Detailed Product Description

HH50 Series Metal Tube Flow Meter/flowmeter/gas flowmeter/gas meter

1. Fit for measuring the flow rate of the medium with little caliber and low low velocity.
2. Firm work, little maintenance and long life
3. Low requirements to straight pipe part
4. Broader ratio of flow rate 10:1
5. Two-wire liquid crystal display; instant/accumulated diaplay of flow rate are available; backlight is allowed
6. Single axis and sensitive display
7. Rotation of non- contact magnetic coupling
8. Can be applied to dangerous occasions such as flammable and explosive ones
9. All-metal structure, fit for high temperature, high pressure and mediums with strong erosion.
10. Ways of providing power such as two-wire system, battery, alternating current are available
11. Multi-parameters calibration function
12. Function of date recover, date copy and power-off protection

Technical Parameters

Measuring Range : water (20C)1-200000 lh          Air (20C,0.1013MPa0.034000m3h
According to flowrate sheet, special flowrate can be made to order.Ratio of spans : standard type 10 : 1 special type 20 : 1     Accuracy : standard type class1.5 special type class1.0   Pressure Class : standard type : DN15-DN50 4.0Mpa DN80 DN200 1.6Mpa      Special type : DN15-DN50 25Mpa DN80 DN200 16Mpa    Pressure class of clamp cover is 11.6 Mpa    Special type should be negotiated with the plant before choosing the type and ordering.  Pressure loss : 7kPa-70kPa
Medium temperature : standard type : -80~ + 200 : PTFE : 0~ 85
High temperature type : at most 400
Medium viscosity DN15: <5mPa.s(F15.1-F15.3)     <30mPa.s(F15.4-F15.8)        DN25: <250mPFa.s
DN50-DN150: <300mPa.s
Environment temperature : Liquid crystal type 30~+85          Pointer type 40~ +120
Connecting forms : standard type : DIN 2510 standard flange
Special type : flange or thread appointed by users of any standard         Cable Interface : M20 x 1.5
Power source : standard type : 24VDC two-wire system 4~20 mA ( 10.8 VDC ~ 36 VDC)
AC type : 85265VAC 50HZ               Battery type :3.6V@4AH NiH battery
Alarm output : upper limit or lower limit instant flow rate alarm
Standard type : collecting anode open circuit output ( at most 100mA@ 30VDC inner impedance 100Ω)
Special type : relay output ( feeler capacity at most 5A @ 250 VAC )
Impulse output : accumulated impulse output , least interval 50 milliseconds
Liquid crystal : range of instant flow rate indication #118alue : 0-50000
Range of accumulated flow rate indication #118alue : 0-99999999
Pretection Class : IP65
Explosion-proof Token : intrinsic safety type ia II CT6 explosion-separation type d II CT6