Endress+Hauser AT5000 User manual

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
EX
EX
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
ԙ
Order cord
Measuring range
Type
Serial number
Explosion model
Protection class
Rating (contact output)
Rating (contact output)
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
Ø 136mm
168mm
255mm
Ø 218mm
Ø 136mm
208mm
A
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
Cover
Alarm contact : 6 points
Housing
Terminal box
Cover
Cover
3 Installation