Safety Interlock Switches TL4024 Safety Interlock Switch with Guard Door Locking High locking force of 1,500 N (337 lb.) locks guard door shut until machine is safe to enter IP67 (NEMA 6) enclosure withstands water washdown Door and lock monitoringthe TL4024 has a total of 4 contacts: 2 N/C safety + 1 contact for door position monitoring + 1 contact for lock monitoring Unlocking is possible with a back load on the door to satisfy the demands of high cycle time applications Narrow profile enables mounting to 2 in. square tubing or in applications with space restrictions Rotatable headthe rotatable head provides 8 actuator entry positions to satisfy most installation requirements Optional key releasethis option on power-to-unlock models allows manual unlocking of the guard door Optional slide bolt with integral door handle aids installation on sliding and swinging guard doors Two LED (red/green) status indicators on the lid may be wired to suit the R application C US G A Rapid Delivery Product: Select models are available for shipment today or Conforms to EN60947-5-1, EN1088, EN ISO 13849-1 within 3 to 5 days UL and C-UL listed DGUV approved Specifications Electrical Safety Contacts: 2 N/C Auxiliary Contacts: 1 N/O + 1 N/C 1 N/O + 1 N/O Switching Ability AC: 230 V 4 A DC: 24 V 4 A Safety Contact Material: Silver alloy with gold flash Minimum Current: 12 V 10 mA, 24 V 1 mA Solenoid Supply Voltage: 24 VAC/DC or 110 VAC (all -15% / +10%) Solenoid Power: 8 W Solenoid Rating: 100% duty Mechanical Mounting: Any position Mounting Hardware: 4 x M5 screws (not supplied) Min Operating Radius: Approximately 300 mm (12 in.) with 90-degree actuator Max Holding Force: 1500 N (337 lb.) Max Actuation Speed: 20 m/min. Case Material: Anodized die-cast alloy Actuator Material: Stainless steel Wiring Entry: 3 x 0.5 in. NPT Weight: 800 g (28 oz.) Color: Red 6 Mechanical Life: 1 x 10 minimum Environmental Specifications are subject to Protection: IP67 (NEMA 6) change without notice. Note: The safety contacts of the STI Operating Temperature: -20 to 80C (-4 to 176F) switches are described as normally Cleaning: Water washdown closed (N/C) Compliance i.e., with the guard closed, actuator Standards: EN60947-5-1, EN1088, EN ISO 13849-1 in place, and the machine able to Approvals/Listings: CE marked for all applicable directives, UL and C-UL, DGUV be started. Select models are available for Rapid Delivery. Visit this product on www.sti.com for details.. www.sti.com/info G-51TL4024 Safety Interlock Switches Operation The head may be rotated in 90 Flat Actuator Flexible 1 Actuator degree increments to give 8 Flexible rubber mounting bush- 15 degree flexibility may be possible entry points. ings allow for some actuator adjusted with the set screw. flexibility. 90-Degree Actuator Flexible 2 Actuator Flexible rubber mounting bush- 15 degree flexibility may be ings allow for some actuator adjusted with the set screw. flexibility. G Optional Slide Bolt Optional Key Release Optional SLD Series A key release unit is eas- Optional switch locking Allows easy installation of ily attached to the TL4024 to devices are available. See switch on machine guards provide emergency override of accessories section for details. the switch locking mechanism Actuator included (order by a qualified, responsible switch separately) person. Integral handle included Robust for use with heavy doors Slotted hole in bolt permits attaching multiple padlocks Yellow color for easy recognition Select models are available for Rapid Delivery. Visit this product on www.sti.com for details. www.sti.com/info G-52