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Summary of Contents for KSR KUEBLER S12...
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Page 1: Installation And
Installation and Operating Instructions Please retain for future usage Float Switches S12... / S14... / S18... 120873 / Rev. 01 – 07.05.2015... -
Page 2: Installation Notes
Model # Serial # KSR Kuebler float switches have approvals for Explosion Proof Class 1, Division 1, Group B depending on the ordered configuration. All materials which come into contact with the liquid must be corrosion resistant and are customer specified. The liquid to be monitored must not be heavily contaminated and must not have a tendency to crystallize or solidify. -
Page 3: Installation
(DC circuits) and capacitive loads must have a series resistor to prevent early failure of the switch contacts. KSR Kuebler float switches are designed for pilot service or connection to a PLC. They should not be used to directly switch heavy loads as contact damage resulting in failure can occur. - Page 4 Normally Closed Common Normally Open Figure 1 Figure 1 defines the contact positions when the float is not actuating the switch. Connect each conductor to the appropriate terminal and tighten securely. For AC inductive loads connect an appropriate RC network (snubber) across the load. For DC inductive loads connect a recovery diode across the load (Figure 2).
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Page 5: Maintenance
NPT threads and are printed on the label located on the housing. Check that the switches operate at these distances. MAINTENANCE KSR Kuebler float switches operate free from maintenance and wear when used properly. periodic visual inspection and re-qualification test should be performed at regular intervals. SPECIFICATIONS... - Page 6 When returned prepaid within the warranty period and upon factory inspection of the unit and verification of a defect, KSR Kuebler will repair or replace, at its discretion, the defective unit at no cost (other than transportation). KSR Kuebler shall not be liable for direct or consequential equipment damage due to corrosion nor any incompatibility of the materials of construction of the equipment with the process and/or equipment of the user.
- Page 7 NOTES...
- Page 8 KSR Kuebler of America Inc KSR Kuebler Niveau-Messtechnik AG 950 Hall Court Heinrich-Kuebler-Platz 1 Deer Park, Texas 77536 69439 Zwingenberg am Neckar Phone: 713-475-0022 Phone: +49 6263 87-0 Fax: 713-475-0011 Fax: +49 6263 87-99 info@ksr-usa.com info@ksr-kuebler.com www.ksr-usa.com www.ksr-kuebler.com...
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