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LVB-20-AD Liquid flow meter [5.0 .. 85 l/min] Low-Flow Vortex Flowmeter for Liquids
  • Fast response
  • Local display, analog output (4-20 mA)
  • Compact, light-weight, cost-effective construction
  • No moving parts; maintenance free
  • Low pressure drop
  • IP65 construction
Notice: Limited Availability of LIQUI-VIEW AD Models
Our LIQUI-VIEW AD models, will be available only while supplies last
Recent component sourcing challenges mean we cannot produce these models any more. 
Rest assured, we have stocked up, so place your order quickly.

LVB-20-AD Liquid flow meter [5.0 .. 85 l/min]

Low-Flow Vortex Flowmeter for Liquids
  • Fast response
  • Local display, analog output (4-20 mA)
  • Compact, light-weight, cost-effective construction
  • No moving parts; maintenance free
  • Low pressure drop
  • IP65 construction
Notice: Limited Availability of LIQUI-VIEW AD Models
Our LIQUI-VIEW AD models, will be available only while supplies last
Recent component sourcing challenges mean we cannot produce these models any more. 
Rest assured, we have stocked up, so place your order quickly.
Online price starting with:
$246.75
Limited stock available | 6 pcs
Order now to avoid disappointment
You can still continue your order but the desired quantity is not in stock which is 6 pieces. The new lead time will be provided upon order placement
There are only 6 products in stock. Please adjust the quantity if you wish to proceed with your order.

ModelMinMax
LVB-20-AD5.0 l/min85 l/min

Features of LVB-20-AD Liquid flow meter [5.0 .. 85 l/min]

  • Display features:
    - Local readout of actual flow rate
    - Tilting display (180°)
    - Bright, wide-angle and easy-to-read display
  • Makes liquid flows visible by Analog output (4..20 mA)
  • No moving parts makes it:
    - impervious to deposits
    - maintenance free
  • Low pressure drop
  • Mounting in any position
  • Wide flow ranges
  • Fast response
  • Suitable for dirty water (circulating, well or waste water)
  • Sustainable product design
    - Low power consumption
    - Lightweight and compact

Technical specifications

Measurement / control system

Flow range
5.0 .. 85 l/min
Accuracy
at >=50%FS <2%RD
at <50%FS <1%FS
Operating pressure
(for lifetime) 12 bar(a) at +40°C
(for lifetime) 6 bar(a) at +85°C
Nominal diameter
DN20
Medium
Water and water like liquids.
(cooling, well, waste, pure, drinking, heating and tap water)
This product is NOT compatible with flammable, corrosive or toxic liquids.
Medium Temperature
<+85°C
Rangeability
Up to 1:20
Response time (sensor)
Signal delay: < 2 s
Response time: < 500 ms
Display update rate: < 500 ms
Operating temperature
Ambient: -20 ... +50°C
Storage: -30 ... +80°C

Mechanical parts

Material (wetted parts)
Body: PA6T/6I (40% GF)
Sensor paddle: ETFE
Seals: EPDM
Test pressure
18 bar(a) at +40°C
Process connections
G1
Weight
0.10 kg
Ingress protection
IP65

Electrical properties

Power supply
10..30Vdc
Load
<(Uin-10V) / 20mA
Electrical protection measures
Short circuit, reverse voltage and external voltage protected within the admissible supply voltage
Output
4..20mA | Flow calculations Q [l/min] = 5.313 x (I (mA) - 4 mA)
Drinking water approval
KTW / W270
EMC
EN 61326-2-3
Electrical connection
M12 x 1

Product details

Dimensions LVB-AD
Dimensions LVB-AD
Pressure drop LVB-20-x
Pressure drop LVB-20-x


Applications

The fields of application for this vortex liquid flow meter are diverse:

  • Cooling water monitor
  • Deionized water (RO/DI skids)
  • Ultra pure water distribution (medicare, biotech, semiconductor, pharmaceutical)
  • Drinking water