Related Manuals for Endress+Hauser Turbimax CUE21
Summary of Contents for Endress+Hauser Turbimax CUE21
- Page 1 Operating Instructions Turbimax CUE21 / CUE22 Turbidimeter for on-line measurement MODE EXIT Turbimax CUE21 BA395C/07/en/03.07 71001158...
- Page 2 If faults occur during operation, use the check lists to localize and remedy them. → Page 33 A list of available spare parts. Æ Technical data → Page 36 Dimensions → Page 35 ff. Ambient and process conditions, weight, materials etc. Endress+Hauser...
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Page 3: Table Of Contents
Turbimax CUE21 / CUE22 Table of contents Safety instructions ....4 Return ........34 Disposal . -
Page 4: Safety Instructions
Safety instructions Designated use The Turbimax CUE21 / CUE22 process turbidimeters have been designed for on-line measurement of the turbidity of process water and drinking water. The infrared light instrument, CUE21, meets the design criteria on turbidity measurement specified in ISO 7027 and DIN 27027. The white light instrument, CUE22, meets the design criteria specified by US EPA 180.1. -
Page 5: Notes On Safety Icons And Symbols
Turbimax CUE21 / CUE22 Safety instructions 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. -
Page 6: Identification
100-240 V AC 47-63 Hz 80 VA 139072-0000 a0003781 Fig. 1: CUE21 nameplate (example) 2.1.2 Ordering information Turbimax CUE21, compact device, infrared Power supply 100 to 240 VAC Output 4 to 20 mA or RS-485 Version Standard CUE21- complete order code... -
Page 7: Scope Of Delivery
Turbimax CUE21 / CUE22 Identification Scope of delivery The scope of delivery comprises: • 1 Turbimax CUE21 / CUE22 turbidimeter • 1 Field terminal box • 1 Flow through assembly • 1 Desiccant pack • 1 Cuvette (single pack) • 1 Tubing kit including –... -
Page 8: Installation
• Commission the instrument as explained in the "Commissioning" section. 3.1.1 Measuring system The Turbimax CUE21 / CUE22 measuring system comprises: • Turbimax turbidimeter with installed cuvette and desiccant pouch • Connecting tubing with – fittings for flow through assembly –... -
Page 9: Incoming Acceptance, Transport, Storage
Turbimax CUE21 / CUE22 Installation 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. -
Page 10: Installation Instructions
Installation instructions 3.4.1 Mounting the instrument Turbimax CUE21 / CUE22 is designed for wall mounting. If wall mounting is not practical, the instrument can be mounted on any suitable level surface. Note! • Check that the temperature does not exceed the maximum permitted operating temperature range (0 to 50 °C (32 to 122 °F)). - Page 11 Turbimax CUE21 / CUE22 Installation 3.4.3 Installing the cuvette " Caution! The ultrasonic cuvette must be completely dry before it is inserted into the sensor. If there is any visible moisture present on the cuvette or transducer, there is great risk of damaging the sensor electronics and the transducer.
- Page 12 Installation Turbimax CUE21 / CUE22 3.4.4 Plumbing Note! • The instrument requires a very low head pressure to operate, approx. 0.069 bar (1 psi.) • The pressure regulator is rated for a max. pressure of 13.8 bar (200 psi) • The minimum flow rate for the flow through cuvette is 100 ml/min to 1 l/min (0.026 to 0.26 gal/min).
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Page 13: Post-Installation Check
Turbimax CUE21 / CUE22 Installation Post-installation check • After installation, check the instrument for damage. • Make sure that all connections are fitted tightly and are leakage resistant. • Ensure that the tubing cannot be removed without effort. • Check all tubes for damage. -
Page 14: Wiring
Wiring Turbimax CUE21 / CUE22 Wiring Electrical connection Warning! • The electrical connection must only be carried out by authorised technical personnel. • Technical personnel must have read and understood the instructions in this manual and must adhere to them. -
Page 15: Post-Connection Check
Turbimax CUE21 / CUE22 Wiring 4.1.2 Connecting the RS-485 cable The RS-485 half-duplex (2-wire) digital interface operates with differential levels that are not susceptible to electrical interferences. This is why cable lengths up to 914 m / 3000 ft can be implemented. -
Page 16: Operation
Operation Turbimax CUE21 / CUE22 Operation Display and operating elements AUTO 00000 ..:. 0000 CONFIG OFFSET MODE EXIT a0003471 Fig. 9: Display and operating elements Display of turbidity levels and user guidance in configuration Mode arrow to indicate instrument operating mode; AUTO (measurement), CAL (calibration), CONFIG... -
Page 17: Access Code
Turbimax CUE21 / CUE22 Operation Access code The instrument is equipped with a security access code feature to protect it from unintended or undesired changes in the configuration and calibration data. The access code can be enabled in the configuration mode. If the access security features is enabled, the code 333 must be entered to access CAL or CONFIG menus. -
Page 18: Commissioning
Commissioning Turbimax CUE21 / CUE22 Commissioning Function check Warning! • Check all connections for correctness. Especially check that all tube connections are firmly attached and no leakages occur. • Make sure that the supply voltage falls within the range of 100 ... 240 V AC! Switching on Familiarize yourself with the operation of the transmitter prior to switching on the device. - Page 19 Turbimax CUE21 / CUE22 Commissioning 6.3.2 Configuring the alarms The system provides two relays that are designed to operate as two independent programmable alarms. Three types of information must be input to fully program each alarm: • Alarm function (HI, LO or OFF) •...
- Page 20 Commissioning Turbimax CUE21 / CUE22 Alarm menu Function Selection Info Alarm 1 (ALM1) Selection • HI • LO AUTO • OFF ALM1 CONFIG Set point (S/P) 0 to 1000 NTU Set the desired alarm level. Delay on (DLY 1 to 30 s Set the desired number of seconds for the Å...
- Page 21 Turbimax CUE21 / CUE22 Commissioning Speed of response Function Selection Info Speed of response (RESP) 1 to 100 % Select the desired speed of response for Default: 10 displayed and output values of NTU. To avoid reading air and other anomalies, AUTO select the slowest speed (highest number).
- Page 22 Commissioning Turbimax CUE21 / CUE22 Ultrasonic cleaning The ultrasonic cleaning option is used to continuously clean the flow through cuvette. It is not intended to clean cuvettes that are already dirty, or to replace manual cleaning entirely. However, the system will increase cleaning intervals dramatically.
- Page 23 Turbimax CUE21 / CUE22 Commissioning Sample communication: Master computer requests a report from a Turbimax. Master will send out: • Byte #1 the attention character ":" in ASCII or "3A" hex • Byte #2 the address of the Turbimax being queried •...
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Page 24: Instrument Calibration
Commissioning Turbimax CUE21 / CUE22 Instrument calibration The instrument was calibrated and tested prior to leaving the factory. Therefore, it is possible to use it directly out of the box. Under normal conditions, recalibration is recommended at least once every... - Page 25 To achieve greatest accuracy and account for normal scratches and aberrations in cuvette glass when calibrating, we recommend indexing the cuvettes. Standards and standard kits purchased from Endress+Hauser are supplied with indexing rings. The following steps allow repeatable indexing of calibration standards: Shut off the flow using the provided shutoff clamp.
- Page 26 Commissioning Turbimax CUE21 / CUE22 Step two: 1. The lower display will change to show alternating 10 and ↵ , requesting the 10.0 NTU standard. If the alternating 10 and is not displayed, push the key until this display is shown.
- Page 27 CONFIG OFFSET The offset is the deviation of the NTU value measured by Turbimax CUE21 / CUE22 from the value measured by the laboratory instrument. If, for example, the CUE21 / CUE22 measures the process water at 0.016 NTU but the laboratory instrument reads the sample at 0.12 NTU, entering an offset of -0.04 would result...
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Page 28: Maintenance
Maintenance Turbimax CUE21 / CUE22 Maintenance Take all the necessary measures in time to ensure the operational safety and reliability of the entire measuring system. Maintenance work at the instrument comprises: • Cleaning the flow-through cuvette • Replacing the desiccant pouch •... -
Page 29: Replacing The Lamp
Turbimax CUE21 / CUE22 Maintenance Replacing the lamp The lamps in the instrument have a ten-year life expectancy. If the lamp should need replacement, we recommend contacting the responsible service for assistance. Endress+Hauser... -
Page 30: Accessories
Accessories Turbimax CUE21 / CUE22 Accessories Calibration solutions Calibration kit CUE21 / CUE23 / CUE24, full range • 0.02 NTU • 10.0 NTU • 1000 NTU Order no.: 51518580 Calibration kit CUE22, full range • 0.02 NTU • 10.0 NTU •... - Page 31 Turbimax CUE21 / CUE22 Accessories Operating instructions 1. Before filling the system, make sure the red vent cap is securely tight and that the valve is in the closed position (see Fig. 13) by turning vent body clockwise. Use hands only to avoid damaging the vent.
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Page 32: Troubleshooting
Troubleshooting Turbimax CUE21 / CUE22 Troubleshooting Troubleshooting instructions The instrument performs continuous diagnostic monitoring. Any faults are displayed in a queue form in the bottom row of the LCD. The Turbimax provides three levels of fault detection: • Warning A warning is simply a screen indication of a problem. No alarms are activated. If, for example, the desiccant alarm is turned off and the desiccant becomes saturated, a screen warning of DESC will appear. -
Page 33: Process Errors
Turbimax CUE21 / CUE22 Troubleshooting Process errors Error Possible cause Tests and / or corrective measures Bubbles in solution • Ensure that the drain vent is open and is not obstructed. See section "Plumbing". • Apply backpressure. See section "Plumbing". -
Page 34: Return
Troubleshooting Turbimax CUE21 / CUE22 Return If the system has to be repaired, please return it cleaned to the sales center responsible. Please use the original packaging, if possible. Please enclose the completed "Declaration of Hazardous Material and De-Ccontamination" (copy the second last page of these Operating Instructions) with the packaging and also the shipping documents. -
Page 35: Technical Data
Turbimax CUE21 / CUE22 Technical data Technical data 10.1 Input Measured variable Turbidity Measuring range CUE21: 0 to 1000 NTU /FNU CUE22: 0 to 100 NTU /FNU 10.2 Output Output signal 4 to 20 mA, galvanically isolated Signal on alarm 2 mA in case of an error max. -
Page 36: Process
Technical data Turbimax CUE21 / CUE22 10.6 Process Ambient temperature 1 to 50 °C (34 to 122 °F) Medium temperature range 1 to 50 °C (34 to 122 °F) Process pressure max. 13.78 bar (200 psi) controlled by integral pressure regulator Flow rate 0.1 to 1 liter/min. -
Page 37: Index
Turbimax CUE21 / CUE22 Index Access code........17 Nameplate. - Page 38 Turbimax CUE21 / CUE22 Endress+Hauser...
- Page 39 Erklärung zur Kontamination und Reinigung Please reference the Return Authorization Number (RA#), obtained from Endress+Hauser, on all paperwork and mark the RA# clearly on the outside of the box. If this procedure is not followed, it may result in the refusal of the package at our facility.
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