Endress+Hauser CUE25 Operating Manual

Operating Instructions

Turbimax CUE25 / CUE26

Handheld turbidimeter for field measurement

BA397C/07/en/07.06 71001162

Brief operating instructions

This explains how to use these Operating Instructions to commission your turbidimeter quickly and safely:

Safety instructions

→ Page 4 ff.

→ Page 5

→ Page 8 → Page 9 ff.

→ Page 10 → Page 11 ff.

→ Page 12 ff. Here, you can find out how to calibrate your turbidimeter.

→ Page 15 ff. Here, you can find information on important maintenance activities, for example, cleaning the

General safety instructions and explanations of the safety icons are provided in the section in question. Specific safety instructions are provided at the appropriate position. Their level of importance can be seen from the icon: # Warning, " Caution, ! Note.

Installation

The installation conditions, such as the dimensions of the device, are illustrated here. Here, you can find the steps for installation of the batteries.

Operation

Use this section to familiarize yourself with the operation of the device. This section provides information on routine measurement.

Calibration

Maintenance

cuvette and replacing the batteries.

Accessories

→ Page 17 Here, you can find an overview of the accessories which can be supplied.

Troubleshooting

→ Page 18 If faults occur during operation, use the check lists to localize and remedy them.

Technical data

→ Page 21 → Page 20

Dimensions Ambient and process conditions, weight, materials etc.

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Turbimax CUE25 / CUE26

Table of contents

1 Safety instructions . . . . . . . . . . . . . . . . 4

1.1 Designated use . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

1.2 Installation, commissioning and operation . . . . . . . . 4

1.3 Operational safety . . . . . . . . . . . . . . . . . . . . . . . . . . 4

1.4 Return . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

1.5 Notes on safety icons and symbols . . . . . . . . . . . . . . 5

2 Identification . . . . . . . . . . . . . . . . . . . . 6

2.1 Device designation . . . . . . . . . . . . . . . . . . . . . . . . . 6

2.2 Scope of delivery . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

2.3 Certificates and approvals . . . . . . . . . . . . . . . . . . . . 6

3 Installation . . . . . . . . . . . . . . . . . . . . . . 7

3.1 Quick installation guide . . . . . . . . . . . . . . . . . . . . . . 7

3.2 Incoming acceptance, transport, storage . . . . . . . . . . 7

3.3 Installation conditions . . . . . . . . . . . . . . . . . . . . . . . 8

3.4 Installation instructions . . . . . . . . . . . . . . . . . . . . . . 9

3.5 Post-installation check . . . . . . . . . . . . . . . . . . . . . . . 9

4 Operation . . . . . . . . . . . . . . . . . . . . . . 10

4.1 Display and operating elements . . . . . . . . . . . . . . . 10

4.2 Key assignment . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

4.3 Routine operation . . . . . . . . . . . . . . . . . . . . . . . . . 11

4.4 Instrument calibration . . . . . . . . . . . . . . . . . . . . . . 12

5 Maintenance. . . . . . . . . . . . . . . . . . . . 15

5.1 Cleaning the cuvette . . . . . . . . . . . . . . . . . . . . . . . 15

5.2 Replacing the batteries . . . . . . . . . . . . . . . . . . . . . . 16

6 Accessories. . . . . . . . . . . . . . . . . . . . . 17

6.1 Calibration solutions . . . . . . . . . . . . . . . . . . . . . . . 17

6.2 Cuvettes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

7 Troubleshooting . . . . . . . . . . . . . . . . . 18

7.1 Troubleshooting instructions . . . . . . . . . . . . . . . . . 18

7.2 System error messages . . . . . . . . . . . . . . . . . . . . . . 18

7.3 Battery low indicator . . . . . . . . . . . . . . . . . . . . . . . 18

7.4 Spare parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

7.5 Return . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

7.6 Disposal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

8 Technical data . . . . . . . . . . . . . . . . . . 20

8.1 Input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

8.2 Power supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

8.3 Performance characteristics . . . . . . . . . . . . . . . . . . 20

8.4 Environment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

8.5 Process . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

8.6 Mechanical construction . . . . . . . . . . . . . . . . . . . . 21

Index . . . . . . . . . . . . . . . . . . . . . . . . . 22

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Safety instructions Turbimax CUE25 / CUE26

1 Safety instructions

1.1 Designated use

The Turbimax CUE25 / CUE26 turbidimeters are compact handheld meters for turbidity measurement in process water, drinking water and wastewater. The infrared light instrument, CUE25, meets the design criteria on turbidity measurement specified in ISO 7027 and DIN 27027. The white light instrument, CUE26, meets the design criteria specified by US EPA 180.1.

Any other use than the one described here compromises the safety of persons and the entire measuring system and is, therefore, not permitted. The manufacturer is not liable for damage caused by improper or non-designated use.

1.2 Installation, commissioning and operation

Please note the following items:

• Installation, commissioning, operation and maintenance of the measuring system must only be carried out by trained technical personnel. The technical personnel must be authorized for the specified activities by the system operator.

• Electrical connection must only be carried out by a certified electrician.

• Technical personnel must have read and understood these Operating Instructions and must adhere to them.

• Before commissioning the entire measuring point, check all the connections for correctness. Ensure that electrical cables and hose connections are not damaged.

• Do not operate damaged products and secure them against unintentional commissioning. Mark the damaged product as being defective.

• Measuring point faults may only be rectified by authorized and specially trained personnel.

• If faults can not be rectified, the products must be taken out of service and secured against unintentional commissioning.

• Repairs not described in these Operating Instructions may only be carried out at the manufacturer’s or by the service organisation.

1.3 Operational safety

The measuring system has been designed and tested to the highest standards and left the factory in perfect functioning order. Relevant regulations and European standards have been met.

As the user, you are responsible for complying with the following safety conditions:

• Installation instructions

• Local prevailing standards and regulations.

Immunity to interference

This instrument has been tested for electromagnetic compatibility in industrial use according to applicable European standards. Protection against interference as specified above is valid only for an instrument connected according to the instructions in these Operating Instructions.

1.4 Return

If the system has to be repaired, please return it cleaned to the sales center responsible. Please use the original packaging, if possible.

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Turbimax CUE25 / CUE26 Safety instructions

1.5 Notes on safety icons and symbols

Safety icons

Warning!

This symbol alerts you to hazards. They can cause serious damage to the instrument or to persons if ignored.

Caution! This symbol alerts you to possible faults which could arise from incorrect operation. They could cause damage to the instrument if ignored.

Note! This symbol indicates important items of information.

Electrical symbols

Direct Current (DC)

A terminal at which DC is applied or through which DC flows.

)

Alternating Current (AC)

A terminal at which (sine-form) AC is applied or through which AC flows.

Ground connecting

A terminal, which, from the user’s point of view, is already grounded using a grounding system.

Protective ground terminal

A terminal which must be grounded before other connections may be set up.

Alarm relay

Input

Output

DC voltage source

Temperature sensor

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Identification Turbimax CUE25 / CUE26

2 Identification

2.1 Device designation

2.1.1 Nameplate

Compare the order number on the nameplate with your order. The device version can be identified from this order number.

Turbimax CUE25

Order code: Serial no.:

Rating:

Fig. 1: CUE25 nameplate (example)

CUE25-A xxx

4 x Alkaline AAA 1.5V

139073-0000

a0003778

2.1.2 Ordering information

CUE25 handheld, infrared

Version

AStandard

CUE25- complete order code

CUE26 handheld, white light

Version

AStandard

CUE26- complete order code

2.2 Scope of delivery

The scope of delivery comprises:

• 1 Turbimax CUE25 /CUE26 turbidimeter with 4 AAA alkaline batteries

• 1 Calibration kit CUE25 / CUE26 including – 0.02 NTU standard – 10.0 NTU standard – 1000 NTU standard

• 2 Empty cuvettes and Kimwipes

• 1 Operating Instructions BA397C/07/en

• 1 Instruction card

If you have any questions, please contact your supplier or your sales center responsible.

2.3 Certificates and approvals

Declaration of conformity

The product meets the legal requirements of the harmonized European standards. The manufacturer confirms compliance with the standards by affixing the 4 symbol.

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Turbimax CUE25 / CUE26 Installation

3 Installation

3.1 Quick installation guide

3.1.1 Measuring system

The measuring system comprises:

• Turbimax CUE25 / CUE26 turbidimeter

• Sample cuvette with light shield cap

• Indexing ring

Fig. 2: Turbimax CUE25 system (example)

Black light shield

Indexing ring

Sample cuvette

4 5 6

Optical well Display Touch pad

a0004364

3.2 Incoming acceptance, transport, storage

• Make sure the packaging is undamaged! Inform the supplier about damage to the packaging. Keep the damaged packaging until the matter has been settled.

• Make sure the contents are undamaged! Inform the supplier about damage to the delivery contents. Keep the damaged products until the matter has been settled.

• Check that the scope of delivery is complete and agrees with your order and the shipping documents.

• The packaging material used to store or to transport the product must provide shock protection and humidity protection. The original packaging offers the best protection. Also, keep to the approved ambient conditions (see "Technical data").

• If you have any questions, please contact your supplier or your sales center responsible.

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Installation Turbimax CUE25 / CUE26

3.3 Installation conditions

48 (1.88)

70 (2.75)

Fig. 3: Dimensions CUE25 / CUE26

mm (inch)

250 (10)

165 (6.50)

mm (inch)

a0004367

Fig. 4: Dimensions carry case

216 (8.50)

a0004368

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+ 16 hidden pages