Spirax Sarco LCR2250 Installation And Maintenance Instructions Manual Download Page 23 | Manualshive

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IM-P693-01

EMM Issue 2

23

LCR2250 Level Controller

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Summary of Contents for LCR2250

Page 1: ...tion and Maintenance Instructions IM P693 01 EMM Issue 2 850143 01 1 Safety information 2 General product information 3 Mechanical installation 4 Electrical installation 5 Commissioning 6 Fault findin...

Page 2: ...equipment Do not commission or operate any item of equipment that does not have its own specific name plate Directives and standards VdT V Bulletin Wasserstand 100 Water Level 100 The LCR2250 level c...

Page 3: ...ion PI controller If the actual value deviates from the setpoint the electric actuator is triggered by two output contacts and two flashing LEDs indicate whether the control valve is opening or closin...

Page 4: ...ns approximate in mm 120 46 74 Item 1 Upper terminal strip 2 Lower terminal strip 3 Housing 4 Support rail TH 35 EN 60715 Fig 2 3 2 Installation in control cabinet The LCR2250 level controller is clip...

Page 5: ...e 24 V 20 IN 4 20mA 12V LOOP LOOP Type designation Top Bottom Safety information Manufacturer Degree of protection External fuse for output contacts Ambient temperature Output contacts Supply voltage...

Page 6: ...control valve actuation 2 MIN MAX output contact de energizing delay 3 seconds 3 Supply voltage connection 24 Vdc with semi delay fuse 0 5 A provided on site 4 Actual value output 4 20 mA 5 Central e...

Page 7: ...ipment please use a screened multi core control cable with a minimum conductor size of 0 5 mm2 e g LiYCY 2 x 0 5 mm2 maximum length 100 m Wire the terminal strip as shown in the wiring diagram Fig 4 C...

Page 8: ...he equipment please use a screened multi core control cable with a minimum conductor size of 0 5 mm2 e g LiYCY 2 x 0 5 mm2 maximum length 100 m Connect the screen as shown in the wiring diagram Fig 4...

Page 9: ...20 of setpoint Integral action time ti 0 s Dead band 5 of setpoint Valve travel time tt 40 s Filter 2 s Fill control function MIN MAX output contact set as MAX alarm Code switch C S1 OFF S2 OFF S3 ON...

Page 10: ...tch off the supply voltage Remove the lower terminal strip Fig 5 Insert a screwdriver between the terminal strip and the front frame to the right and left of the arrow markings Release the terminal st...

Page 11: ...contact set for MAX alarm OFF Output contact set for MIN alarm ON Not used OFF Input for connection of level transmitter LP20 LP21 PA420 ON Fill control OFF Discharge control ON Not used OFF Not used...

Page 12: ...t Pb Proportional band adjustable between 10 and 100 ti Time integral Integral action time adjustable between 0 and 120 seconds tt Motor travel time Valve travel time adjustable between 10 and 600 sec...

Page 13: ...ng range 160 mm Proportional band Pb 20 of setpoint 16 32 mm If the measuring range is 100 200 mm and the setpoint is 80 160 mm the proportional range will be 16 32 mm or in the range of 128 to 192 mm...

Page 14: ...shes from right to left 2nd 3rd or 4th digit can now be changed using the up and down buttons Pressing the up button increases the value pressing the down button reduces the value When your entries ar...

Page 15: ...red percentage Proportional band setting between 10 100 Setting the integral action time Select parameter ti enter and save the desired percentage Integral action time settings between 0 120 s Setting...

Page 16: ...ve opens valve output contact 16 19 closed or Valve CLOSED LED flashes amber Control valve closes valve output Contact 17 19 closed MAX alarm Switchpoint for MAX water level reached or exceeded MAX LE...

Page 17: ...do not light up for 1 second MIN MAX output contact 21 23 open 22 23 closed MIN LED flashes red De energizing delay in progress MIN LED lights up red for 3 seconds MIN output contact 21 23 closed 22...

Page 18: ...ck level transmitter and replace if necessary Check electrical connection E 006 Faulty level transmitter measuring current 20 mA Check level transmitter and replace if necessary Check electrical conne...

Page 19: ...y equipment Suppress HF interference using hinged shell ferrite rings 6 3 Replacing taking the equipment out of service Switch off the power supply and cut off power to the equipment Remove the upper...

Page 20: ...ion Housing Housing material base black polycarbonate front grey polycarbonate Conductor size 1 x 4 0 mm2 solid per wire or 1 x 2 5 mm2 per lead with sleeve to DIN 46228 or 2 x 1 5 mm2 per lead with s...

Page 21: ...resentative Ensure all items are suitably packed for transit preferably in the original cartons Please provide the following information with any equipment being returned 1 Your name company name addr...

Page 22: ...IM P693 01 EMM Issue 2 22 LCR2250 Level Controller...

Page 23: ...IM P693 01 EMM Issue 2 23 LCR2250 Level Controller...

Page 24: ...IM P693 01 EMM Issue 2 24 LCR2250 Level Controller Spirax Sarco Ltd Runnings Road Cheltenham GL51 9NQ United Kingdom www spiraxsarco com...

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