D4A-2501N

General-purpose Limit SwitchD4A-@NThe Limit Switch with Better Seal, ShockResistance, and Strength• A double seal on the head, a complete gasket cover, and other features ensure a better seal (meets UL NEMA 3, 4, 4X, 6P, 12,13).• Block mounting method to reduce weight to 290 g.• Block mounting method also reduces downtime for mainte- nance.• Wide standard operating temperature range:–40°C to 100°C (standard type).• Models with fluoro-rubber available for greater resistance to chemicals.• DPDT, double-break models available for complex operations.Model Number Structure■ Model Number LegendD4A-@@@@N12 31.Receptacle Box1: 1/2-14 NPT conduit (SPDT, double-break)2: 1/2-14 NPT conduit (DPDT, double-break)3: G 1/2 conduit (SPDT, double-break)4: G 1/2 conduit (DPDT, double-break)5: M20 x 1.5 conduit (SPDT, double-break)6: M20 x 1.5 conduit (DPDT, double-break)2.Switch Box1: SPDT, double-break, without indicator3: SPDT, double-break, neon lampA:SPDT, double-break, LED (12 VDC) C:SPDT, double-break, LED(24 VDC, leakage current: 4 mA)E:SPDT, double-break, LED(24 VDC, leakage current: 1.3 mA)G:SPDT, double-break, LED (48 VDC)5: DPDT, double-break, simultaneous operation, without indi- cator7: DPDT, double-break, sequential operation, without indicator(See note 1.)9: DPDT, double-break, center neutral operation, without indi- cator (See note 2.)L: DPDT, double-break, simultaneous operation, neon lampM:DPDT,double-break,sequentialoperation,neonlamp(See note 1.)N:DPDT, double-break, center neutral operation, neon lamp(See note 2.)P:DPDT, double-break, simultaneous operation, LED Q:DPDT, double-break, sequential operation, LED(See note 1.)R:DPDT, double-break, center neutral operation, LED (See note 2.)3.Head01: Roller lever, standard02: Roller lever, high-sensitivity03: Roller lever, low torque04: Roller lever, high-sensitivity, low torque05: Roller lever, maintained17: Roller lever, sequential operation18: Roller lever, center neutral operation06: Side plunger, standard07-V: Side plunger, vertical roller07-H: Side plunger, horizontal roller08: Side plunger, adjustable09: Top plunger, standard10: Top plunger, roller11: Top plunger, adjustable12: Flexible rod, spring wire14: Flexible rod, plastic rod15: Flexible rod, cat whisker16: Flexible rod, coil springNote: 1.Use the D4A-0017N Special Head.2.Use the D4A-0018N Special Head.3.Fluoro-rubber sealed type is also available.General-purpose Limit Switch D4A-@N F-9