Milton Roy LINC 21593 Instruction Manual Download Page 23 | Manualshive

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Summary of Contents for LINC 21593

Page 1: ...L E L E C T R I C L E V E L C O N T R O L S LINC L471 L471SC LV471 L971 SERIES Recognized as a world class leader in Electric Pneumatic level control switches flow indicators chemical metering pumps and allied products ...

Page 2: ...for International customers By Fax 215 293 0498 E mail info miltonroy com Technical Support By Telephone 800 455 LINC By e mail info miltonroy com P P L I N C age 1 age 1 L I N C M I L M I L T T O N O N R R O O Y Y 2 0 1 2 0 1 I V Y L A N D I V Y L A N D R R O O A D A D I V Y L A N D I V Y L A N D P P A A 1 8 9 7 4 1 8 9 7 4 U S A U S A T E L T E L 2 1 5 2 9 3 0 4 6 5 2 1 5 2 9 3 0 4 6 5 F F A X A...

Page 3: ...witch Parts List 10 Figure 4 L471 39 79 Level Switch 11 L471 39 79 Level Switch Parts List 11 Figure 5 L471 69 89 Level Switch 12 L471 69 89 Level Switch Parts List 12 Figure 6 Electric Relay 21593 14 Electric Relay 21593 Parts List 14 Figure 7 L471SC 01 02 Level Switch 15 L471SC 01 02 Level Switch Parts List 15 Figure 8 L471SC 03 04 Level Switch 16 L471SC 03 04 Level Switch Parts List 16 LV471 L9...

Page 4: ...Reliable High Low Pressure Applications Features Repairs on site in 20 minutes with the Quick Change switch cartridge The Manual Override option enables mechanical and electrical function test ing while installed Environmentally isolated design keeps operational fluids away from electrical circuitry Quick Change inexpensivereplacementparts One L471 inverts for both High Low level applications One ...

Page 5: ...e Type 1 Standard 2 High pressure 5 000 psi polypropylene displacer temp 180 F max spec grav 0 6 min CSA rated to 1500 psi per single seal rating onsult factory for higher ratings c 3 Interface 5 000 psi polypropylene displacer temp 180 F max upper fluid less than 870 spec grav lower fluid more than 970 spec grav 4 Other gravities for interface specify gravities of fluids upper lower 9 Displacer 5...

Page 6: ...ger electrical loads can be obtained The manual override option allows the operator to manually move the float arm to the test switch position The SC Series is designed to eliminate the threaded control connection in mounting with the use of a bolted ring per API rec ommended practice FIND The external cage allows for installa tion of the control at any elevation Features All wetted parts isolated...

Page 7: ...100 VA AC with 3 AMP inrush capability maximum 250 volts Breakdown voltage is 300 volts Electrical ratings are given for resistive loads For inductive loads de rate the switch rating by 50 and do not exceed the VA ratings on the inrush current If the applied load is inductive such as a relay or coil then a protective device should be used to prevent inductive kick which may burn the switch contact...

Page 8: ...the thick wall of the body Relay To test for proper relay function disconnect the switch leads from the relay socket Apply appro priate voltage to the coil termi nals and observe the relay con tact closure with an ohmmeter connected across the common and normally closed contacts Interrupt the coil power supply several times while observing the ohmmeter No movement indicates a defective relay coil ...

Page 9: ...0495 Switch Cartridge 304 ss 1 7 10087 10087 Grommet Nitrile 1 8 10012 10012 Name Plate 316 ss 1 9 10324 10324 Drive Screw not shown 18 8 ss 4 10 24885 Ring Weldment 316 ss 1 11 10996 O Ring Fluorocarbon 1 12 22271 Packing Gland 316 ss 1 13 AIC3214SS Set Screw 18 8 ss 1 14 22577 Knob 303 ss 1 15 24875 Stem 316 ss 1 16 11192 Roll Pin 18 8 ss 3 17 10108 O Ring Fluorocarbon 1 18 20119 20119 Conduit A...

Page 10: ...3 30313 Body 316 ss 1 6 20495 20495 Switch Cartridge Sealed 1 7 10087 10087 Grommet Nitrile 1 8 20119 20119 Conduit Adapter 316 ss 1 10 10324 10324 Drive Screw not shown 18 8 ss 2 24836 24836 Switch Cartridge SPDT 400 F Optional Sealed 1 Recommended spare Page 9 L I N C L I N C M I L M I L T T O N O N R R O O Y Y 2 0 1 2 0 1 I V Y L A N D I V Y L A N D R R O O A D A D I V Y L A N D I V Y L A N D P...

Page 11: ...16 ss 1 2 20120 Pin 316 ss 1 3 20121 Spacer 316 ss 2 4 20853 Float Arm Assembly 316 ss 1 5 30313 Body 316 ss 1 6 20495 Switch Cartridge Sealed 1 7 10087 Grommet Nitrile 1 8 20119 Conduit Adapter 316 ss 1 9 21593 Relay Assembly 110 VAC see relays 1 11 10324 Drive Screw not shown 18 8 ss 2 Recommended spare L I N C M I LT O N R OY 2 0 1 I V Y L A N D R O A D I V Y L A N D PA 1 8 9 7 4 U S A T E L 2 ...

Page 12: ...t Arm 316 ss 1 8 20334 20334 Pin 316 ss 1 9 23604 23604 Spacer 316 ss 2 10 11566 Wire Cable 304 ss 24 11 23503 23503 Displacer Polypropylene 1 12 23500 Stop Ring 316 ss 1 13 11565 Crimp 18 8 ss 3 14 11571 Pin 316 ss 1 24836 24836 Switch Cartridge SPDT 400 F Optional Sealed 1 Recommended spare Page 11 L I N C L I N C M I L M I L T T O N O N R R O O Y Y 2 0 1 2 0 1 I V Y L A N D I V Y L A N D R R O ...

Page 13: ... 23604 23604 Spacer 316 ss 1 10 23503 23503 Displacer Polypropylene 1 11 11571 Pin 316 ss 1 12 24887 24887 Ring Weldment 316 ss 1 13 10996 10996 O Ring Fluorocarbon 1 14 22271 22271 Packing Gland 316 ss 1 15 AIO 3214 ss Set Screw 18 8 ss 1 16 22577 22577 Knob 303 ss 1 17 24875 24875 Stem 316 ss 1 18 11192 11192 Roll Pin 18 8 ss 3 19 10108 10108 O Ring Fluorocarbon 1 20 11193 11193 Name Plate Manua...

Page 14: ...inals 1 3 4 and 8 5 and 6 4 Secure the enclosure cover prior to applying source voltage 5 Apply source voltage For use in an SPDT function follow the above instructions except omit connections for the load to terminals 8 5 and 6 Caution On DC applications the protec tive device is directional If polarity is reversed the switch could be damaged Page 13 L I N C L I N C M I L M I L T T O N O N R R O ...

Page 15: ...ed 1 2 L25757 Reducer Bushing Brass 1 3 10189 Round Head Screw Plated 1 4 12001 Terminal ring Insulated 1 5 20948 Mounting Plate Aluminum 1 6 10472 Relay Base Plastic 1 7 10688 Relay 110 VAC 1 8 25747 Relay Enclosure with Lid Plated 1 Recommended spare Dome Cover supplied when Relay is ordered L I N C M I LT O N R OY 2 0 1 I V Y L A N D R O A D I V Y L A N D PA 1 8 9 7 4 U S A T E L 2 1 5 2 9 3 0 ...

Page 16: ... 20495 20495 Switch Cartridge Sealed 1 8 30282 30282 Body 316 ss 1 9 20119 20119 Conduit Adapter 316 ss 1 10 10087 10087 Grommet Nitrile 1 11 30258 30258 Ring Flange Steel 1 12 20853 20853 Float Arm Assembly 316 ss 1 14 10324 10324 Drive Screw not shown 18 8 ss 2 24836 24836 Switch Cartridge SPDT 400 F Optional Sealed 1 Recommended spare Page 15 L I N C L I N C M I L M I L T T O N O N R R O O Y Y ...

Page 17: ...2 30282 Body 316 ss 1 9 20119 20119 Conduit Adapter 316 ss 1 10 10087 10087 Grommet Nitrile 1 11 30258 30258 Ring Flange Steel 2 12 10013 See below Name Plate 316 ss 1 13 10324 See below Drive Screw not shown 18 8 ss 2 24836 See below Switch Cartridge SPDT 400 F Optional Sealed 1 Recommended spare Model L471SC 01 04 N Item Part Description Material Qty 12 20853 Float Arm Assembly 316 ss 1 13 10013...

Page 18: ...ol L971 Horizontalelectriclevelcontrol BodyStyle 03 Standard unit 1 112 NPT normally open LV471 only 13 Optional unit 2 NPT normally open LV471 only 04 Standard unit 1 112 NPT normally closed LV471 only 14 Optional unit 2 NPT normally closed LV471 only 01 Standard unit 1 NPT L971 only Other 1 03 N Relay assembly 2 general purpose plug in 24VDC DPDT 10 Amp 04 N Relay assembly 2 general purpose plug...

Page 19: ...d at 250 psi The standard float arm is 4 long Various floats and float arm lengths are available to fit your application These controls are available with a normally closed or nor mally open switch arrangement This unit is installed through a 1 1 2 NPT fitting and the float is attached with a cotter key after the body is screwed into place Various flanged models are also available to meet your spe...

Page 20: ...at Arm Assembly 316 ss 1 The LINC LV471 04 04 Normally Closed Parts List Model LV471 04 04 N Normally Closed Item Part Description Material Qty 1 21593 Relay Assembly 110 VAC see relays 1 2 20119 Conduit Adapter 316 ss 1 3 10419 Name Plate 316 ss 1 4 10087 Grommet Nitrile 1 5 20495 Switch Cartridge Sealed 1 6 30316 Body 316 ss 1 7 20152 Float Arm Retainer 316 ss 1 8 20444 Float Arm Assembly 316 ss...

Page 21: ...ard units are installed through a 1 NPT fit ting The standard float is a solid high density polypropyl ene material and will operate in specific gravities of 0 6 or high er Due to the length of the float these controls must have 3 of vertical clearance for the unit to operate This control is available in a wide variety of designs to meet any specific requirements L I N C M I LT O N R OY 2 0 1 I V ...

Page 22: ...972 Name Plate 316 ss 1 7 13060 Drive Screw 18 8 ss 1 8 13061 Clamp 18 8 ss 1 Recommended spare Model L971 01 04 Series Item Part Description Material Qty 1 21161 Float Arm Assembly Polypropylene 1 2 21001 Pivot Pin 316 ss 1 3 20416 Switch Cartridge Sealed 1 4 30117 Body Assembly 316 ss 1 5 10087 Grommet Nitrile 1 6 10867 Name Plate 316 ss 1 7 13060 Drive Screw 18 8 ss 1 8 13061 Clamp 18 8 ss 1 9 ...

Page 23: ... NOTES ...

Page 24: ... Copyright 2004 2011 Milton Roy Lit 49752 10 2011 ...

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