Mechanical limit switch reaches IP65 protection level, which can prevent dust, oil, and water, ensuring reliable operation in various industrial environments, with long-term stability and durability.
Features
- Waterproof limit switch features a dustproof, oil-proof, and waterproof design (IP65 rating).
- It offers various types of actuators to choose from.
- Sealed limit switch boasts high mechanical durability and strength.
- It operates with high precision and rapid action.
- Mechanical limit switch finds wide applications in production equipment, machinery, and automation.
- It holds CCC and CE certifications, guaranteeing quality and safety compliance.
Specification
| Model |
CCHN-LZ5 |
| Rating |
10A 125/250VAC 0.5A 125VDC |
| Initial contact resistance |
25mΩ max. |
| Initial insulation resistance |
100mΩ min. (at 500VDC) |
| Dielectric strength |
Between non-consecutive terminals |
1000Vrms, 50/60Hz for 1 min |
| Between non-current carrying metal parts and each terminal |
2000Vrms, 50/60Hz for 1 min |
| Between ground and each terminal |
2000Vrms, 50/60Hz for 1 min |
| Max.shock resistance |
Destruction |
1000m/s2
|
| Malfunction |
300m/s2
|
| 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 +85℃ |
| Ambient humidity |
95%RH max. |
| Operating frequency |
Mechanical |
120 times/min |
| Electrical |
30 times/min |
| Operating speed |
0.01mm-50cm/s |
| Protection degree |
IP65 |
Actuator Operating Characteristic
| Model |
LZ5120 (Short roller lever)
|
Model |
LZ5121 (Roller lever) |
| O.F. max. |
300g (2.94N) |
O.F. max. |
200g (1.96N) |
| R.F. min. |
40g (0.39N) |
R.F. min. |
40g (0.39N) |
| O.T. min. |
2mm |
O.T. min. |
5mm |
| M.D. max. |
1.5mm |
M.D. max. |
3mm |
| O.P. |
40±1 mm |
O.P. |
40±1 mm |
| F.P. max. |
47mm |
F.P. max. |
51mm |
| Model |
LZ5341 (Panel mount across roller plunger) |
Model |
LZ5342 (Panel mount roller plunger) |
| O.F. max. |
600g (5.88N) |
O.F. max. |
600g (5.88N) |
| R.F. min. |
100g (0.98N) |
R.F. min. |
100g (0.98N) |
| P.T. max. |
1.6mm |
P.T. max. |
1.6mm |
| O.T. min. |
5mm |
O.T. min. |
5mm |
| M.D. max. |
0.2mm |
M.D. max. |
0.2mm |
| O.P. |
33.4±1.2 mm |
O.P. |
33.4±1.2 mm |
OF: Operating Force
RF: Release Force
PT: Pre-Travel
OT: Over Travel
MD: Movement Differential
OP: Operating Position
FP: Free Position
Contact Form

Actuators
|

LZ5120 (Short roller lever)
|

LZ5121 (Roller lever)
|
|

LZ5341 (Panel mount across roller plunger)
|

LZ5342 (Panel mount roller plunger)
|
Tips: Some precautions for using mechanical limit switch
- Installation Orientation: Ensure the switch is installed correctly to match the movement of the actuator (roller lever or plunger). Improper orientation can affect performance and longevity.
- Actuator Alignment: Properly align the roller lever or plunger with the moving parts it interacts with. Misalignment can cause premature wear or failure.
- Environmental Conditions: Despite IP65 rating, avoid extreme environmental conditions like excessive vibration, extreme temperatures, or corrosive atmospheres that can degrade the switch over time.
- Operating Force: Be mindful of the force applied to the actuator. Excessive force can damage internal components or lead to inaccurate switching.
- Maintenance: Regularly inspect and maintain the switch and actuator to ensure proper operation. Clean and lubricate as necessary to prevent buildup or sticking.
- Electrical Ratings: Adhere to the specified electrical ratings (voltage and current) to prevent electrical damage or safety hazards.
- Testing: Before putting into service, test the switch and actuator to ensure they operate correctly and reliably under normal operating conditions.