Warranty & Technical Data
TECHNICAL DATA
Item
Material / Comments
Lid
Polycarbonate
Valve Body (DN40 and DN50/65)
CPVC
Lid Screws
304 Stainless Steel
O-ring
Silicone Lubricated Elastomer
Scale label, Product label
Polycarbonate
Pivot Pin
Hastelloy c-276
Spring
Hastelloy c-276. 316 Stainless Steel prior to Nov. 2015
DN80 and DN100 Tee and reducing bushings
PVC
Indicator Arm
ABS
Flapper DN40 and DN50/65
PPEPS
Flapper Seal DN40 and DN50/65
Viton
Lower Flapper (DN80 and DN100 only)
ABS
Interconnecting link (DN80 and DN100 only)
316 Stainless Steel
Lower Retaining Pins (DN80 and DN100 only)
316 Stainless Steel
Materials used:
Function
Models
Comments
Max working pressure
All models
3.5 Bar
Accuracy
FV-C-M-DN40 and FV-C-M-DN50/65
Average: 97.9% / 98% / 97.5%
Accuracy
FV-M-DN80 and FV-M-DN100
Average: 98.6% in straight pipe
Min / Max operating ambient temp
All models
0˚C / 60˚C
Periodic calibration
All models
None required
Design life
All models
Greater than 5 years
Operational Data:
WARRANTY
For a copy of the FlowVis warranty, please contact the factory.