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TZ-8169 cats whisker lever limit Switch

The whisker limit switch is designed with 1 NC and 1 NO removable slow-break contact for convenient and easy connection to the contact block. This classic format limit switch features a split housing design that consists of a die-cast body with a spring-return "whisker" operating head and a flame retardant thermoplastic protective cover. The protective cover is removable, easily accessible and easy to install. Whisker limit switches can be used in dampers, valves and other applications.

Circuit Diagram:

Whisker Limit Switch Circuit diagram

Product List

Technical Parameters


Whisker Limit Switch

We offer a wide range of whisker limit switches in different sizes. If you have any questions please contact us and we will provide you with the right limit switch for you. We have a perfect quality control system, and you can trust the quality of our products.

TZ-8169 whisker limit switch


Data Ratings

Rated voltageNoninductive Load (A)Inductive Load (A)
Resistance LoadLamp LoadInductive Load (A)Motor Load
NCNONCNONCNONCNO
125VAC551.50.73321
250VAC5510.5331.50.8
8VDC55335433
14VDC55334433
30VDC55334433
125VDC0.40.4





250VDC0.20.2





Inrush CurrentN.C: below  24A, N.O: below  12A


NOTE: 

1. Inductive load has a power factor of 0.4 min.(AC) and a time constant of 7 msec.max.(DC).

2. Lamp load has an inrush current of 10 times the steady-state current,while motor load has an inrush current of 6 times the steady-state current.

3. Product with spring, its usable range of operating part is within one third of the whole spring length from the front end of spring.


Whisker limit switch characteristics

 Double-circuit type of limit switch.

 Compact new design approximately 1/3 the size of TMAZTZ vertical limit switches.

 With strong zinc cast base, and reinforced plastics outer shell, High. Structure preventing oil, water and pressure.

 Structure enables the terminal section to be fully opened for easy wiring.

 Degree of protection: IP65


Operation speed0.5mm-50cm/sec
Operating frequencyElectical: 30 operations/minute
Contact resistance25mΩ max. (initial value)
Insulation resistance100MΩ min. (below 500VDC)
ShockMechanical durable: 1, 000m/Sec2 (about 100G'S)
Malfunction: 300m/Sec2 (about 30G'S)
Ambient temperature-5~+65℃ (With no icing)
Humidity<95% RH
WeightAbout 130 to 190g
Degree of protectionIP65
Electrical LifeAbove 500000


Operating Characteristics

Operating Characteristics ModelTZ-8104TZ-8107TZ-8108TZ-8111TZ-8112TZ-8122TZ-8166TZ-8167TZ-8168TZ-8169
Operating force

OF  

 (Max)

5.88N5.88N7.84N9.8N9.8N9.8N0.88N0.88N0.88N0.88N
Release force

RF 

  (Min)

0.49N0.69N0.49N2.94N2.94N2.94N
Pre-travel

PT  

 (Max)

20°20°20°1.5mm1.5mm1.5mm30mm30mm30mm30mm
Over-travel

OT  

 (Min)

75°75°75°4mm4mm4mm
Movement differential

MD 

 (Max)

10°10°10°1.2mm1.2mm1.2mm
Total travel

TT  

 (Min)

95°95°95°5.5mm5.5mm5.5mm
Operational positionOP26±0.8mm