1)15-20m 2)Single-jet, vane wheel, dry-dial water meter 3)minitype with eight number wheels Application:--Measuring the ... volume of cold potable water passing through the pipeline. Feature:--Single-jet, dry-dial, free rotating register, small in ... ISO 4064 class B standard. Working condition:--Water temperature: 0.1°C~30°C --Water pressure : ≤1.0Mpa,1.6Mpa Maximum ...