Thumbwheel Switch A7PS/A7PH Dust-tight, Easy-to-Use, Push-operated Switches with Large Display Characters Simple push mechanism and large, easy-to- view numeric display make setting easy. Dust penetration prevented with seal for the display windows. Ordering Information Switches (Single Switch Units) Model A7PS A7PH Snap-in Snap-in (front mounting) (front mounting) Classification (See note 1.) Long-life type Terminals Solder terminals *1 Color Light gray Black Light gray Black Output code number Model 03 (decimal code) A7PS-203 A7PS-203-1 A7PH-203 A7PH-203-1 06 (binary coded decimal) A7PS-206 A7PS-206-1 A7PH-206 A7PH-206-1 07 (binary coded decimal, with component- A7PS-207 A7PS-207-1 A7PH-207 A7PH-207-1 adding provision) *2 19 (decimal code, with component-adding A7PS-219 A7PS-219-1 A7PH-219 A7PH-219-1 provision) 54 (binary coded hexadecimal) A7PS-254 A7PS-254-1 A7PH-254 A7PH-254-1 55 (binary coded hexadecimal, with compo- A7PS-255 A7PS-255-1 --- --- nent adding provision) *2 Note: 1. The classification diagrams show 4 Switch Units combined with End Caps to create 4-digit displays. 2. The model numbers given above are for 1 Switch Unit. 3. Models with stoppers are also available. Add-S after the203206207219254 or255 in the model number and specify the display range in the . For example, to specify the range 0 to 6, add-S06 to the model number (e.g., A7PS-206-S06-1). 4. Models with +, - displays can also be produced. Add-P after the206 in the model number (e.g., A7PS-206-PM or A7PS-206-PM-1) *1. Models with PCB terminals are available. *2. Models with diodes are available. Add- to the model number (e.g., A7PS-207-D or A7PS-207-D-1). End Caps Accessories (Order Separately) Use accessories, such as End Caps and Spacers, with the Switch End Caps are used on the Switch Units at each end and allow all the Units. Switch Units to be securely mounted to a panel. They come in pairs, one for the left and one for the right. Accessory Color Light gray Black End Caps A7P-M * A7P-M-1 * Spacers A7P-P A7P-P -1 x Spacers are used for creating extra space or gaps between the Spacer (See note. ) * (See note. ) * Switch Units and have the same dimensions as the Switch Units NRT-C themselves. Solder terminals Connec- x There are also Spacers with engraved characters or symbols that NRT-CN tors can be used for indicating units, such as time and length. (Refer to PCB terminals NRT-CP the following table.) Consult your OMRON representative for Note: The in the Spacer model number stands for a letter in the range A to details. U. (Refer to the table in the following explanation about Spacers.) * The minimum ordering unit is 10. Symbol A B C D E F G No des- Stamp SEC MIN H g kg mm ignation Symbol H J K L Q T U Stamp cm m q C PCS x 10SEC 0 A7PS/A7PH Specifications Item Model A7PS A7PH 50 VAC or 5 to 28 VDC 125 VAC or 5 to 28 VDC Switching capacity (resistive load) 1 mA to 0.1 A 10 A to 0.15 A Continuous carry current 1 A max. 3 A max. Contact resistance 300 m max. Between non-connected terminals 10 M min. (at 500 VDC) 100 M min. (at 500 VDC) Insulation resistance Between terminal and non-current carrying part 1,000 M min. (at 500 VDC) Between non-connected terminals 600 VAC, 50/60 Hz for 1 min Dielectric strength 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. 2 Shock resistance 490 m/s min. Mechanical 100,000 operations min. 2,000,000 operations min. Durability Electrical 50,000 operations min. 1,000,000 operations min. Ambient temperature Operating: -10C to 65C Ambient humidity Operating: 45% to 85% Max. operating force 6.37 N max. Dimensions (Unit: mm) Switches (Unit: mm) A7PS-2 (-1) 7.2 * A 33.5 3 Number of Size A Size B A7PH-2 (-1) 10 0.1 Switches (n) (n x 10 + 12) (n x 10 + 9) Solder Terminal 122 19 232 29 22.6 33 30 342 39 452 49 Solder terminal 3 562 59 4.6 4.3 672 69 Panel thickness: 1 to 3 782 79 *If the output code is 03,06 or 54, the dimension is 43 892 89 if the output code is 07,19 or 55, the dimension is 55. 9102 99 Panel Cutout 10 112 109 Note: 1. The dimensions above include both End 0 Caps, and will increase 10 mm for each 31 -0.4 Spacer inserted. 2. Unless otherwise specified, a tolerance 4.5 1 +1 of 0.4 mm applies to all dimensions. B 8.6 0.2 0 P= 10 The tolerance for multiple connection is B (number of units x 0.4) mm. Accessories (Order Separately) End Caps for Push-operated Switches A7P-M(-1) Snap-in Panel Mounting (39) (39) Left Side Right Side 33 33 3 3 46 6 4 4 33.5 33.5 4.4 30 (4.3) 4.5 4.5 (4.3) 30 4.5 Spacers for Push-operated Switches A7P-P (-1) Snap-in Panel Mounting 30 0.1 32.7 (36.5) 4.5 0.05 10 The in the Spacer model number stands for a letter in the range A to U. (Refer to the table under the explanation about Spacers on page 1.) Note: Unless otherwise indicated, dimensional tolerances for dimensions in the models above are 0.4 mm.