CA18HLN12PA [CARLOGAVAZZI]

Proximity Sensors Capacitive Polypropylene Housing;


型号：	CA18HLN12PA
厂家：	Carlo Gavazzi
描述：	Proximity Sensors Capacitive Polypropylene Housing
文件：	总2页 (文件大小：181K)
中文：	中文翻译
下载：	下载PDF数据表文档文件

Proximity Sensors Capacitive

Polypropylene Housing

Type CA, M18, DC

• Featuring TRIPLESHIELD™ sensor protection

• Adjustable sensing distance 3-8 mm or 3-12 mm

• Rated operational voltage: 10-40 VDC

• Output: DC 200 mA, NPN or PNP

• Make and break switching function

• LED indication

• High noise immunity

• Flush and non-flush types

• Cable versions

Product Description

Ordering Key

CA 18 HLF 08 NA

Capacitive proximity switches Black M18 polypropylene Type

with either sensing distance 8 housing with 2 m cable. Ideal Housing style

mm flush mounted in metal or for use in level applications Housing size

sensing distance 12 mm non- in chemical, semi-conductor Housing material

flush mounted. 4-wire DC out- and food & beverage indus- Housing length

put with both make (NO) and tries.

break (NC) switching.

Detection principle

Sensing distance

Output type

Output configuration

Type Selection

Housing

diameter

Rated

Mounting

Ordering no.

operating

Transistor NPN

Transistor PNP

dist. (S_n)¹⁾

Make & break switching

M18

8 mm

12 mm

Flush (built-in)

Non-flush

CA18HLF08NA

CA18HLN12NA

CA18HLF08PA

CA18HLN12PA

¹⁾Object: Grounded steel plate

Specifications

Rated operating dist. (S_n)

CA18HLF08

Frequency of operating

cycles (f)

3 to 8 mm

30 Hz

factory set at 8 mm

3 to 12 mm

factory set at 12 mm

Indication for output ON

Environment

Degree of protection

LED, yellow

CA18HLN12

IP 67 (Nema 1, 3, 4, 6, 13)

Sensitivity

Adj. 270° turn pot. meter

0.9 x S_n≤ S_r≤ 1.1 x S_n

0.8 x S_r≤ S_u≤ 1.2 x S_r

≤ 5%

Temperature

Operating temperature

Storage temperature

Effective operation dist. (S_r)

Usable operation dist. (S_u)

Repeat accuracy (R)

Hysteresis (H)

-25° to +80°C ( -13° to +176°F)

-40° to +85°C (-40° to +185°F)

Housing material

Body, front, nuts

Black polypropylene

4 to 20% of sensing distance

Connection

Cable

Rated operational volt. (U_B)

10 to 40 VDC

(ripple included)

Black, 2 m, 4 x 0.34 mm²

Polypropylene

Ripple

≤ 10%

Weight

CE-marking

110 g

Yes

Rated operational current (I_e)

Continuous

≤ 200 mA

No-load supply current (I_o)

Voltage drop (U_d)

Protection

≤ 10 mA

≤ 2.5 VDC at max. load

Reverse polarity,

short-circuit, transients

Specifications are subject to change without notice (09.06.2017)

CA, M18, DC

Dimensions

Wiring Diagrams

1 BN

4 BK

2 WH

4 BK

3 BU

PNP

NPN

1) Note: Only CA18HLN

Adjustment Guide

The environments in which accommodate mechanically

capacitive sensors are install- demanding areas, temperature

ed can often be unstable re- stability to ensure minimum

garding temperature, humidity, need for adjusting sensitivity

object distance and industrial if temperature varies and high

(noise) interference. Because immunity to electromagnetic

of this, Carlo Gavazzi offers interference (EMI).

as standard features in all

Max.

Min.

TRIPLESHIELD™ capacitive Note:

sensors a user-friendly sensi- Sensors are factory set (de-

tivity adjustment instead of fault) to maximum rated sens-

having a fixed sensing range, ing range.

Sensitivity

extended sensing range to

Installation Hints

Capacitive sensors have the

unique ability to detect al-

most all materials, either in li-

quid or solid form. Capacitive

sensors can detect metallic

as well as non-metallic ob-

jects, however, their tradition-

al use is for non-metallic ma-

terials such as:

• Chemical Industry

Cleansers, fertilisers, liquid

soaps, corrosives and

petrochemicals.

• Packaging Industry

Package inspection for

level or contents, dry

goods, fruits and vege-

tables, dairy products.

material, the better or easi-

er it is to detect the object.

Nominal sensing distan-

ce for a capacitive sensor

is referenced to a ground-

ed metal plate (ST37). For

additional information re-

garding dielectric ratings

of materials please refer to

Technical Information.

• Semi-conductor Industry

• Food & Beverage

Materials are detected due

to their dielectric constant.

The bigger the size of an ob-

ject, the higher the density of

To avoid interference from inductive voltage/

current peaks, separate the prox. switch

power cables from any other power cables,

e.g. motor, contactor or solenoid cables

Relief of cable strain

Protection of the sensing face

Switch mounted on mobile carrier

Incorrect

Bending radius ≥ 7.5 cm

Correct

Any repetitive flexing of the

cable should be avoided

A proximity switch should not serve as

mechanical stop

Bending radius ≥ 7.5 cm

The cable should not be pulled

Delivery Contents

• Capacitive switch: CA18HL...

• Screw driver

• 2 nuts

• Packaging: Cardboard box

• Installation & Adjustment Guide

Specifications are subject to change without notice (09.06.2017)

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