F4 Snap-action Microswitches Ultraminiature F4 Characteristics small size long mechanical and electrical life solder 2 mm faston PCB terminals Rating 250 VAC, 5 A Dimensions (mm) 12.8 10 5 Actuator Plunger plain lever simulated roller lever/cam follower Approvals UL, CSA Preferred Range Ordering Reference Actuating Force Sealing (N) (ozf) Operating pos. (mm) (in) Terminal Circuit Actuator Contacts Electrical rating F4T7UL 1.4 5.00 IP40 8.1 0.32 Solder CO Plunger Ag Up to 250 VAC, 5 A F4T7GPUL 1.4 5.00 IP40 8.1 0.32 Solder CO Plunger Gold plate Up to 250 VAC, 5 A F4T7Y1UL 0.6 2.20 IP40 8.2 0.32 Solder CO Plain lever Ag Up to 250 VAC, 5 A F4T7Y1GPUL 0.6 2.20 IP40 8.2 0.32 Solder CO Plain lever Gold plate Up to 250 VAC, 5 A F4T7YCUL 0.7 2.50 IP40 10.3 0.41 Solder CO Simulated roller Ag Up to 250 VAC, 5 A F4T7YCGPUL 0.7 2.50 IP40 10.3 0.41 Solder CO Simulated roller Gold plate Up to 250 VAC, 5 A 18 | 19 www.saia-burgess.com saia-burgess Switches F4 Specifications Housing Plunger Mechanism Functions Contacts Terminals Temperature range ºC Mechanical life Protection Mounting Actuators Accessories Glass fibre reinforced nylon Nylon Snap-action, single pole Change-over, Normally open, Normally closed Fixed, Moving – Ag or Gold plate on Ag 2.0 mm (0.08 in) faston and solder - brass, gold flashed -40°C to +85°C 107 cycles minimum (impact free actuation) IP 40 (enclosure) Side mounting Plain lever; simulated roller (cam follower) lever Lug mounting frame, insulating sheet, spring-leaf actuator Circuit diagram 2 COMMON NORMALLY CLOSED 1 4 Free position F4T7 OP Free position F4T6 OP Dimensions NORMALLY OPEN Mounting holes 2 Mounting holes Recommended maximum electrical ratings Voltage (max) Load (A) Approval 250 VAC 125 VAC 5 (0.75 pf) 5 (0.75 pf) UL 1054/CSA 22.2 No. 55 - 6,000 operations UL 1054/CSA 22.2 No. 55 - 6,000 operations 0 - 15 VDC 15 - 30 VDC 5 3 General rating - 50,000 operations General rating - 50,000 operations saia-burgess Switches www.saia-burgess.com 18 | 19 F4 Operating Characteristics Actuator Reference Plunger 3.4 1.6 Actuating Force Maximum (N) (ozf) 21.0 [0.13] R2.4 [0.09] [0.83] 7.5 [0.3] Burgess Burgess 16.9 [0.67] 3.4 21.0 [0.83] 7.5 [0.3] [0.06] Burgess Burgess (in) Over travel 8,1 +0.3 –0.2 0,32 +0.01 –0.008 0,13 0,005 8,2 +1.0 –0.7 0,32 +0.04 –0.03 0,70 0,030 +0.8 +0.03 0,41 –0.55 –0.02 0,45 0,020 * Burgess 16.9 [0.67] R2.4 [0.09] Movement Differential Maximum (mm) (in) 7.5 [0.3] F4T6Y1 0,6 2,20 0,07 0,25 10,0 0,39 F4T7Y1 [0.13] 1.6 Free Operating Position Position Maximum (mm) (in) (mm) F4T6 1,4 5,00 0,25 0,90 8,8 0,35 F4T7 [0.06] Y1-Lever Release Force Minimum (N) (ozf) * 7.5 [0.3] Burgess Width of lever 3.0 mm/0.12 in YC-Lever 21.0 F4T6YC 0,7 2,50 0,09 0,32 11,7 0,46 F4T7YC R2.4 [0.09] [0.83] 7.5 [0.3] Burgess 16.9 [0.67] 10,3 * 7.5 [0.3] Burgess Width of lever 3.0 mm/0.12 in Operating characteristics are specified from the mounting holes. * Plunger can be depressed flush with housing. The housing should not be used as an end stop. Type coding key for standard products Example: F4 Basic type F4 Terminals T6 T7 T8 Faston Solder PCB Circuit C2 C4 No symbol, change-over Normally closed Normally open Actuators Y1 YC No symbol, without lever Plain lever 21.0 mm Cam follower lever 16.9 mm Contacts Material GP No symbol, Ag Gold plate on Ag (GP) Approvals UL No symbol, without approval UL and CSA approval Special Features / Saia-Burgess specialise in customer specific solutions. Additional product variants are available or can be provided. If your requirements cannot be satisfied from the options listed, please contact www.saia-burgess.com or your local SB outlet. 20 | 21 www.saia-burgess.com T6 C2 Y1 GP UL 2.03 0.5 6.6 long 3.50 0.5 3.6 long 0.8 0.5 4.0 long saia-burgess Switches