User guide
22-16 
Control Valves, industrial
http://products.ecc.emea.honeywell.com/europe
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VR 170 float valves regulate a fluid level in vented open or closed storage vessels or can be used for 
filling of water supply storage tanks. Within the scope of their specification they can be used for 
industrial or commercial installations or also for public water supply systems. A soft seat seal provides 
positive shutoff, even with fluctuating supply pressure.
Standard version
Stainless steel float for VR 170
Plastic float for VR 170
Float valve for water storage tanks, VR 170 
Media Water and neutral liquids
Additional description • Available with plastics or stainless steel floats
• Float can be fitted horizontally or vertically
• Open construction design
• Seat seal and piston replaceable
• Lever arm can be shortened where supply pressure is low
Body material Port connection type Port diameter Max. media temperature
Type
inch
o
C
brass external threads 1/2 –
VR170-1/2A
brass external threads 3/4 –
VR170-3/4A
brass external threads 1 –
VR170-1A
brass external threads 1 1/4 –
VR170-11/4A
brass external threads 1 1/2 –
VR170-11/2A
brass external threads 2 –
VR170-2A
red bronze RG5 external threads 2 1/2 –
VR170-21/2A
Body material Port connection type Port diameter Max. media temperature
Type
inch
o
C
stainless steel – – 90
ZN170-1/2A
stainless steel – – 90
ZN170-3/4A
stainless steel – – 90
ZN170-1A
stainless steel – – 90
ZN170-11/4A
stainless steel – – 90
ZN170-11/2A
stainless steel – – 90
ZN170-2A
stainless steel – – 90
ZN170-21/2A
stainless steel – – 90
ZN170-3A
Body material Port connection type Port diameter Max. media temperature
Type
inch
o
C
synthetic material – – 65
Z171T-1/2A
synthetic material – – 65
Z171T-11/4A










