SF20 Smart Metal Tube Float Flowmeter

Technical Parameter

Measuring range:                 Water(20℃ )(1-200000)L/h, Air(20℃, 0.1013MPa)(0.05 ~ 3000)m³ /h

Turn down:                            Standard type 10:1 Special type 20:1
Accuracy leve:                       Standard type: grade 1.5

Special type:                          grade 1.0

Gas type:                                grade 1.5

Pressure rating:                    Standard type:  DN(15 ~ 50)≤4.0MPa

DN(80 ~ 200)≤1.6MPa

Special type:                        DN(15 ~ 50) ≤ 32MPa
DN(80 ~ 200) ≤ 16MPa (the pressure level of jacket is 1.6Mpa, please confirm with the factory before selecting and ordering special type)
Connection mode:              Standard mode: flange type, sanitary clamp type, thread type and sanitary thread type. For special requirements, please confirm before ordering.
Jacket connection:             Standard type: flange connection HG20592 DN15/PN1.6MPa

Special type:                         according to user requirements

Medium temperature:       Standard type: (-20 ~ +120)℃

PTFE:                                    (0 ~ 80)℃

High temperature type:    (120 ~ 450)℃(Explosion proof type 400℃ )

Low temperature type:     (-80 ~ -20)℃Ambient temperature
Ambient temperature:     Remote type: (-40 ~ +85)℃ The LCD works normally at (- 30 ~ + 80) ℃

Local pointer type / local alarm type:(-40 ~ +100)℃

Intrinsically safe and flameproof type:(-40 ~ +60)℃
Cable interface:                 M20*1.5 Internal thread

Power supply:                   Standard type: DC 24V Two-wire system (4 ~ 20)mA, DC (12V~ 32V)
Alarm type:                       DC 24V Multi wire system (4 ~ 20)mA, DC( 12V~ 32V)

AC type:                             AC (100 ~ 240)V (50 ~ 60)Hz

Battery type:                  [email protected] Lithium battery, three years service life
Load characteristics:   RLmax=600Ω Intrinsically safe type: 500Ω
Alarm output:               Upper and lower limit instantaneous flow alarm: optocoupler isolated Darlington tube output (internal power supply DC 24 V, max current 8mA, external power supply [email protected] );

Local alarm type:         upper limit, lower limit or instantaneous flow alarm;

Reed switch alarm:       contact capacity [email protected], normally open and normally closed is optional.The upper and lower limit alarm holding range is 60% of the range, and the minimum interval is 10% of the range.
Pulse output:                 The cumulative pulse output adopts optocoupler isolated Darlington tube (internal DC 24 V power supply, maximum current 8 mA).
Protection level:           IP65
Explosion proof mark:Intrinsically safe type Ex ia Ⅱ C T1 ~ T6 Gb Flameproof type
Intrinsic safety parameters:  Ui≤28V  Ii≤100mA  Pi≤0.7W  Ci≤0.021μF  Li≈0mH
Installation height:     DN(15 ~ 200) standard type vertical height 250mm ;
The height of high-pressure instrument with pressure greater than (6.3-10) MPa and diameter greater than or equal to DN80 is 300 mm.
Others:                         please consult with manufacturer before ordering
Medium viscosity:     DN15: η＞ 5mPa.s(S15.0 ~ S15.3), η＞30mPa.s(S15.4 ~ S15.10)
DN25: η＞250mPa.s
DN(50 ~ 200): η＞300mPa.s
Special viscosity medium measurement needs viscosity correction, please consult with manufacturer before ordering.