Thumbwheel Switch

A7PS / A7PH

Dust-tight, Easy-to-Use, Push-operated Switches with Large Display Characters

Model

A7PS

A7PH

Switching capacity (resistive load)

50 VAC or 3.3 to 28 VDC
 1 mA to 0.1 A

125 VAC or 3.3 to 28 VDC
 10 μA to 0.15 A

Continuous carry current

1 A max.

3 A max.

Contact resistance

300 mΩ max.

Insulation
 resistance

Between non-connected terminals

10 MΩ min. (at 500 VDC)

100 MΩ min. (at 500 VDC)

Between terminal and
 non-current carrying part

1,000 MΩ min. (at 500 VDC)

Dielectric
 strength

Between non-connected terminals

600 VAC, 50/60 Hz for 1 min

Between terminal and
 non-current carrying part

1,000 VAC, 50/60 Hz for 1 min

Vibration resistance

10 to 55 Hz, 1.5-mm double amplitude for 2 hours min.

Shock resistance

490 m/s2 min.

Durability

Mechanical

100,000 operations min.

2,000,000 operations min.

Electrical

50,000 operations min.

1,000,000 operations min.

Ambient temperature

Operating: -10°C to 65°C

Ambient humidity

Operating: 45% to 85%

Max. operating force

6.37 N max.