Variable area flow meter model VLH

Flow range H₂O, 20°C:
min 0.4 – 2 L/min
max 5 – 30 L/min

Flow range air, 1.013 bar(a), 20°C:
min 15 – 75 NL/min
max 150 – 900 NL/min

Typical applications:
lubrication oil measurement
sealing and cooling water measurement
flush water applications
gas flow measurements

We recommend Kytola's variable area flow meter model VLH especially for the following applications

Technical data

Model	VLA	VLH	VLK
End blocks	Aluminium	AISI 316	Nylon
Flowtube	Grilamid (PA-12) (*PES)	Grilamid (PA-12) (*PES)	Grilamid (PA-12) (*PES)
Float	AISI 329 or AISI 329/PTFE (depending on range) Note! Other possible wetted metal parts: AISI 316	AISI 329 or AISI 329/PTFE (depending on range) Note! Other possible wetted metal parts: AISI 316	AISI 329 or AISI 329/PTFE (depending on range) Note! Other possible wetted metal parts: AISI 316
Seals	Nitrile (*Viton®, EPDM)	Nitrile (*Viton®, EPDM)	Nitrile (*Viton®, EPDM)
Side plates	AISI 316	AISI 316	AISI 316
Connections G/NPT	G 1/2″ or NPT 1/2″	G 1/2″ or NPT 1/2″	G 1/2″ or NPT 1/2″
Max. pressure	440 psi (30 bar)	440 psi (30 bar)	290 psi (20 bar)
Max. temperature	175°F (80°C),248°F (120°C)	175°F (80°C),248°F (120°C)	175°F (80°C)
Accuracy	±5% F.S. (H₂O, +70°F/+20°C)	±5% F.S.(H₂O, +70°F/+20°C)	±5% F.S. (H₂O, +70°F/+20°C)
Weight	1.7 lbs (0.75 kg)	4.4 lbs (2.00 kg)	2.1 lbs (0.95 kg)
*Alarm sensor	ILK-M30-AB (20 – 250 VAC/DC, 2-wire, NO) ILK-M30-BB (20 – 250 VAC/DC, 2-wire, NC) ILK-M30-FR (10 – 55 VDC, 2-wire, NO/NC) ILK-M30-N (NAMUR EN 60947)
*) Special construction on request		**) Note! Other possible wetted metal parts: AISI 316

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