Barksdale UNS-MS (Formerly Series BLS-810) Dual Level/Temperature Switch

Barksdale's BLS-810 family of level switches offers both level and temperature control in one compact unit. With brass stems and Buna-N floats, these dual function switches are compatible with a broad range of media, including most hydraulic oils. All units include 100VA as the standard limit switch, offering robust switching performance. We offer a wide array of temperature ranges, to meet the needs of any application. For applications requiring both level monitoring and temperature switching, this level switch is an ideal choice.

General Specifications*Stem and Mounting Thread:MS = Brass construction 1/4” NPTFloat:BN = Buna N, Ø = 30 mmMax. Operating Pressure (float):220 psig (15 bar)Max. Operating Temperature:-4° to +212°F (-20° to + 100°C)- oil
-4° to +176°F (-20° to + 80°C)- waterMin. Fluid Specific Gravity:0.60g/cm^3 (0.021 lb/in^3)Mounting Position:Vertical, through top or bottom
Max. 30° inclinationProtection Class:IP54Electrical Connection:KI = PVC cable, max. 3 x 0.34 mm²
1 m lengthContact Mode:1 - SPST-switch (NO)
2 - SPST-switch (NC)Max. Contact Rating
Reed switch, SPST:

Temperature switch, SPST:
NO / NC: 250 V AC / DC
3 A, 100 VA / W
12 to 24 VDC, max 3 ampsWeight:Approx. 150 grams (5.3 oz)Approvals:cURus* See product confi gurator for additional options.