Spirax Sarco LT2010 Скачать руководство пользователя | Manualshive

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IM-P402-62 AB Issue 5

1

LT2010

Level Transmitter

Installation and Maintenance Instructions

IM-P402-62

AB Issue 5

4025351/5

1. General

safety information

2. General

product information

3. Installation

4. Setting up the transmitter

5. Wiring diagrams

6. Commissioning

7. Maintenance

8. Fault finding

LT2010

>100%

>0%

Printed in the UK

© Copyright 2003

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Содержание LT2010

Страница 1: ... Maintenance Instructions IM P402 62 AB Issue 5 4025351 5 1 General safety information 2 General product information 3 Installation 4 Settingupthetransmitter 5 Wiring diagrams 6 Commissioning 7 Maintenance 8 Fault finding LT2010 100 0 Printed in the UK Copyright 2003 ...

Страница 2: ...e injury or fatality to personnel Warning Isolate the mains supply before unplugging the transmitter since hazardous voltages will be exposed on the transmitter base This product complies with the requirements of Electromagnetic Compatibility Directive 89 336 EEC by meeting the standards of BS EN 50081 1 Emissions and BS EN 61000 6 2 Immunity The following conditions should be avoided as they may ...

Страница 3: ...e very different turbulence conditions found in tanks and high output boilers The LT2010 is set up before installation to suit the mains supply voltage and to provide the required functions using internal switches See Setting up the transmitter Section 4 Calibration can be altered without removing or dismantling the unit using the zero point and full scale span potentiometers on the front panel Ma...

Страница 4: ...screwed directly to a chassis plate Caution Allow 15 mm spacing between multiple units for air circulation The transmitter is for installation Category II Overvoltage category and must be installed in accordance with IEC 60364 or equivalent The transmitter and all connected circuits must have a common isolation system which meets the relevant requirements of IEC 60947 1 and IEC 60947 3 or equivale...

Страница 5: ...e with a temperature transmitter for example set switch 1 and 2 to ON 4 5 Inverse output Switch 3 The transmitter is supplied set so that a rising level at the probe will give a rising output from the transmitter If a falling transmitter output is required with a rising input as when using a differential pressure transmitter for level monitoring set Switch 3 to OFF 4 6 Wave filter Switch 8 This fe...

Страница 6: ... from electric shock under a single fault condition This product has double insulation and therefore does not require a protective earth A functional earth is used in order for the product to operate In this application the earth tank boiler shell is used as the common of the probe preamplifier It also provides a sink drain for any electrical interference Ensure that the screen is connected to the...

Страница 7: ...itter powered from the LT2010 Additional unit Multiple transmitters Several transmitters can be connected to a single probe if required Connect wiring as shown in the diagram Ensure resistance from probe body to pipework boiler shell is less than 1 W Links on preamplifier provide sensitivity selection see preamplifier IMI The earth pin is internally connected to the PA20 body and earthed by the LP...

Страница 8: ...ing and inspection General guidance is given in Health and Safety Executive Guidance Note PM5 For specific instructions for the Spirax Sarco system please see separate literature Available spares Spare fuses Stock No 4033380 Set of 3 Most faults which occur on commissioning are due to incorrect wiring or setting up In the case of problems the following checklist may be helpful Mains on LED not lit...

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