Endress+Hauser AT5000 Manuale utente

BA01012G/08/en/13.10

71124748

Operating Instructions

Analog Transmitter AT5000 AT500

Alarm transmitter for mechanical level gauges

Analog Transmitter AT500

Endress+Hauser 2

Teble of contents

1 Safety instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . .3

1.1 Designated use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

1.2 Installation, commissioning and operation . . . . . . . . . . . . . 3

1.3 Operational safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

1.4 Notes on safety conventions and symbols . . . . . . . . . . . . . 4

2 Identification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

2.1 Device designation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

2.2 Ordering information . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

2.3 Scope of delive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

2.4 Certificates and approvals . . . . . . . . . . . . . . . . . . . . . . . . . 7

2 Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8

3.1 Incoming acceptance, transport, storage . . . . . . . . . . . . . . 8

3.2 Installation conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

3.3 Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

3.4 Alarm settup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

4 Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15

4.1 A contact point: Normal open . . . . . . . . . . . . . . . . . . . . 15

4.2 B contact point: Normal open . . . . . . . . . . . . . . . . . . . . 15

4.3 C contact point: Transfer . . . . . . . . . . . . . . . . . . . . . . . . 16

5 Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17

6 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . .18

6.1 Spare parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

6.2 Trouble-shooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

6.3 Return . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

6.4 Disposal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

6.5 Contact addresses of Endress+Hauser . . . . . . . . . . . . . . 20

7 Technical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21

Analog Transmitter AT500

Endress+Hauser 3

1 Safety instructions

1.1 Designated use

The AT500 Analog transmitters are used in conbination with LT11/12/14/16 of mechanical float tank

gauge.

When level gauge indicator reaches alarm setting point, AT500 transmitter output an alarm contact output by

operating microswitch.

The AT500 is a limit contact unit that has six contacts available for controlling the level of the tank contents.

1.2 Installation, commissioning and operation

• Mounting, electrical installation, start-up and maintenance of the instrument may only be carried out by

trained personnel authorized by the operator of the facility.

• Personnel must absolutely and without fail read and understand these installation instructions before carry-

ing out the procedures..

• The instrument may only be operated by personnel who are authorized and trained by the operator of the

facility. All instructions in this manual are to be observed without fail.

• The installer must make sure that the measuring system is correctly wired according to the wiring diagrams.

The measuring system is to be grounded.

• Please observe all provisions valid for your country and pertaining to the opening and repairing of electrical

devices.

1.3 Operational safety

1.3.1 Hazardous areas

Measuring systems for use in hazardous environments are accompanied by separate "Ex documentation",

which is an integral part of this Operating Manual. Strict compliance with the installation instructions and

ratings as stated in this supplementary documentation is mandatory.

• Ensure that all personnel are suitably qualified.

• Observe the specifications in the certificate as pipe as national and local regulations.

1.3.2 FCC approval

This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1)

This device may not cause harmful interference, and (2) this device must accept any interference received,

including interference that may cause undesired operation.

Caution!

Changes or modifications not expressly approved by the party responsible for compliance could void the user’s

authority to operate the equipment.

1 Safety instructions

Analog Transmitter AT500

4Endress+Hauser

1.4 Notes on safety conventions and symbols

In order to highlight safety-relevant or alternative operating procedures in the manual, the following

conventions have been used, each indicated by a corresponding symbol in the margin.

Safety conventions

Symbol Meaning

Warning!

A warning highlights actions or procedures which, if not performed correctly,

will lead to personal injury, a safety hazard or destruction of the instrument.

Caution!

Caution highlights actions or procedures which, if not performed correctly,

may lead to personal injury or incorrect functioning of the instruments.

Note!

A note highlights actions or procedures which, if not performed correctly,

may indirectly affect operation or may lead to an instrument response which

is not planned.

Device certified for use in explosion hazardous area

If the device has this symbol embossed on its name plate it can be installed

in an explosion hazardous area.

Explosion hazardous area

Symbol used in drawings to indicate explosion hazardous area.

- Devices located in and wiring entering areas with the designation

"explosion hazardous areas" must conform with the stated type of

protection.

Safe area (non-explosion hazardous area)

Symbol used in drawings to indicate, if necessary, non-explosion hazardous

areas.

- Devices located in safe areas still require a certificate if their outputs run

into explosion hazardous areas.

Direct voltage

A terminal to which or from which a direct current or voltage may be

applied or supplied

Alternating voltage

A terminal to which or from which an alternating (sine-wave) current or

voltage may be applied or supplied

Grounded terminal

A grounded terminal, which as far as the operator is concerned, is already

grounded by means of an earth grounding system.

Protective grounded (earth) terminal

A terminal which must be connected to earth ground prior to making any

other connection to the equipment.

Equipotential connection (earth bonding)

A connection made to the plant grounding system which may be of type e.g.

neutral star or equipotential line according to national or company practice

1 Safety instructions

Analog Transmitter AT500

Endress+Hauser 5

2 Identification

2.1 Device designation

2.1.1 Nameplate

The follow technical data are given on the instrument nameplate:

TIIS approval type

Order cord

Measuring range

Type

Serial number

Explosion model

Protection class

Rating (contact output)

This name plate is attached by customer’ requests.

2 Identification

Analog Transmitter AT500

6Endress+Hauser

2.2 Ordering information

010 Alarm Output:

2 2-point

4 4-point

6 6-point

9 Special version, TSP-no. to be spec.

020 Function:

0Basic version

1Special version, TSP-no. to be spec.

030 Approval:

B Flame proof d2G4,cable gland, TIIS

E Flame proof d2G4, TIIS

W Weather proof IP65

YSpecial version, TSP-no. to be spec.

040 Level Gauge Combination:

1 LT1100/1200/3100/3200 　 R:300mm 　 Low pressure LT version

2 LT1400/1600/3400/3600 　 R:300mm 　 High pressure LT version

3 LTC 2100 L:600mm

4 LTC 2230/2240 R:600mm

9Special version, TSP-no. to be spec.

050 Measuring Range:

1 2.5ｍ(not available for LTC)

25ｍ

310ｍ

520ｍ

630ｍ

9Special version, TSP-no. to be spec.

060 Alarm Contact:

1 A ＝ normal open

2 B ＝ normal close

3 C ＝ transfer contact

YSpecial version, TSP-no. to be spec.

070 Cable Entry:

A Thread PF(G)3/4

C Thread PF(G)1-1/2

G Gland PF(G)1, TF22-13

H Gland PF(G)1, TF22-15

K Gland PF(G)1-1/4, TF28-21

R ThreadNPT3/4

S Thread NPT1

T Thread M25

YSpecial version, TSP-no. to be spec.

080 Colour:

0 Sliver

9Special version, TSP-no. to be spec.

AT500- Complete product designation

2 Identification

Analog Transmitter AT500

Endress+Hauser 7

2.3 Scope of delive

Caution!

It is essential to follow the instructions concerning the unpacking, transport and storage of

measuring instruments given in the chapter "Incoming acceptance, transport, storage".

The scope of delivery consists of:

• Assembled instrument

Accompanying documentation:

• Operating manual (this manual)

2.4 Certificates and approvals

CE mark, declaration of conformity

The device is designed to meet state-of-the-art safety requirements, has been tested and left the factory in a

condition in which it is safe to operate. The device complies with the applicable standards and regulations as

listed in the EC declaration of conformity and thus complies with the statutory requirements of the EG

directives. Endress+Hauser confirms the successful testing of the device by affixing to it the CE mark.

2 Identification

Analog Transmitter AT500

8Endress+Hauser

3 Installation

3.1 Incoming acceptance, transport, storage

3.1.1 Incoming acceptance

Check the packing and contents for any signs of damage.

Check the shipment, make sure nothing is missing and that the scope of supply matches your order.

3.1.2 Transport

Caution!

Follow the safety instructions and transport conditions for instruments of more than 18kg. Do not lift the

measuring instrument by its housing in order to transport it.

3.1.3 Storage

Pack the measuring instrument so that is protected against impacts for storage and transport. The original

packing material provides the optimum protection for this.

The permissible storage temperature is -20°C...+60°C (-4°F...+140°F)

3 Installation

Analog Transmitter AT500

Endress+Hauser 9

3.2 Installation conditions

3.2.1 Dimensions

Flame proof

Flame proof Dimensions　

228mm

Ø 136mm

152mm

Ø 116mm

228mm

Ø 136mm

168mm

255mm

Ø 218mm

Ø 136mm

208mm

larm contact : 2, 4 points (A, B contact)

Terminal box

Locking

Cover

Housing

Alarm contact : 4 points (C contact)

Housing

Terminal box

Locking

Cover

Alarm contact : 6 points

Housing

Terminal box

Locking

Cover

3 Installation

Analog Transmitter AT500

10 Endress+Hauser

Weather proof

Weatherproof Dimensions

228mm

Ø 136mm

169mm

Ø 116mm

228mm

Ø 136mmØ 136mm

159mm

266mm

Ø 218mm

Ø 136mm

193mm

Terminal box

Cover

Housing

Alarm contact : 2, 4 points (A, B contact)

Alarm contact : 4 points (C contact)

Housing

Terminal box

Cover

Alarm contact : 6 points

Housing

Terminal box

Cover

3 Installation

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