Prev Level Switch Level Switch ALN/AL2N LEVEL CONTROL RELAY Add to inquiry Inquiry list Description Wiring and timing diagrams Overall dimensions or other Download Suitable for any electrolytic fluid (NO VOLATILE FLUID) AC operating voltage Low electrodes AC voltage to prevent electrolysis for longer life expectancy Drainage function only avilable on ALN Water supply function avilable Sensitivity adjustable, 5KΩ~100KΩ 2C contacts on ALN-11, one of them can be connected to an indicator CE certified ALN/AL2N Catalogue ALN/AL2N Users Manual