Telemecanique – XMLA035A2S11 – OsiSense XM Electromechanical Pressure Switch

The Telemecanique (Schneider Electric) XMLA035A2S11 is a rugged OsiSense XM series electromechanical pressure switch. Engineered for industrial use, it features a fixed differential and reliably detects a single pressure threshold up to 35 bar. Housed in a durable zinc alloy IP66 enclosure with a visible dial, it’s optimized for monitoring air, fresh water, hydraulic oil, sea water, and corrosive fluids at temperatures from –25 °C to +70 °C.

Key Features:

• Model: XMLA035A2S11

• Brand: Telemecanique, part of the Schneider Electric OsiSense XM family  

• Pressure Range: Fixed threshold up to 35 bar (507 psi); adjustment range 0.25–35 bar

• Differential: Approx. 1.25 bar ±0.25 bar  

• Max Pressure: 80 bar (permanent), fracture at 160 bar  

• Contact Configuration: Single pole changeover (1 C/O) silver contacts  

• Connection: G¼” female port (ISO 228) with screw‑clamp terminals (0.2–2.5 mm²)  

• Electrical Ratings: B300 AC‑15 (120/240 V); R300 DC‑13 (250 V) per IEC standards  

• Mechanical Durability: ≥ 5 million cycles; switching rate up to 120 cycles/min

• Enclosure & Materials: IP66 rated zinc alloy housing, nitrile diaphragm, silver contacts  

• Temperature Range: –25 to +70 °C operating, –40 to +70 °C storage

• Certifications: CE, UL 508, CSA C22.2 No.14, EN/IEC 60947‑5‑1, CCC, BV, DNV, GL, Lloyd’s, EAC; RoHS & Green Premium compliant