Catalogs >
Idem Safety Switches >
KM: Interlock Tongue Safety Switch

KM: Interlock Tongue Safety Switch
1 / 2Pages

Catalog excerpts

KOBRA - Tongue Operated Switch (Metal) Type: KM Standard Actuator Stainless Steel Stainless Steel HnwFMfe Hea(J IDEM KM Interlock switches are designed to provide position interlock detection for medium to heavy duty moving guards. They have robust die-cast housings and are designed to fit to the leading edge of sliding, hinged or lift off machine guards. They provide a forced disconnect of the safety contacts at the withdrawal of the actuator and have an anti-tamper mechanism. The rotatable heads have dual actuator entry positions to give up to 8 different entry positions. For extra durability, Flexible Actuators and Stainless Steel head versions are available. Contact blocks are replaceable with optional explosion proof versions. High holding force versions are available for applications where vibration can be a nuisance. The head can be rotated to give 8 actuator entry positions. Designed with a removable lid to fit replaceable contact blocks. Flexible actuators are available and the KM is available with a Stainless Steel head. FUNCTIONAL SPECIFICATIONS: Positive Break Contacts to EN60947-5-1 @ High Functional Safety to IS013849-1 3 pole, 4 pole or Explosion Proof Contact Blocks Stainless Steel Head version available Connects to most Safety Relays to give up to PLe Cat.4 Industry Standard Fitting: 118mm long 40mm wide 30mm fixing Heavy Duty Heavy Duty Plastic Flexible Flexible Stainless Steel PRE-WIRED EXPLOSION PROOF: Hinaed Guaul Skiing Guatl CONTACT BLOCK OPTIONS: Safety Classification and Reliability Data: Safety Data - Annual Usage Proof Test Interval (Life) Utilization Category Rated Insulation/Withstand Voltages Travel for Positive Opening Actuator Entry Minimum Radius Maximum Approach/Withdrawal Speed Body Material Head Material Enclosure Protection Operating Temperature Conduit Entry Up to PLe depending upon system architecture Up to SIL3 depending upon system architecture 8 cycles per hour/24 hours per day/365 days Die Cast (Painted Red) or Stainless Steel 316 Various (See Sales Number)

Open the catalog to page 1

6.8 6.0 Open Open Open 6.8 6.0 Open Open Open Open Open Open Open Open 6.8 6.0 0mm Open Open Open Open Fits to switch aperture during maintenance and provides multiple padlock holes. Flat Actuator supplied with 300mm (12”) chain. Can be used where poor alignment exists and provides manual insertion of actuator by operator. GBA-1 Gate Bolt Shown fitted with KM Tongue Switch. APPLICATION EXAMPLE Multiple Guard Door Interlocks Dual Channel (Monitored) The switch contacts 11-12 and 21-22 from each switch are wired in series to an SCR-31-i Safety Relay to monitor for wiring short circuits. This...

Open the catalog to page 2