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Series 26 Low-Water Cutoff Open Board
Low Water Cut-off Liquid Level Controls
Designed for boiler low-water cutoff protection. A snap-through standoff mounting device is available for Series 26 units. Optional Power Outage feature resets after nuisance outages. Optional reset button is used when device has been deactivated because of low water condition. Reset is functional only if water has returned to normal level. Built-in 3 second time delay is standard. Up to 90 seconds available for increasing and decreasing levels.
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Contact Design 1 N.O. & 1 N.C. (1 form C)
Contact Rating 10 amp Resistive 1/3 hp at 120, 240 VAC
Mode of Operation Direct
Sensitivity 0-100K ohm, factory set
Primary Voltage 120 VAC, 240 VAC1, 24 VAC, 208/240 VAC (+10%/-15%) 50/60 Hz
Secondary Voltage 12 VAC, 1.5 mA
Temperature -40°F to +150°F (-40°C to +65°C)
Approvals1 U.L. 353, U.L. 508 File # MP1430
Terminal Style Spade connection
Options Time Delays, Power Outage, Retrofit Plate, Test Feature, Dirty Electrode Detection; See page E-11 for descriptions

Notes:
1. 240 VAC and 208/240 VAC are not U.L. recognized

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