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Operating Instructions

Integrated Transducer UVA-AS102

U326_UVAintAS102_B_e_070717

1/13

www.hoentzsch.com

Annex

Operating Instructions

Transducer UVA

integrated in the connection housing AS102 of the

vortex probes VA40, VAT40 and

vortex measuring tubes VA Di

Contents

zertifiziert nach

ISO 9001 : 2000

certified quality

A1 Scope of Delivery

A1.1 Description,

Type

Plates

A2 Technical Specifications

A2.1 Operating

Conditions

A2.2 Housing

and

Connectors

A2.3 Electrical

Data

A2.4 Measurement

Uncertainty

A3 Installation

A3.1 Block

Diagram

A3.2 Wiring

Diagrams

A3.2.1 Shielding contact at cable bush

A3.2.2 Power

supply

A3.2.3 Analog output v (Flow)

A3.2.4 Relay
A3.2.5 Interface

RS232

A3.2.6 Optional LCD display

A3.2.7 Optional analog output t (Temp)

A4 Functional Description

A5 Settings

A6 Initial Operation

A7 Operation
A8 Shut-down, Dismantling

A9 Inspection

A10 Troubleshooting

A11 Replacement Parts

Содержание UVA-AS102

Страница 1: ...ription Type Plates A2 Technical Specifications A2 1 Operating Conditions A2 2 Housing and Connectors A2 3 Electrical Data A2 4 Measurement Uncertainty A3 Installation A3 1 Block Diagram A3 2 Wiring Diagrams A3 2 1 Shielding contact at cable bush A3 2 2 Power supply A3 2 3 Analog output v Flow A3 2 4 Relay A3 2 5 Interface RS232 A3 2 6 Optional LCD display A3 2 7 Optional analog output t Temp A4 F...

Страница 2: ... listed in the Delivery Note Technical Data Sheet is included in the delivery A1 1 Description Type Plates Remove cover to reveal type plate VA Di Flow Sensor measuring tube VA Di VAT Di Flow Sensor measuring tube VA Di with temperature measurement VA40 Flow Sensor probe VA40 VAT40 Flow Sensor probe VA40 with integrated temperature measurement S N serial no Di inside diamter Di of measuring tube V...

Страница 3: ...s necessary for strand connection simply insert the strand ends twisted or with end sleeve into the terminal Separate strands by applying pressure to the terminal release spring with a pen or screwdriver A2 3 Electrical Data Supply voltage mains supply 24 V DC 20 27 V DC power 5 W 12 V DC 10 17 V DC power 5 W The mains supply is electrically isolated from the UVA outputs UVA analog output v 4 20 m...

Страница 4: ...nd equipment optional analog output t 4 20 mA x y C burden max 200 Ohm x C fixed preset initial value for measuring temperature y C fixed preset terminal value for measuring temperature see accompanying documentation A2 4 Measurement Uncertainty Recording the measurement frequency at 1000 Hz 0 1 Analog output terminal value 0 15 Linearity error 0 1 Temperature coefficient 20 ppm K at 25 K temperat...

Страница 5: ...grams Electrical connection must be carried out according to the appropriate wiring diagram Faulty connection can cause damage to persons and destruction of the electronics Do not install or wire up the transducer under mains voltage Non compliance can cause damage to persons and destruction of the electronics In this connection and depending on the configuration of the equipment one of the follow...

Страница 6: ...al the type plate with the relevant information A3 2 3 Analog output v Remove the cover of the integrated UVA to reveal the type plate with the relevant information regarding analog output The terminal value of the analog output can be parameterised with the PC software UCOM via the RS232 interface The customer specific programmed value can be found in the accompanying documents P protective earth...

Страница 7: ...ponding setting parameter are parameterable with the PC software UCOM via the RS232 interface The customer specific settings are in the parameter printout A3 2 5 RS232 Interface The RS232 interface connection is below left next to the connecting terminals The RJ22 plug of the PC connecting cable is plugged in to the socket see Fig 1 PC connection follows at a COM port or using an optional USB adap...

Страница 8: ...k to persons and equipment Visible are the readout potentiometer for the contrast of the LCD display the reset button for the quantity counter the ST1 and ST2 jumpers see Functional Description A4 A3 2 7 Analog output t temp optional The initial value x C 4 mA and the terminal value y C 20 mA are permanent hardware settings and recorded in the Technical Data Sheet 4 20 mA Resistance max 200 Ohm Ab...

Страница 9: ...contact can be parameterised for 1 of 2 functions 1 as limit value for the flow velocity or the flow rate flow velocity or limit value relay contact idle flow velocity limit value relay contact in working position 2 as quantity pulse for quantity measurement max pulse repetition frequency 1 Hz per unit of volume pulse duration 0 5 s e g 1 pulse per 1 10 or 100 m or 1 10 or 100 litre respectively S...

Страница 10: ...mal places quantity display with error error 01 parameter error error 02 sensor error see A10 Troubleshooting Reset button in cover see Fig 2 A3 2 6 Reset the quantity counter by pressing the reset button for more than 3 seconds A5 Settings The following setting parameters can be read using the PC software UCOM and are also alterable The customer specific settings are shown on the parameter print ...

Страница 11: ...ntzsch com A7 Operation Pay attention to A2 1 Operating Conditions Pay attention to A2 3 Electrical Data A8 Shut down Dismantling Before disconnecting the cable please ensure that the supply voltage is switched off A9 Inspection Checking the LEDs see under A4 Functional Description Self diagnosis ...

Страница 12: ... sensor according to instructions no measured value coefficient set at 0 000 set coefficient at 1 000 sensor contaminated clean sensor according to instructions coefficient setting too low set coefficient at 1 000 input output section too short change sensor position improve flow con ditions with a flow rectifier rotational flow reposition sensor in flow direction install flow rectifier reduced ac...

Страница 13: ...3 Fuse TR5 Fuse TR5 2 is situated in the base behind the power supply connecting terminals and is easily accessible by loosening the screws 1 to remove the cover plate for 230 V AC TR5 T 100 mA order no e025 023 for 24 V DC TR5 T 500 mA order no e025 024 for 12 V DC TR5 T 500 mA order no e025 024 Always switch off before changing the fuse ...

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