QA4/PBA4 Microswitch Push Button Momentary QA4/PBA4 P anel cut-out (mm) 6.1 Characteristics for use with V4N/V4NC series long overtravel up to 5 mm simple clip-on attachment round or square bezels push button options Rating 250 VAC, 5 A Dimensions (mm) 20 6.45 38.3 Actuator stainless steel plunger polyamide (PA 6.6) plunger Approvals UL, CSA Preferred Range Ordering Reference Basic Sealing Actuator switch Button Bezel kit kit V4NCT7 PBRR BZR PBSLK QA4 saia-burgess Switches www.saia-burgess.com 86 87 Inhalt englisch 1.indd 87 7.12.2005 13:59:11 UhrQA4/PBA4 Specifications Clip-on frame Glass fibre reinforced polyamide (PA 6.6) Bezel ABS polymer - black (PBA4 only) Cowl Synthetic rubber (PBA4 only) -Ring Nitrile (PBA4 only) Locknut Brass nickel plate Button/Plunger ABS polymer (PBA4) Stainless steel (QA4) Basic switches V4NC (see pages 52 to 55) Temperature range C -10C to +85C 6 6 Mechanical Life 5 10 cycles minimum (Mechanism 2 10 cycles minimum) (Impact free actuation) Mounting mm (in) Single hole 6.4 (0.25) suitable for panels up to 8.0 (0.3) thick Torque max. Nm 0.4 to be applied to locknut Dimensions QA4 PBA4 Cinfiguration Basic switch V4NC... See pages 52 to 55 V4N... See page 56 to 59 88 89 www.saia-burgess.com saia-burgess Switches Inhalt englisch 1.indd 88 7.12.2005 13:59:12 Uhr