
Characteristics
Nominal diameter	DN 2	DN 7	DN 10	DN 20
Process connection	G¼-ISO 228 male	G½-ISO 228 male	G½-ISO 228 male or G¾ -ISO 228 male	G 1-ISO 228 male
Inner diameter [mm]	2	4 x 10	10	20
Flow range [l/min]	0.0083...1 or 0.05...2	0.1…30	0.2…60	5...250
Accuracy*	0...50 % of range: ±1 % of range 50…100 % of range: ±2 % of range	± (0.7 % of reading + 0.3 % of range)		±(1.5 % of reading + 0.3% of range)
Repeatability*	1 %
Response time	<500ms
Medium	Water and other conductive liquids
min. conductivity of medium	50 μS/cm
Medium temperature	-20...90 °C
Ambient temperature	Min. -10 °C, max. see figure temperature limits
Pressure rating	PN 16
Flow indication	LED green, flow proportional flashing
Degree of protection	EN 60529 IP65 and IP67 (with attached cable socket)
Electrical data
Electrical connection	Plug connector M12 x 1
Power supply	12...24 VDC (±10 %)			24 VDC (±10 %)
Current consumption	≤ 150 mA
Approvals (For VMI02/07/10)	EU RO Mutual Recognition Type Approval Certificate (covers: ABS, BV, CCS, CRS, DNV, IRS, KR, LR, ClassNK, PRS, RINA, RS)			-
Frequency output
Pulse rate [pulses/l]*	10,000	1,000	500	100
	optional: 1...20,000	optional 1…2,000	optional 1…1,000	optional 1...200
Resolution [ml/pulse]*	0.1	1.0	2.0	10
Signal shape	Square wave signal, pulse duty ratio 50:50, Push-Pull
Signal current	≤ 100 mA, current limited
Analogue output 4...20 mA
Scaling [l/min]**	0...1 or 0...2	0...30	0...60	0...200 or 0...250
Max. Burden	250 Ω against GND
Analogue output 0...10 V
Scaling [l/min]**	0...1 or 0...2	0...30	0...60	0...200 or 0...250