Related Manuals for Emerson Rosemount MLS Series
Summary of Contents for Emerson Rosemount MLS Series
- Page 1 Reference Manual MS-00809-0100-4432, Rev AA October 2024 Rosemount ™ MLS Series Magnetic Level Switches for MLI Instruction and Operations Manual...
- Page 2 High voltage that may be present on leads could cause electrical shock. Make sure all power to the Rosemount MLS series switch is off and the lines to any other external power source are disconnected or not powered while wiring the instrument.
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Page 3: Table Of Contents
1.1 General Description........................5 1.2 MLS-3 Series..........................5 1.3 MLS-10 Ex-R..........................5 Chapter 2 Specifications..........................7 2.1 MLS-3 Series..........................7 2.2 MLS-10Ex-R...........................7 Chapter 3 Switch Operation/ Mounting....................9 3.1 MLS-3 Series..........................9 3.2 MLS-10Ex-R..........................10 Chapter 4 Field Insulation........................11 4.1 Field insulation of MLI with MLS switches................11 Chapter 5 Warranty..........................13 www.Emerson.com... - Page 4 Contents Reference Manual October 2024 MS-00809-0100-4432 www.Emerson.com...
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Page 5: Chapter 1 Overview
10 Amp, 2 Form C, SPDT contacts. The relay is actuated by the float and latches, thus maintaining the contact after the float continues to rise or fall with the level. These are best suited for alarm signals or pumps. www.Emerson.com... - Page 6 Overview Reference Manual October 2024 MS-00809-0100-4432 www.Emerson.com...
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Page 7: Chapter 2 Specifications
10 A @ 30 VDC resistive ⅛ HP @ 250 VAC 8 A @ 240 VAC inductive (cosec = 0.4) 8 A @ 120 VAC inductive (cosec = 0.4) 8 A @ 24 VDC inductive (L/R = 7 msec) www.Emerson.com... - Page 8 Specifications Reference Manual October 2024 MS-00809-0100-4432 www.Emerson.com...
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Page 9: Switch Operation/ Mounting
This is easily accomplished by either manually pushing the float or magnet past the highest switch, or filling the gage chamber with fluid until all switches are properly set. Schematic MLS-3 MLS3-Ex Yellow Green www.Emerson.com... -
Page 10: Mls-10Ex-R
To mount the MLS-5Ex-R and 10Ex-R Series Level Switch simply clamp it directly to the side of the level gage chamber using the adjustable pipe clamps provided. Alarm set points may be changed by simply loosening the clamps and sliding the switch to the desired alarm level. Please see below for wiring diagram. www.Emerson.com... -
Page 11: Chapter 4 Field Insulation
MLS, check to ensure that the switch base is in close proximity to the chamber prior to attaching the insulation jackets. 3. Make sure that the base of the switches are attached directly to the chamber. Attaching it to the jacket will cause the MLS to not work due to air gap. www.Emerson.com... - Page 12 Field Insulation Reference Manual October 2024 MS-00809-0100-4432 www.Emerson.com...
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Page 13: Chapter 5 Warranty
All Rosemount instruments should be unpacked and thoroughly inspected upon receipt. Rosemount instruments are shipped FOB factory and are fully protected against damage or loss during shipment. Any claims for parts damaged during shipment should be submitted within 15 days of receipt of goods by customer. www.Emerson.com... - Page 14 Emerson Terms and Conditions of Sale are available upon request. The Emerson logo is a trademark and service mark of Emerson Electric Co. Rosemount is a mark of one of the Emerson family of companies. All other marks are the property of their respective owners.
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