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  • Notice of End of Sales for Economy Series Pneumatic Equipment Category. More information.

Safety Limit Switch [D4B-□N]

Safety Limit Switch [D4B-□N]
  • On Sale Till 31/03/2025

Robust safety limit switch with metallic housing. Direct opening mechanism in both of slow action type, and snap action type

[Features]
· Direct opening mechanism (only at NC contact side) to separate contact at the time of fault in contact welding.
· Safety of lever setting is achieved by using operation position display board and mechanism by which lever is interlocked.
· Proper operation zone display mechanism is also available.
· Moreover, changing of direction of lateral movement is also by one-touch.
· Improvement in sealing property by strengthening the seal structure of head part (meets TÜ V: IECIP67, UL: NEMA3, 4, 4X, 6P,13).
· Wide available temperature range of - 40 to +80°C.
· Approved by UL, CSA, EN(TÜV), CCC

PDF

Japanese Only

Part Number

Configured Part Number is shown.

 
Part Number
D4B-2A11N
D4B-2A15N
D4B-2A16N
D4B-2A71N
D4B-4A11N
D4B-4A16N
D4B-4A70N
D4B-4A71N
D4B-2111N
D4B-2115N
D4B-2116N
D4B-2117N BY JPN
D4B-2170N
D4B-2171N
D4B-2511N
D4B-2571N
D4B-4115N
D4B-4116N
D4B-4117N
D4B-4170N
D4B-4171N
D4B-4511N
D4B-4516N
D4B-4571N
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipDetector Shape Environment Plunger Shape Type Roller Lever Shape Type Lever Shape Type Acquired Standards Force Required for Push Side O.F.
(N)
Motion to Switching P.T.
(mm)
Angle to Switching P.T
(deg)
Max. Stroke T.T
(mm)
Max. Angle T.T
(deg)
Contact Type Mechanical Life
(10,000 times)
Rated Operating Voltage
(V)
Main Body External Dimension, Width W
(mm)
Main Body External Dimension, Height H
(mm)
Main Body External Dimension, Length L
(mm)
Lever Length R
(mm)
Cable Specifications Detector element details Indicator Light Movement After the Operation OT
(mm)
Operating Position OP
(mm)
Torque necessary for operation, OF
(N·m)
Rubber material (scraper) Box shape Conduit size Specification of Terminal Details Type O.D. Mounting system Direction of Operation Roller Type Contact format Built-in Switch Specification AC Rated Voltage DC Rated Voltage Note

SGD 74.29

1 Piece(s) 4 Day(s) or more Roller Lever Type (rotation)Standard / Cold Resistance-Standard-TUV / UL / GB(CCC) / CQC / CSA / EN9.41-21±3°-75Mutual insulation double-throw1000DC30V or Less / DC125V / DC250V / AC100/125V / AC240/250V / More than AC300V404399.531.5--------G1/2(PF1/2)Ground terminal included1 Conduit Shapeφ17.5×6.6Front mountingSlow actionPlastic Rollers2NC----

SGD 102.65

SGD 20.53

1 Piece(s) Same day Roller Lever Type (rotation)Standard / Cold Resistance-Standard-TUV / UL / GB(CCC) / CQC / CSA / EN9.41-21±3°-75Mutual insulation double-throw1000DC30V or Less / DC125V / DC250V / AC100/125V / AC240/250V / More than AC300V404399.531.5--------G1/2(PF1/2)Ground terminal included1 Conduit Shapeφ17.5×7Front mountingSlow actionStainless Steel Roller2NC----

SGD 86.03

1 Piece(s) 4 Day(s) or more Roller Lever Type (rotation)Standard / Cold Resistance-Variable Roller Levers-TUV / UL / GB(CCC) / CQC / CSA / EN9.41-21±3°-75Mutual insulation double-throw1000DC30V or Less / DC125V / DC250V / AC100/125V / AC240/250V / More than AC300V404399.525-89--------G1/2(PF1/2)Ground terminal included1 Conduit Shapeφ19×7Front mountingSlow actionPlastic Rollers2NC----

SGD 95.59

1 Piece(s) 4 Day(s) or more Plunger TypeStandard / Cold Resistance[Roller Plungers] Top, Roller Plunger-The Horizontal one way rollerTUV / UL / GB(CCC) / CQC / CSA / EN18.632-7-Mutual insulation double-throw1000DC30V or Less / DC125V / DC250V / AC100/125V / AC240/250V / More than AC300V404397--Stainless Steel Sintering Roller -548±1---G1/2(PF1/2)Ground terminal included1 Conduit Shapeφ12.7×4.8Front mountingSlow actionStainless Steel Sintering Roller2NC----

SGD 74.08

1 Piece(s) 4 Day(s) or more Roller lever typeStandard---TUV / UL / C-UL / CE / GB(CCC) / CSA / EN------1000------Roller lever type (resin roller)------M20-1-conduit type-----2NC contact (slow action)125 / 250 / 4008 / 14 / 30 / 125 / 250-

SGD 92.78

1 Piece(s) 31 Day(s) Roller lever typeStandard---TUV / UL / C-UL / CE / GB(CCC) / CSA / EN------1000------Adjustable roller lever type------M20-1-conduit type-----2NC contact (slow action)125 / 250 / 4008 / 14 / 30 / 125 / 250-

SGD 85.96

1 Piece(s) 6 Day(s) or more Plunger TypeStandard[Top Plunger] Top, Plunger--TUV / UL / C-UL / CE / GB(CCC) / CSA / EN------1000------Top plunger type------M20-1-conduit type-----2NC contact (slow-action)125 / 250 / 4008 / 14 / 30 / 125 / 250-

SGD 94.58

1 Piece(s) 4 Day(s) or more Plunger TypeStandard[Roller Plungers] Roller Plunger--TUV / UL / C-UL / CE / GB(CCC) / CSA / EN------1000------Top roller plunger type------M20-1-conduit type-----2NC contact (slow-action)125 / 250 / 4008 / 14 / 30 / 125 / 250-

SGD 57.00

SGD 11.40

1 Piece(s) Same day Roller Lever Type (rotation)Standard / Cold Resistance-Standard-TUV / UL / GB(CCC) / CQC / CSA / EN9.41-21±3°-752-circuit Double-break3000DC30V or Less / DC125V / DC250V / AC100/125V / AC240/250V / More than AC300V404399.531.5--------G1/2(PF1/2)Ground terminal included1 Conduit Shapeφ17.5×6.6Front mountingSnap ActionPlastic Rollers1NC/1NO----

SGD 66.07

1 Piece(s) Same day Roller Lever Type (rotation)Standard / Cold Resistance-Standard-TUV / UL / GB(CCC) / CQC / CSA / EN9.41-21±3°-752-circuit Double-break3000DC30V or Less / DC125V / DC250V / AC100/125V / AC240/250V / More than AC300V404399.531.5--------G1/2(PF1/2)Ground terminal included1 Conduit Shapeφ17.5×7Front mountingSnap ActionStainless Steel Roller1NC/1NO----

SGD 64.35

1 Piece(s) 4 Day(s) or more Roller Lever Type (rotation)Standard / Cold Resistance-Variable Roller Levers-TUV / UL / GB(CCC) / CQC / CSA / EN9.41-21±3°-752-circuit Double-break3000DC30V or Less / DC125V / DC250V / AC100/125V / AC240/250V / More than AC300V404399.525-89--------G1/2(PF1/2)Ground terminal included1 Conduit Shapeφ19×7Front mountingSnap ActionPlastic Rollers1NC/1NO----

SGD 77.32

1 Piece(s) 4 Day(s) or more Roller lever typeStandard---TUV / UL / C-UL / CE / GB(CCC) / CSA / EN------3000------Adjustable rod lever type------G1/2 (PF1/2)-1-conduit type-----1NC/1NO contact (snap action)125 / 250 / 4008 / 14 / 30 / 125 / 250BY JPN

SGD 53.00

1 Piece(s) 4 Day(s) or more Plunger TypeStandard / Cold Resistance[Top Plunger] Top, Plunger--TUV / UL / GB(CCC) / CQC / CSA / EN18.632-7-2-circuit Double-break3000DC30V or Less / DC125V / DC250V / AC100/125V / AC240/250V / More than AC300V404397--SUS plunger-535±1---G1/2(PF1/2)Ground terminal included1 Conduit Shapeφ9.2Front mountingSnap Action-1NC/1NO----

SGD 58.82

1 Piece(s) 4 Day(s) or more Plunger TypeStandard / Cold Resistance[Roller Plungers] Top, Roller Plunger-The Horizontal one way rollerTUV / UL / GB(CCC) / CQC / CSA / EN18.632-7-2-circuit Double-break3000DC30V or Less / DC125V / DC250V / AC100/125V / AC240/250V / More than AC300V404397--Stainless Steel Sintering Roller -548±1---G1/2(PF1/2)Ground terminal included1 Conduit Shapeφ12.7×4.8Front mountingSnap ActionStainless Steel Sintering Roller1NC/1NO----

SGD 68.88

1 Piece(s) 4 Day(s) or more Roller Lever Type (rotation)Standard / Cold Resistance-Standard-TUV / UL / GB(CCC) / CQC / CSA / EN9.41-21±3°-75Mutual insulation double-throw1000DC30V or Less / DC125V / DC250V / AC100/125V / AC240/250V / More than AC300V404399.531.5--------G1/2(PF1/2)Ground terminal included1 Conduit Shapeφ17.5×6.6Front mountingSlow actionPlastic Rollers1NC/1NO----

SGD 85.96

1 Piece(s) 6 Day(s) or more Plunger TypeStandard[Roller Plungers] Roller Plunger--TUV / UL / C-UL / CE / GB(CCC) / CSA / EN------1000------Top roller plunger type------G1/2 (PF1/2)-1-conduit type-----1NC/1NO contact (slow-action)125 / 250 / 4008 / 14 / 30 / 125 / 250-

SGD 75.50

1 Piece(s) 4 Day(s) or more Roller lever typeStandard---TUV / UL / C-UL / CE / GB(CCC) / CSA / EN------3000------Roller lever type (stainless steel roller)------M20-1-conduit type-----1NC/1NO contact (snap action)125 / 250 / 4008 / 14 / 30 / 125 / 250-

SGD 82.70

1 Piece(s) 31 Day(s) Roller Lever Type (rotation)Standard / Cold Resistance-Variable Roller Levers-TUV / UL / GB(CCC) / CQC / CSA / EN9.41-21±3°-752-circuit Double-break3000DC30V or Less / DC125V / DC250V / AC100/125V / AC240/250V / More than AC300V404399.525-89--------M20Ground terminal included1 Conduit Shapeφ19×7Front mountingSnap ActionPlastic Rollers1NC/1NO----

SGD 77.32

1 Piece(s) 4 Day(s) or more Roller lever typeStandard---TUV / UL / C-UL / CE / GB(CCC) / CSA / EN------3000------Adjustable rod lever type------M20-1-conduit type-----1NC/1NO contact (snap action)125 / 250 / 4008 / 14 / 30 / 125 / 250-

SGD 62.21

1 Piece(s) 6 Day(s) or more Plunger TypeStandard[Top Plunger] Top, Plunger--TUV / UL / C-UL / CE / GB(CCC) / CSA / EN------3000------Top plunger type------M20-1-conduit type-----1NC/1NO contact (snap-action)125 / 250 / 4008 / 14 / 30 / 125 / 250-

SGD 70.85

1 Piece(s) 5 Day(s) or more Plunger TypeStandard[Roller Plungers] Roller Plunger--TUV / UL / C-UL / CE / GB(CCC) / CSA / EN------3000------Top roller plunger type------M20-1-conduit type-----1NC/1NO contact (snap-action)125 / 250 / 4008 / 14 / 30 / 125 / 250-

SGD 71.93

1 Piece(s) 6 Day(s) or more Roller lever typeStandard---TUV / UL / C-UL / CE / GB(CCC) / CSA / EN------1000------Roller lever type (resin roller)------M20-1-conduit type-----1NC/1NO contact (slow action)125 / 250 / 4008 / 14 / 30 / 125 / 250-

SGD 84.88

1 Piece(s) 6 Day(s) or more Roller lever typeStandard---TUV / UL / C-UL / CE / GB(CCC) / CSA / EN------1000------Adjustable roller lever type------M20-1-conduit type-----1NC/1NO contact (slow action)125 / 250 / 4008 / 14 / 30 / 125 / 250-

SGD 85.96

1 Piece(s) 5 Day(s) or more Plunger TypeStandard[Roller Plungers] Roller Plunger--TUV / UL / C-UL / CE / GB(CCC) / CSA / EN------1000------Top roller plunger type------M20-1-conduit type-----1NC/1NO contact (slow-action)125 / 250 / 4008 / 14 / 30 / 125 / 250-

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Basic Information

Main Body Size Standard Operating Temperature Range(°C) -40::80 Protection Structure IP67
Mechanical Operation Frequency(times/min or Less) 120 Rated Conductance Current(A) 10

Tech Support

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