PANEL SEALED PUSH BUTTON SERIES 76-97 FEATURES TECHNICAL n Wide temperature range: from -40C MECHANICAL to + 105C Travel 3.5 mm 6 n Panel sealed product Protection Life (nom) 2 x 10 (Momentary) 5 1 x 10 (Latched) against immersion Operating force 12N (nominal) n Maintained mode Contact bounce 5ms Panel thickness (max) NON-STANDARD OPTIONS 6 mm n PCB terminals n Gold contacts ELECTRICAL Dielectric strength 1000V RMS n 2 poles available Insulation resistance 1G n Colour variants Contact n Surface or sublimation legend printing resistance (initial) 25m Current rating (max)10A resistive 250V a.c. The 76-97 series of push button Life 100,000 cycles 20C switches is robust. The switch body and button are made ENVIRONMENTAL AND PHYSICAL from hard-wearing plastic and produced Ingress protection IP67 in front mounting style. Shock 50g The 76-97 series can be used in Operating temperature momentary or maintained mode. In range -40C to + 105C addition the buttons carry a brightly Body material PBT coloured switch indicator which gives an Actuator material PBT at a glance recognition of the mode Contact material Fine silver currently in use. Terminal material 5m bright acid tin plate, SERIES 76-97 Buttons and status rings can be supplied nickel flash undercoat. in a variety of colours or to customers own specifications. The 76-97 utilises ITW Switches proven Series 16 snap action microswitch. APPLICATIONS n Military environments n Robust industrial n Mining industry n Petrochemical n Process control n Material handlingORDERING PANEL MOUNTING AND CONSTRUCTION BUTTON STYLE Raised 1 INFORMATION The 76-97 mounts easily into panels not exceeding ACTION 6mm thickness. Front panel sealing to IP67 is Momentary 1 achieved by use of the sealing washer which is fitted Maintained 2 to the switch before it is inserted into the panel hole cut out. It is held into the panel by means of a lock TERMINATION & No. OF POLES nut, tightened down to a torque of between 1,5Nm to Solder/faston 1 pole /439088 2,85Nm to achieve the correct sealing pressure. Solder 1 pole /4044 It is mounted into a standard 22,5mm diameter and a Solder 2 poles /804 double D flat is provided to prevent rotation if required. BUTTON COLOUR/IDENTITY RING COLOUR MULTI-POLE INFORMATION Black/red B The Series 76-97 has a non-standard option of 2 Red/yellow R poles. The 2 pole switch is provided separate to the Green/yellow G switch body and must be fitted, via a spring clip, after White/yellow W the switch body has been mounted in the panel. Yellow/red Y Blue/red N CIRCUIT FORM Light grey/red GY PRODUCT DIMENSIONS SERIES 76-97 Status Ring INGRESS PROTECTION IP67 Ingress Protection 6 totally protected 7protected against dust against the effects of immersion up to 1m 1m FURTHER INFORMATION ITW Switches A Division of ITW Limited e-mail: Norway Road, Portsmouth, info itwswitches.co.uk England PO3 5HT website: Tel: 00 44 (0) 2392 656200 Fax: 00 44 (0) 2392 666352 www.itwswitches.co.uk Due to our policy of continuous product development, ITW Swithces retain the right to change the specification at any time without prior notice. Designed & printed in the UK.