HG-50 Variable Area Flow Meter

HG-50 Variable Area Flow Meter

Característica

• Medium: Liquid, Gas or Steam, especially for measurement of low flow rate
• Meter size: DN15 to DN200
• Process connection: Thread, Flange, Tri-clamp
• Mounting direction:  Vertically or Horizontally
• Turndown ratio: 10 : 1
• Measuring accuracy: 1.0 % , 1.5%
• Indicator type:  Mechanical indicator: -only instant flow;  Digital display: -both instant flow and total flow
• Power supply: 24VDC / 220VAC / 3.6V battery
• Output: 4-20mA
• Communication : RS485 ( Modbus protocol),  HART
• Electrical connection: M20*1.5, Ex-protection: Exd IIBT4
• Wetted parts material: SS304, SS316, SS316L, PTFE lining
• Can be configured with flow rate Upper-limit alarm  and Lower-limit alarm  (alarm function is available for powered by 24VDC & 220VAC)

Dados técnicos

● Measuring Range: water (20℃) 6～15000 l/h;  Air (0.1013MPa 20℃) 0.05～4000 m3/h
● Turndown Ratio: 10:1  (20:1 for special type)
● Accuracy:  1.5 (1.0 for special type)
● Operation Pressure:  DN15～DN50 PN4.0MPa  DN80～DN200 PN1.6MPa (other pressure need to customize)
● Medium Temperature: Normal temperature -20℃～120℃,  high temperature 120 ~ 250℃
● Ambient temperature:  -40℃ ~ +120℃(electrical remote type -10 ~ 65℃)
● Viscosity DN15: ≤5mPa.s(H15.1～H15.3); ≤30mPa.s(H15.4～H15.9);  DN25： ≤250mPa.s;  DN50～DN150：≤300mPa.s
● LCD Display,  instant flow indication range: 0 ~ 50000
● Accumulative flow indication range: 0 ~ 99999999
● Output standard signal: two-wire 4~20 mA
● Pulse signal: minimum interval 50ms
● Alarm signal: collector open, MAX100mA@30VDC internal impedance 100Ω
● Power Supply:  standard type 24V DC (10.8VDC ~ 36VDC);  AC: 220V AC (85 ~ 265V AC);  Battery type: 3.6@4AH Nickel-hydrogen battery
● Connection Standard： DIN2501 or ANSI Flange,  Special Other standards on request
● Electrical Connection:  M20×1.5;  1/2”NPT (optional)
● Enclosure Protection: IP65;  Explosion Proof:  Intrinsically safe- ExiaIICT3～6;  Explosion isolation- ExdIIBT4

Field installation