Compact limit switch is widely used in mechanical equipment, automation systems, and industrial machinery for precise control of motion position and safety monitoring. It is suitable for a variety of industrial environments with temperatures ranging from -10°C to +80°C and humidity ranging from 35% to 95%RH.
Features
- Its double circuit switch is widely employed across various industries.
- Mini limit switch boasts high mechanical strength due to its aluminate alloy casing.
- Its design features dustproof, waterproof, and oilproof capabilities.
- Compact limit switch offers a selection of actuators suitable for diverse environmental conditions.
- Miniature limit switch finds extensive application in machine tool equipment, plastic injection machines, and other industrial machinery.
Specification
| Model |
CCHN-WL |
| Rating |
10A 250VAC |
| Initial contact resistance |
25mΩ max. |
| Initial insulation resistance |
100mΩ min. (at 500VDC) |
| Dielectric strength |
Between non-consecutive terminals |
1000Vrms, for 1 min |
| Between non-current carrying metal parts and each terminal |
2200Vrms, 50/60Hz for 1 min |
| Between ground and each terminal |
2200Vrms, 50/60Hz for 1 min |
| Shock resistance |
Mechanical durable |
1000m/s2 max.
|
| Malfunction |
300m/s2 max.
|
| Vibration resistance |
10-55Hz, 1.5mm double amplitude |
| Operating life |
Mechanical life |
1,000,000 times min. |
| Electrical life |
100,000 times min. |
| Ambient temperature |
-10℃ to +80℃ |
| Ambient humidity |
35% to 95%RH max. |
| Operating frequency |
Mechanical |
120 times/min |
| Electrical |
30 times/min |
| Operating speed |
1mm-1m/s |
| Protection degree |
IP66 |
Actuator Operating Characteristic
| Model |
WL-C11 (Adjustable Rod Lever) |
Model |
WL-C21 (Roller Lever) |
| O.F. max. |
142g |
O.F. max. |
1360g |
| R.F. min. |
28g |
R.F. min. |
227g |
| P.T. max. |
15°±5° |
P.T. max. |
15°±5° |
| O.T. min. |
30° |
O.T. min. |
30° |
| M.D. max. |
12° |
M.D. max. |
12° |
OF: Operating Force
RF: Release Force
PT: Pre-Travel
OT: Over Travel
MD: Movement Differential
Mounting Holes Dimensions (mm)

Actuators
|

WL-C11 (Adjustable Rod Lever)
|

WL-C21 (Roller Lever)
|
Tips: Applications of mini limit switches
- Automated production lines: Used to detect and control the position and movement of machinery, ensuring accuracy and efficiency in manufacturing processes.
- Robotic arms and robots: Serve as safety switches and position detectors, ensuring precise positioning and safety during operations.
- Conveyor systems: Used to detect the position of conveyors or the arrival of objects, triggering operations or stops as needed.
- Access control and safety systems: Used as safety switches to ensure that doors or valves operate safely when in specific positions.
- Electrical equipment and control panels: Used to control the start, stop, or position of electrical equipment, ensuring the proper operation of circuits and safety.
- Automation equipment and mechanical systems: Serve as critical position sensors and safety switches, ensuring that equipment operates in designated positions and states to prevent damage or accidents.