The ABB 2TLA050056R5120 is a Sense7Z 5M safety sensor — a non-contact interlock switch built for the harshest washdown environments in food, beverage, and pharmaceutical lines. The 316 stainless steel housing and IP69K rating mean it survives high-pressure, hot-water sanitation cycles that would wreck a standard plastic safety switch. It ships complete with its actuator (the coded magnetic target that mates to the sensor body), so you're not hunting for a separate part number on the BOM. The 8-core PVC cable, 6 mm outer diameter, carries the signal and power lines; the 5-meter cable length is part of the order code designation.
IP69K withstands high-pressure, high-temperature water jets used in sanitation cycles. The 316 stainless steel body resists pitting from chlorinated cleaners and acidic washdowns. Minimum switched current is 1 mA at 10 VDC — important for driving low-power safety PLC inputs or electronic safety relays that need a dry-contact signal. A standard reed switch might not wet the circuit reliably; this sensor's electronics handle it cleanly. Dielectric withstand is rated at 250 VAC, which covers the insulation test for the safety circuit wiring back to the panel.
Mounting uses two M4 bolts with a specified tightening torque of 1.0 Nm — overtightening can distort the stainless housing or crack the internal potting. The sensor body dimensions are 1.4 cm × 8.8 cm × 5 cm, a compact footprint that fits in tight guard frames. The PVC cable is 8-core, 6 mm OD. Strip length and core identification follow standard color codes for safety interlock circuits (typically two channels for the safety contacts plus a series diagnostic output). If you're replacing an older 4-wire interlock, verify you have enough spare cores in the cable tray.