Safety Interlock Switches TL4019 Safety Interlock Switch with Guard Door Locking High locking force of 1,200 N (270 lb.) locks guard door shut until machine is safe to enter IP67 (NEMA 6) enclosure enables the TL4019 to withstand water washdown Door and lock monitoringthe TL4019 has a total of 4 contacts: 2 N/C safety + 1 contact for door position monitoring + 1 contact for lock monitoring Rear manual releaseallows unlocking of switch from inside of guarded area per ANSI/RIA R15.06 Notes: Narrow profile enables mounting to 2 in. square tubing or in applications with D4SL-NK actuators are compatible with both D4SL & D4SL-N switches space restrictions D4SL-K actuators are also compatible with both D4SL & D4SL-N switches Rotatable headthe rotatable head of the TL4019 provides 8 actuator entry posi- tions 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 swing- ing guard doors A Rapid Delivery Product: Select models are available for shipment today or within 3 to 5 days R C US G Conforms to EN60947-5-1, EN1088, EN ISO 13849-1 Specifications UL and C-UL listed DGUV approved Electrical All Models TL4019-1 & -2 TL4019-3 & -4 TL4019-5 Safety Contacts: 2 N/C 2 N/C 1 N/C Auxiliary Contacts: 2 N/O 1 N/O + 1 N/O 1 N/C + 1 N/O 1 N/O + 1 N/C 1 N/C + 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: 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 100 mm (3.9 in.) with flex actuators Approximately 1000 mm (39 in.) with flat and 90-degree actuators Max Holding Force: 1200 N (270 lb.) Max Actuation Speed: 20 m/min. Case Material: Reinforced thermoplastic Actuator Material: Stainless steel Wiring Entry: 3 x M20 conduit with 0.5 in. NPT adapter Weight: 500 g (17 oz.) Color: Red 6 Mechanical Life: 1 x 10 minimum Environmental Protection: IP67 (NEMA 6) Operating Temperature: -20 to 55C (-4 to 131F) Cleaning: Water washdown Compliance Standards: EN60947-5-1, EN1088, EN ISO 13849-1 Approvals/Listings: CE marked for all applicable directives, UL and C-UL, DGUV Specifications are subject to change without notice. Note: The safety contacts of the STI switches are described as normally closed (N/C) i.e., with the guard closed, actuator in place, and the machine able to be started. Select models are available for Rapid Delivery. Visit this product on www.sti.com for details.. www.sti.com/info G-43TL4019 Safety Interlock Switches Operation Optional Slide Bolts Allows easy installation of switch on machine guards Actuator included (order Metal Slide Bolt switch separately) Integral handle included Metal is ideal for heavy doors plastic is suitable for smaller and lighter doors Slotted hole in bolt permits attaching multiple padlocks Yellow color for easy Plastic recognition Slide Bolt G Alignment Guide Flat Actuator 90-Degree Actuator Optional Rear Release Allows manual rear release Optional stainless steel align- Available with and without Available with and without of a locked switch from ment guide aids actuator entry rubber bushings. rubber bushings. inside a guarded area per and is easily installed. ANSI/RIA R15.06 May be installed on switch in conjunction with or without the use of a slide bolt Must use with Rear Release Switch Models only Rear Release Actuator (Included with Rear Optional Key Release Flexible 1 Actuator Flexible 2 Actuator Release Switches) A key release unit is eas- 15 degree flexibility may be 15 degree flexibility may be ily attached to the TL4019 to adjusted with the set screw. adjusted with the set screw. provide emergency override of the switch locking mechanism by a qualified, responsible person. Rear Release T-Handle (Order separately) Optional SLD Series Optional LED Lid Kit Optional Interior Lever Kit Optional switch locking Provides red devices are available. See and green LED Use with accessories section for details. indicators with metal rear user-configured release slide operation. bolts. www.sti.com/info G-44