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Spirax Sarco LC2300, Инструкция по установке и обслуживанию

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IM-P402-72  AB Issue 6

1

 LC2300

Level Controller

Installation and Maintenance Instructions

IM-P402-72

AB Issue 6

4025350/6

1. General

safety information

2. General

product information

3. Installation

4. Setting up the

controller

5. Wiring diagrams

6. Commissioning

7. Maintenance

8. Fault finding

LC2300

>50%

>100%

<0%

Printed in the UK

          © Copyright 2003

Archive

Содержание LC2300

Страница 1: ...e Instructions IM P402 72 AB Issue 6 4025350 6 1 General safety information 2 General product information 3 Installation 4 Setting up the controller 5 Wiring diagrams 6 Commissioning 7 Maintenance 8 F...

Страница 2: ...em An independent high water alarm system must be fitted if it is considered a safety requirement In this case the relays must simultaneously isolate the feedwater supply and the boiler heat supply at...

Страница 3: ...ut current is greater than 50 i e above the set point output current The amber LED 100 0 Indicates that the output is greater than 20 mA or less than 0 4 mA A three stage wave filter gives an averaged...

Страница 4: ...ntain the integrity of the approval Maximum power consumption 6 VA 0 2 V Input 1 0 6 V Selectable inputs 0 20 mA 4 20 mA Input 2 opposite sense to input 1 0 20 mA 4 20 mA Note See separate literature...

Страница 5: ...nt For the US and Canadian markets the controller must be wired in accordance with the National and Local Electrical Code NEC or Canadian Electrical Code CEC The controller and all connected circuits...

Страница 6: ...switches to the positions shown in Figure 3 for the chosen functions Replace the printed circuit board Ensure that the LEDs engage with the holes in the front panel Replace the rear cover panel Note t...

Страница 7: ...aves and high turbulence may otherwise cause continuous oscillation of the output signal giving over frequent valve movement The unit is supplied set to Filter 1 position the least damped response wit...

Страница 8: ...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 a...

Страница 9: ...rown Red Black LC2300 controller Screen Screen Fig 4 5 2 Wiring diagram standard version 4 20 mA Test Connect ammeter between Terminals 5 and 6 Do not disconnect loop This earth terminal is internally...

Страница 10: ...ng to a 4 20 mA level transducer The controller can be connected to a self powered or loop powered 4 20 mA level transducer instead of a capacitance probe Connect wiring as shown in the Figures 6 and...

Страница 11: ...are shown Wiring connections for other Spirax Sarco controllers transmitters are different and are given in the individual Installation and Maintenance Instructions Fig 8 Capacitance probe source Fig...

Страница 12: ...g or maintenance of the controller is necessary Boiler water level controls and level alarms however do require testing and inspection General guidance is given in the UK Health and Safety Executive G...

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