Building Automation


Industrial Automation


Power Automation & Safety

Bangladesh Distributor

WLGL-LD

Two-circuit Limit Switch/Long-life Two-circuit Limit Switch

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High sensitivity, IP67, Snap action, Self-reset mechanism, 2-circuit double break type, SPST-NO / SPST-NC, Adjustable rod lever

Shape/Structure General-purpose Limit switches
Actuator Adjustable rod lever
Over travel 80 DEG High sensitivity 3 dia. Stainless steel rod 25 to 141 mm
Contact configuration 2-circuit double break type
Load General load
Degree of protection IEC60529 (JEM): IP67
NEMA250: Type3, 4, 13

Item list of WL, WLM

  • Ratings / Performance
Shape/StructureGeneral-purpose Limit switches
Service lifeGeneral type
Operating mechanismSnap action
ActuatorAdjustable rod lever
Over travel 80 DEG High sensitivity 3 dia. Stainless steel rod 25 to 141 mm
Frequency50/60 Hz
Leakage currentApprox. 0.5 mA
Switching mechanismSelf-reset mechanism
Contact configuration2-circuit double break type
Contact formSPST-NO / SPST-NC
LoadGeneral load
Ratings (AC): Non-Inductive loadRated voltage: 115 VAC / Resistive load: 5 A(NC) 5 A(NO)
Ratings (DC): Non-Inductive loadRated voltage: 125 VDC / Resistive load: 0.4 A(NC) 0.4 A(NO)
Rated voltage: 250 VDC / Resistive load: 0.2 A(NC) 0.2 A(NO)
Inrush currentNC: 15 A
NO: 10 A
IndicatorLED (Possible to change between Light when operating and Light when not operating.)
Voltage: Common use for AC/DC 10 to 115 V
Leakage current: Approx. 0.5 mA
Conduit sizeG1/2
Earth terminalWithout ground terminal
Ambient temperatureOperating: -10 to 80 ℃
Ambient humidityOperating: 35 to 95%
Permissible operating speed1 mm/s to m/s
Permissible operating frequency (Mechanically)120 operations / 1 minute Max.
Permissible operating frequency (Electrically)30 operations / 1 minute Max.
Contact resistance25 mOhm Max. (Initial value)
(Measuring method is contact resistance meter.)
Insulation resistanceBetween live-metallic part and ground: null MΩ
Between each terminal and non-live-metallic part: null MΩ
(at 500 VDC Megger Without LED)
Dielectric strengthBetween live-metallic part and ground: null V
Between each terminal and non-live-metallic part: null V
(50/60 Hz for 1 min Without LED)
Durability (Mechanically)10,000,000 operations Min. (No load)
(Temperature, Humidity conditions: 5 CEL to 35 CEL, 40 %RH to 70 %RH)
Durability (Electrically)500,000 operations Min. (Resistive load 5 A at 115 VAC)
(Temperature, Humidity conditions: 5 CEL to 35 CEL, 40 %RH to 70 %RH)
Vibration resistance (Malfunction)Vibration frequency range: 10 to 55 Hz, Double amplitude: 1.5 mm, Contact opening: 1 ms Max. at the free position and the total travel position.
Shock resistance (Destruction)1,000 m/s2
Shock resistance (Malfunction)Contact opening is 1 ms Max. at the free position and the total travel position at 300 m/s2.
Degree of protectionIEC60529 (JEM): IP67
NEMA250: Type3, 4, 13
Mounting specificationFront mounting
Back mounting
Operating Force (OF)Standard value Max. 2.84 N
Release Force (RF)Standard value Min. 0.25 N
Pre-Travel (PT)Standard value 10 -1/+2DEG
Over-Travel (OT)Standard value 65 DEG Min.
Movement Differential (MD)Standard value 7 DEG Max.
Condition of operating characteristicsWhen the rod length is 140 mm
  • Mounting holes

  • Circuits configuration

Series

Two-circuit Limit Switch/Long-life Two-circuit Limit Switch

WL, WLM

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