Lovato electric: level control relays

Published: 23 May 2013 Category: Product Catalogues

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Lovato electric: level control relays

Published: 23 May 2013 · Category: Product Catalogues

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Page 18-5 Page 18-2 ELECTRODES • Single pole • Three poles. LEVEL CONTROL RELAYS • For conductive liquids • Single, dual or multivoltage • Emptying or filling functions • Multifunction • Automatic resetting • Modular and plug-in versions. Description START-UP PRIORITY CHANGE RELAY • 2 outputs • Single or multivoltage • Modular and plug-in versions. LEVEL CONTROL RELAYS LVM20 Modular version l(2U) LVM25 l(1U) LVM30 l(3U) LVM40 l l l 5 detecting electrodes (MIN1, MAX1, MIN2, MAX2 and COM) Sensitivity adjustment 2.5...50kΩ l l (8 pin) l (8 pin) l l l l l l LVMP10 l(1U) l(3U) CSP2E l (11 pin) l Adjustable sensitivity full-scale value 25-50-100-200 kΩ l Separate sensitivity adjustment of MAX probe (foam detection) l l l l l l l l Emptying function with Extra-MIN and/or Extra-MAX alarm relays l Filling function with Extra-MIN and Extra-MAX alarm relays l Emptying function with pump start change control l Filling function with pump start change control l Tank filling, well drawing functions and alarm l l 5 function adjustment selector l l l Motor start-up priority change Motor start-up priority change with stand-by motor function Page LVMP05 l Fixed sensitivity: 7...8kΩ Filling-emptying adjustment selector LV2E l Sensitivity adjustment 2.5...200kΩ Filling function and alarms LV1E l Sensitivity adjustment 2.5...100kΩ Emptying function and alarms PRIORITY CHANGE RELAYS FOR 2 MOTORS l(3U) Plug-in version 3 detecting electrodes (MIN, MAX and COM) Page 18-6 l 18-2 18-3 18-4 18-6 l 18...

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