L S21 00 2-WIR E L EVEL SWITCH OWNERS MANUAL INSTALLATION and CALIBRATION BABBITT DESCRIPTION INTERNATIONAL, INC. P.O. Box 70094 Houston, Texas 77270 USA (713) 467-4438 www.Babbittlevel.
General Description The LS2100 is a 2 –wire 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. Inside the explosion proof housing are all calibration adjustments and sensing electronics. The unit is calibrated in the absence of material touching the probe and the milliamp signal on the 24VDC circuit changes when material is detected.
Physical Installation 1) 2) 3) 4) 5) 6) 7) The LS2100 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. The insulator should always extend at least 2” through the vessel wall. Always check for physical room around the location you have chosen to allow for installation. Allow 3.75” turning radius to screw the probe in and clearance above for the length of the probe.
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CALIBRATION INSTRUCTIONS PLEASE READ THE ENTIRE CALIBRATION PROCEDURE BEFORE CALIBRATING A. Jumper Selection The jumper labeled J1 and located adjacent to the potentiometer is used to choose whether the output will be 16mA when product is touching the probe or 16mA when product is not touching the probe. 1. When the J1 jumper is in the Far Right position and LS2100 is properly calibrated the Red LED will be lit and output will be 16mA when product is touching the probe. 2.
WARRANTY All components of the LS2100 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. Babbitt International, Inc. will repair or replace, at its option, FOB at its plant or any other location designated, any part which proves to be defective in manufacture or workmanship.