Danfoss LLS 4000 Instructions d'installation et d'entretien

Installation guide/Quick start

Liquid Level Switch

Type LLS 4000 / LLS 4000U

148R9650

M12 male Electrical

connector

Heat sink (do not cover)

Mechanical part Electronic part

Hexagon 32 mm

Liquid sensing part

Process connection

G ¾” or ¾” NPT

SVA

REG

QDV

BSV

ICF 25-6-5A

EKE

347

AKS 4100

LLG

BSV

SVA

SNV

SVA

LLG

SNV

SVA

SFA

+DSV

SVA

LLS 4000

SVA

SCA-X

260A

SNV

SVA

SNV

SNV SNV

SVA

SCA-X

FIA

LLS 4000

Fig. 1

Fig. 2

Warning! This is a Class A device.

This device may cause radio

interference in residential areas.

In case of interference, the operator

may be required to take

appropriate measures.

This instrument has to be mounted

on a metallic tank.

The device is intended to be used in

industrial areas.

Fig. 6

Fig. 3 Fig. 5

Fig. 4

LLS 4000

Weld connector

G ¾”

LLS 4000

Teﬂon (PTFE) tape

Torque (LLS 4000 only):

10 Nm/7.4 lb ft pre-tightening + 45 degrees

clockwise rotation

32 mm

LLS 4000U

Alu-gasket

Clean joining surfaces

Weld connector

Clean for particles

LLS 4000U

Weld connector

NPT ¾”

Note:

Horizontal installation

Recommended

NPT ¾”

G ¾”

45°

max

45 mm

1.8 in

min

25 mm

1 in

uninterrupted

hole size

no reduction

Note:

Vertical or inclined

installation not

recommended:

Risk of Gas Pockets

Fig. 8

+ Red

- White

Green

Black

Relay: 30 V DC

200 mA

24 V DC +/- 25%

Hand-tighten clockwise

Fig. 7

Cable with M12 female connector

Red

Green

White

Black

Color code M12 cable

Danfoss M12 cables

034G7073, M12 cable female x 2 meter

034G7074, M12 cable female x 8 meter

Cables not included with LLS 4000/4000U

Note: Fasten the wire approx. 100 mm

from the LLS

Red light LED

Yellow light LED

Green light LED

Fig. 9

Level

Open at no

Liquid

(Normally

Open)*

Closed at no

Liquid

(Normally

Closed)*

Voltage

connected Level detection LLS 4000/4000U

Fault

Green LED Yellow LED Red LED

High Level

sensor

High Level

sensor

Low Level

sensor

Low Level

sensor

Voltage supply

outside

spec.

–

LLS 4000/4000U

fault** –***

Green LED ON Yellow LED ON Red LED ON

Green LED Flashing.

LLS 4000/4000U

connected to

Bluetooth device

* Conﬁguration dependent. Non-SIL2 fully conﬁgurable. SIL2 ﬁxed conﬁguration and only applicable for High Level sensor

** For failure types please connect the device to the Bluetooth App, enter fault state mode, and read the failure type

*** Fault can be detected at any detected level, ie. 2 or all 3 lights on

SIL2 ﬁxed

conﬁguration

Not recommended in these applications because

1) A High Level Alarm may not be registered at a power failure

2) A Low Level Alarm may not be registered at a power failure

General speciﬁcations

Electrical data

Supply

24 V DC +/-25%, 80 mA

Standard power supply of type: SELV (Separated Extra Low Voltage)

with current limit of max. 8A.

Relay (Solid state)

Max 30 V DC, 200 mA.

Same power supply as to supply can be used.

Observe:

In applications with request for SIL2, another separate SELV power

supply may be needed.

Max. cycles: 1.000.000

Mechanical Data

Max. medium viscosity 5000 cps

Max. working pressure 65 bar (943 psi)

Ambient temperature range -40 °C to +65 °C (-40 °F to +149 °F)

Medium temperature range -50 °C to +120 °C (-58 °F to +248 °F)

Operating environment Pollution degree 3, altitude 2000 max., outdoor use

Connection type G ¾ in. or NPT ¾ in.

Weight 350 g (0.77 lbs.)

Approved media

Refrigerants

R717/NH (Ammonia): -50 °C to +105 °C (-58 °F to +221 °F)

R22: -50 °C to +86 °C (-58 °F to +187 °F)

R404A: -50 °C to +63 °C (-58 °F to +145 °F)

R410A: -50 °C to +61 °C (-58 °F to +142 °F)

R134A: -50 °C to +91 °C (-58 °F to +196 °F)

2.80.78

3/4 NPT

H32

1.4

5.6

M12x1

0.77

0.6

Fig. 10

M12x1

G3/4

H32

71,32

2015

142,4

19,5

LLS 4000 (mm) LLS 4000U (in)

Conﬁguration

LLS Bluetooth app download

Pin code: 0000

download

Search Danfoss

LLS 4000

ABCDEFGHIJKL

LLS______

123

LLS______ _

4 5 6

Conﬁgurable

LLS 4000

Password: 12131400

In Service menu a unique

password for Service menu

can be entered.

- Go to menu upper right

- Go login

- Go to settings

- Go to Service Password

- Enter new Service Password

Conﬁguration continued

For further documents (Data sheet, SIL2 safety manual etc.) scan this QR code:

Danfoss A/S, 6430 Nordborg, Denmark

www.danfoss.com

LLS 0 0 7

Read and apply safety instructions contained in product documentation.

Direct current.

General warnings/precautions

- Every use that is not described in this guide is considered incorrect and is not authorized by the manufacturer.

- The LLS device should only be used with approved media listed under General speciﬁcations. Use with other medias must be

validated by Danfoss before installation.

- Verify that the installation and operating conditions of the device respects those speciﬁed in this guide, especially concerning

the supply voltage and environmental conditions.

- All service and maintenance operations must be performed by qualiﬁed personnel.

- Installation must comply with local standards and legislation.

- Before carrying out any maintenance operations on the device, disconnect the device from the main power supply.

- Before unscrewing the LLS device from the pipe or tank ensure that pipe or tank is empty and not under pressure.

- Liability for injury or damage caused by incorrect use of the device lies solely with the user.

- Depending on the application, the metallic part of the instrument may be hot or cold.

- If media detection or non-detection by the level switch could generate a hazard the SIL version and speciﬁc instructions described

in the safety manual (periodic proof test) should be used. The SIL safety manual can be downloaded from Danfoss web site or by

scanning the QR code below.

LLS 0 0 7

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