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Evaluation unit NLSW45-4 with relay output for monitoring the flow of liquids

Sku: 74297

Description

Flow monitor for monitoring liquids

With switching output (1 NO/ 1 NC) suitable for switch cabinet installation, robust stainless steel sensor housing for industrial environments available separately

Large measuring range for monitoring the flow of liquids (0.03 ... 3 m/s) and gases (0.5 ... 20 m/s)

Type-tested by TÜV NORD in accordance with DIN EN 61010-1: 2011-07

Sensitive and infinitely adjustable switching point

Example areas of application: Monitoring of air and water flows, cooling circuits with up to 30% glycol content, pump monitoring

Operating voltage
€170,70
Shipment is calculated in the checkout.
Lieferzeit Symbol Delivery time: Available immediately

Bedienungsanleitung DE: Download

Bedienungsanleitung EN: Download

specification
  • Medium
    Liquids, Gases
  • Device type
    Flow evaluation unit for switch cabinet installation
  • Flow range
    Air: 0.5 ... 20 m/s, Water: 0.05 ... 3 m/s
  • Medium temperature
    -15 ... 80°C
  • Display
    LED (voltage & switching point)
  • Switching point
    Stepless adjustment (potentiometer)
  • Protection class evaluation unit
    IP40
  • Special features
    Closed sensor
  • Output signal
    Switching output
  • Switching output specification
    1 changer
  • Sensor break output signal
    Relay drops out
  • Sensor short-circuit output signal
    Relay drops out
  • Relay output specification
    1 changer
  • Housing material
    Polycarbonate glass fiber reinforced (UL94V-0)
  • Weight
    190 g
  • Housing dimensions
    120 mm x 45 mm x 73 mm
  • Mounting
    DIN rail
  • Power supply
    24 V AC/DC ± 5%, 230 V AC ± 6%
  • Electrical connection
    Terminal strip
  • Max. power consumption
    3 VA
  • Recommended cable cross-section
    2.5 mm²
  • Current and contact rating
    250 VAC, 8 A, 2 kVA
  • Minimum switching capacity
    10 mA/ 5 V DC
  • Ambient temperature
    -20 ... 50°C
  • Certificates
    CE, Type-tested by TÜV Nord in accordance with DIN EN 61010-1 2011-07
  • ATEX certification
    none
  • SIL level
    none
  • Country of origin
    Germany
  • Customs tariff number
    90 26 80 20
  • HS code
    90 26 80

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Evaluation unit NLSW45-4 with relay output for monitoring the flow of liquids

€170,70

Flow monitor for monitoring liquids

With switching output (1 NO/ 1 NC) suitable for switch cabinet installation, robust stainless steel sensor housing for industrial environments available separately

Large measuring range for monitoring the flow of liquids (0.03 ... 3 m/s) and gases (0.5 ... 20 m/s)

Type-tested by TÜV NORD in accordance with DIN EN 61010-1: 2011-07

Sensitive and infinitely adjustable switching point

Example areas of application: Monitoring of air and water flows, cooling circuits with up to 30% glycol content, pump monitoring

Medium

Liquids, Gases

Device type

Flow evaluation unit for switch cabinet installation

Device design

Temperature range

Temperature accuracy

Flow range

Air: 0.5 ... 20 m/s, Water: 0.05 ... 3 m/s

Flow accuracy

Medium temperature

-15 ... 80°C

Relative pressure range

Relative pressure accuracy

Atmospheric pressure range

Atmospheric pressure accuracy

Measured variable

Differential pressure range

Differential pressure accuracy

VOC range

VOC accuracy

CO₂ range

CO₂ accuracy

Relative humidity range

Relative humidity accuracy

Number of differential pressure ranges

Maximum measuring range limit

Display

LED (voltage & switching point)

Switching point

Stepless adjustment (potentiometer)

Protection class evaluation unit

IP40

Protection class sensor

Protection class housing

Special features

Closed sensor

Cable length

IK impact resistance rating

Luminous flux

Emergency luminous flux

Efficiency

Light color

Color rendering index CRI

Flicker factor

Power factor

Humidity resolution

Temperature resolution

Max. differential pressure

Adjustment range

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Output signal

Switching output

Analog output specification

Switching output specification

1 changer

Digital output specification

Sensor break output signal

Relay drops out

Sensor short-circuit output signal

Relay drops out

Analog input

Digital input

Relay output specification

1 changer

Immersion depth

Process connection

Housing material

Polycarbonate glass fiber reinforced (UL94V-0)

Connection head material

Sensor material

Pressure resistance

Overpressure limit

Weight

190 g

Operating pressure

Housing dimensions

120 mm x 45 mm x 73 mm

Mounting

DIN rail

Minimum pipe diameter

Fastening strap specification

Burst pressure

Vacuum resistance

Dimensions

Cable gland

Diameter

Installation depth

Front cover material

Sensor response length

Capillary tube length

Max. pressure

Power supply

24 V AC/DC ± 5%, 230 V AC ± 6%

Electrical connection

Terminal strip

Max. power consumption

3 VA

Power

Recommended cable cross-section

2.5 mm²

Load resistance

Insulation resistance

Current and contact rating

250 VAC, 8 A, 2 kVA

Response time

Minimum switching capacity

10 mA/ 5 V DC

Protection class

Min. output power

Self-consumption

product.metafields.custom.leistung Bürde max.

Max. input current

Measuring resistor

Switching differential

Overvoltage category

Reverse polarity protection

Supply output

Sensor element type

Ambient temperature

-20 ... 50°C

Storage temperature

Ambient humidity

Ambient pressure

Temperature compensation

Optimal inlet path

Optimal outlet path

Temperature gradient

Certificates

CE, Type-tested by TÜV Nord in accordance with DIN EN 61010-1 2011-07

ATEX certification

none

SIL level

none

Country of origin

Germany

Customs tariff number

90 26 80 20

HS code

90 26 80

Warranty

Service life

Fire protection

Alarm

Lining

Color

Output signal accuracy LCD/Modbus

Manufacturer

Notes

Hysteresis

Conformity

Long-term stability

Material contact

Media compatibility

Emergency light

Certification mark

Signal output reproducibility

Switching function (flow)

Fuse

Wet bulb temperature spec.

Dew point temperature spec.

Absolute humidity spec.

Availability

Pollution degree

Heat dissipation

Repeatability

Permissible air velocity

Internal thread

External thread

Wrench size

Inner diameter

Accessories

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