Related Manuals for BABBITT LS2000
Summary of Contents for BABBITT LS2000
- Page 1 LS2000 LEVEL SWITCH OWNERS MANUAL ♦ INSTALLATION ♦ CALIBRATION ♦ TROUBLESHOOTING ♦ WARRANTY P.O. Box 70094 Houston, TX 77270 (713) 467-4438...
- Page 2 High voltage that may be present on leads could cause electrical shock. Make sure the main power to the Babbitt LS2000 level 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
www.babbittinternational.com Reference Manual 2021 Rev.1 Table of Contents 1. DESCRIPTION ................................4 1.1 General Description ..............................4 1.2 Specifications ................................4 1.3 Ordering Information .............................. 5 1.4 GA Drawing ................................5 2. THEORY OF OPERATION ............................6 3. INSTALLATION ................................ 6 3.1 Inspection ................................ -
Page 4: Description
1.1 General Description The LS2000 is a point level switch that detects the presence or absence of material in a bin, silo, tank or other container. The basic unit is made up of a solid stainless steel probe attached to an explosion proof housing. -
Page 5: Ordering Information
Reference Manual 2021 Rev.1 1.3 Ordering Information Standard Probe Style LS2000 - 24VDC - S - 10” Model Power Supply (115VAC or 24VDC) “S” – 316 Stainless Steel “H” – HALAR Coated Probe Probe length in inches Blind End Probe Style LS2000 - 24VDC - T - 4”... -
Page 6: Theory Of Operation
2. THEORY OF OPERATION The LS2000 employs a radio frequency (RF) balanced impedance bridge circuit to detect if the probe is in contact with the material that is to be sensed. When material is not in contact with the probe, the bridge is balanced by turning the adjustment pot to find the threshold where the red LED goes out. -
Page 7: Physical Installation
2021 Rev.1 3.3 Physical Installation 1) The LS2000 is installed into the vessel wall using a ¾” NPT process connection. This can be either a threaded coupling or a tapped entry such as a flange. 2) The insulator should always extend at least 2” through the vessel wall. -
Page 8: Typical Applications And Wiring Diagrams
1.) Terminal Layout 10 AMP RELAY CONTACTS Supply Voltage * *NOTE: EACH LS2000 POWER SUPPLY IS INTENDED FOR ONLY ONE SUPPLY VOLTAGE. THIS VOLTAGE IS PRINTED ON THE POWER SUPPLY BOARD FOR 115VAC UNITS HOOK UP THE HOT LEAD TO L1 AND THE NEUTRAL TO L2, WITH APPROPRIATE GROUND. - Page 9 www.babbittinternational.com Reference Manual 2021 Rev.1...
- Page 10 www.babbittinternational.com Reference Manual 2021 Rev.1...
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Page 11: Calibration
4.2 Sensitivity Calibration The LS2000 should be calibrated when no material is touching the probe, when the unit is installed where it will be used. 1. Observe the Red LED. If it is on, go to Step 3 2. -
Page 12: Maintenance And Troubleshooting
No routine maintenance is required other than keeping the interior of the unit clean and free of dirt, dust and other contaminants. The LS2000 consists of two main sub-assemblies. These are the enclosure with the probe assembly and the power supply board. The following troubleshooting guide will assist in determining how to correct most of the problems which may occur in the field. -
Page 13: Warranty
Customer Service: 1-800-835-8012 or 713-467-4438 (8:00 a.m. to 5:00 p.m. CST US) 6. WARRANTY All components of the LS2000 are warranted to be free from defects in material and workmanship for a period of two years from the date of purchase. This warranty applies to general purchaser and to components installed, serviced and operated according to instructions.
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