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OMRON A7PS-255 Thumbwheel Switch OMRON A7PS-255
Brand: OMRON
Name: Thumbwheel Switch
Model: A7PS-255
Model: A7PS.
Classification (See note 1.): Snap-in (front mounting).
Character height: Decimal: 6.8 mm Hexadecimal: 4.0 mm.
Terminals: Solder terminals.
Color: Light gray.
Output code number: 55 (binary coded hexadecimal,
with component adding provision) *1.
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.

Classification: Momentary operation.
Shape of Operation Unit: 36 dia. 25 dia.
Output: 1.
Operation Unit color: Yellow (-Y).
Long Service Life with Built-in Z-series.
Basic Switch.
Using a Basic Switch enables direct switching of large-capacity loads.
Shock-absorbing construction of Operation Unit protects the Switch OMRON A7PS-255.
Drip-proof Pushbutton construction enables use in locations subject to,
splashing water and oil and scattering dust A7PS-255
Pushbuttons are available in three shapes and six colors. Appearance: Round/Projection type LED lighting,
(without Voltage Reduction Unit)A22L-T.
Output: SPST-NO + SPST-NC.
Lighting: LED.
Operating voltage: 24 VAC/VDC.
Operation: Alternate operation (self-holding) OMRON A7PS-255.
Illumination color: R (red); Y (yellow); G (green); W (white); A (blue).
Install in 22-dia. or 25-dia. Panel Cutout.
(When Using a Ring).
Lever for easily mounting and removing the Switch Unit.
Increase wiring efficiency with three-row mounting of Switch Blocks.
Finger protection mechanism on Switch Unit provided as a standard feature.
Use 25-dia. ring to install in 25-dia OMRON A7PS-255. panel cutouts.
Mounted using either open-type (fork-type) or closed-type.
(round-type) crimp terminals.
IP65 oil resistance (non-lighted models).
IP65 (lighted models). Terminal: Screw terminal (-B).
Actuator: Reverse short hinge roller lever OMRON Thumbwheel Switch.
Direct Current Switch with.
Built-in Magnetic Blowout.
Incorporates a small permanent magnet in the contact.
mechanism to deflect the arc to effectively extinguish it OMRON Thumbwheel Switch.
Same shape and mounting procedures as the Z Basic Switches. Output: SPDT.
Lighting: Non-lighted.
Pushbutton colorsymbol: R: red, Y: yellow; PY: pure yellow
G: green, A: blue; W: white; B: black *2.
Item: Momentary operation (Self-resetting).
Separate Construction with OMRON Thumbwheel Switch.
Cylindrical 16-dia. Body.
Miniature design of 28.5 mm, the smallest class in the industry.
Detachable Switch.
The same contacts can be used for both standard loads and microloads.
Easy-to-wire terminal arrangement.
Certified for EN 60947-5-1. Classification: Standard.
Contact gap: G (0.5 mm).
Drip-proof terminal protective cover: Not provided.
Actuator: Flexible rod (coil spring) .
Best-selling Basic Switch Boasting.
High Precision aand Wide Variety A7PS-255.
A large switching capacity of 15 A with high repeat accuracy.
A wide range of variations in contact form for your selection: basic,
split-contact, maintained-contact, and adjustable contact gap types.
A series off standard models for micro loads is available OMRON A7PS-255.
A series of molded terminal-type models incorporating safety,
terminal protective cover is available.


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