Hanyoung HY-M900 / HY-LM900 Series – Limit Switch

Features

  • Solid die casting case and built in the 2 circuits double micro switch
  • High mechanical intensity with the heat resistance, oil proof and dust protection structure
  • Various actuators (8 types) provide wide application
  • IP67 protective structure (when using the company product HYC-M1 in wire opening)
  • Check the operation state on the outside by attaching the operation indicator.
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Hanyoung HY-M900 / HY-LM900 Series limit switch features models with and without operation indicators, available in both AC and DC types. The operation indicator can be easily added by changing the cover, eliminating the need for separate connections, and allowing ON/OFF selection by rotating the holder 180 degrees.

Limit Switch
Model : HY-M900 / HY-LM900 Series

  • Solid die casting case and built in the 2 circuits double micro switch
  • High mechanical intensity with the heat resistance, oil proof and dust protection structure
  • Various actuators (8 types) provide wide application
  • IP67 protective structure (when using the company product HYC-M1 in wire opening)
  • Check the operation state on the outside by attaching the operation indicator.

 

Specification

Model Roller plunger Top ball plunger Variable
roller lever		 Variable ROD Roller lever Spring wire
M902/LM902 M903/LM903 M904/LM904 M907/LM907 M908/M908 M909/LM909
Contact structure M4 screw tightening terminal, 2 circuits double type (1a1b)
Contact material AgNi
Protective structure IP67 (Only when using our company product HYC-M2 in the wire opening)
Operation indicator a.c : Neon lamp, d.c : LED (only with the HY-LM series)
Rated current(le) 6 A 250 V a.c (AC-15, DC-13)
Dielectric strength 2,000 V a.c 50/60 Hz for 1 min (between the terminal and non-recharing metal part)
Insulation resistance Min 100 MΩ (500 V d.c insulated ohmmeter)
Contact resistance Max 50 mΩ (default value)
Rated voltage(Ue) 250 V a.c, 30 V d.c
Actuator intensity 5 times larger than O.F (force required to operate) 1min to the, operating direction
Vibration Double amplitude 1.5mm, frequency 10 ~ 55Hz, continuously 2 hour
Shock 1,000 m/²s (durability), 300 m/²s (malfunction)
Allowable operation speed 0.1 ~ 1 ㎧ (without damaging the actuator)
Life
expectancy		 Mechanical Min 1million times (open/close frequency 120 times/min)
Electrical Min 300 thousand times (open/close frequency 20 times/min)
Ambient temperature -10 ~ 80 ℃
Ambient humidity 45 ~ 95 % R.H.
Weight Approx 350 g (included the box with HY-M904)

Ordering Code

Model Code Description
HY-M90 Limit switch (No operation indicator)
HY-LM90 Limit switch (Operation indicator attachment type)
Actuator
(operation part)		 2 Roller Plunger Type
3 Ball Plunger Type
4 Roller Adjustable Lever Type
7 Adjustable Rod Wire Type
8 Roller Lever Type
8L Fork Roller Lever
8R Ø50 Roller Lever Type
9 Coil Spring Type
Operation indicator
classification
(HY-LM90)		 No operation indicator
A a.c indicator attachment type
D d.c indicator attachment type
  • * Operation indicator attachment type classification
  • M900 series limit switch is generally composed of the product with operation indicator and without operation indicator.
    Also divided into the a.c type and d.c type operation indicator.
  • It can be used as an operation indicator just by changing the cover of limit switch.
    It does not need the separate connection and it selects ON/OFF by rotating the holder 180 degree.
Voltage a.c operation indicator (250 V a.c) d.c operation indicator (24 V d.c)
Model HY-LM90A (a.c) HY-LM90D (d.c)
Indicator type Neon lamp L.E.D
Leakage current approx 1.2 mA (250 V a.c) approx 1.0 mA (24 V d.c)

Ratings

Rated voltage Rated electro current(A)
Resistive load Inductive load electric motor load
N.C N.O
a.c 125V 15 10 3 1.5
250V 10 6 2 1
480V 3 2 1.5 0.75
d.c 8V 15 10 – –
14V 15 10 – –
30V 6 5 – –
125V 0.4 0.05 – –
250V 0.2 0.03 – –

※ In case of electric magnetic coil and incandescent lamp load then it is same as the electric motor load.

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Hanyoung HY-M900 / HY-LM900 Series – Limit Switch-DpstarGroup

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