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For detecting object from multiple directions
[Features]
· Multi-application tactile switch to detect the object from multiple direction.
· Slow actions switch structure
· Contact with metallic plating and high contact reliability due to micro load.
· Direct input to microcomputer and programmable controller is possible.
· Three type of M5, M8, M10 with small outer diameter.
· Panel fitting system with easy fitting
Part Number
Configured Part Number is shown.

Limit Switch D5B-501□

Limit Switch D5B-502□

Limit Switch D5B-551□

Limit Switch D5B-801□

Limit Switch D5B-802□

Limit Switch D5B-851□

Limit Switch D5B-101□

Limit Switch D5B-151□

Limit Switch D5B-102□

Limit Switch D5B-153□
Note 1. In the above external dimensions of each model, the dimensional tolerance of Limit Switch parts not specified is ±0.4 mm.
Note 2. The screw part of the case has a special screw dimension (pitch 0.5 mm). It cannot be installed with standard tapping, so please install with the included nut.
| Electrical Rating | DC5V 1mA to DC30V 30mA (resistive load) | |
|---|---|---|
| Protective structure | IP67 | |
| Durability *1 | Mechanical | Over 10 million times |
| Limit Switch Electrical | Over 5 million times (DC30V 30mA resistive load) | |
| Allowable Operating Speed | 5 to 500 mm/s | |
| Allowable operating frequency | Mechanical | 120 times/min |
| Electrical | 60 times/min | |
| Insulation resistance | Between each terminal and non-current-carrying metal part: 100MΩ (DC250V megger) | |
| Contact Resistance | With 1m cord: 700mΩ or less (initial value) With 3m cord: 1.9Ω or less (initial value) With 5m cord: 3.1Ω or less (initial value) | |
| Withstand voltage (50/60Hz 1min) | Between same-polarity terminals | AC250V (TTP) |
| Between each terminal and non-current-carrying metal parts | AC1,000V (600V for M5 type) | |
| vibration | malfunction | 10 to 55Hz, double amplitude 1.5mm *2 |
| impact | Durability | Up to 1,000m/s2 |
| malfunction | Maximum 300m/s2* 3 | |
| Ambient temperature | -10 to +70℃ (but do not freeze) | |
| Ambient humidity | 35~95% RH | |
| Actuator Strength | 14.7N *4 | |
| mass | Switch body | Approx. 14g (M5), approx. 20g (M8), approx. 21g (M10) |
| cable | Approximately 10g/m | |
Note: The above values are initial values.
*1. Durability values are for ambient Limit Switch of +5 to +35°C and humidity of 40 to 70% RH.
*2. Wire spring type: 16.7Hz, double amplitude of 1mm
*3. Wire spring type: maximum 50m/s2*
4. Wire spring type excluded.
| Type | M5 | M8 | M10 | ||
|---|---|---|---|---|---|
| Actuator | Cable length (m) | Model | Model | ||
Hemispheric actuator![]() | 1 | D5B-5011 | D5B-8011 | D5B-1011 | |
| 3 | D5B-5013 | D5B-8013 | D5B-1013 | ||
| 5 | D5B-5015 | D5B-8015 | D5B-1015 | ||
Cone-shaped actuator![]() | 1 | D5B-5021 | D5B-8021 | D5B-1021 | |
| 3 | D5B-5023 | D5B-8023 | D5B-1023 | ||
| 5 | D5B-5025 | D5B-8025 | D5B-1025 | ||
Wobble stick actuator![]() | Short spring | 1 | D5B-5511 | D5B-8511 | D5B-1511 |
| 3 | D5B-5513 | D5B-8513 | D5B-1513 | ||
| 5 | D5B-5515 | D5B-8515 | D5B-1515 | ||
| Long spring | 1 | - | - | D5B-1531 | |
| 3 | D5B-1533 | ||||
| 5 | D5B-1535 | ||||
| Actuator | Hemispheric Plunger | Cone-shaped Plunger | Wobble Stick | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Operating direction | ![]() | ![]() | ![]() | |||||||
| Operating characteristics | Type | M5 | M8 | M10 | M5 | M8 | M10 | M5 | M8 | M10 |
| Total travel TT * | X, Y | 1.0 mm | 1.2 mm | 1.3 mm | 2.2 mm | 3.0 mm | 4.0 mm | 22 mm | 23 mm | 30 m |
| Z | 0.8 mm | 0.9 mm | 1.0 mm | 0.8 mm | 0.9 mm | 1.0 m | - | |||
| Operating force OF (max.) | X, Y | 0.49 N | 0.74 N | 0.98 N | 0.20 N | 0.20 N | 0.39 N | 0.05 N | ||
| Z | 0.74 N | 0.98 N | 1.47 N | 0.74 N | 0.98 N | 1.47 N | - | |||
| Permissive operating force (max.) | X, Y, Z | 1.96 N | 1.96 N | 0.49 N | ||||||
| Pretravel PT * | X, Y | 0.6 mm | 0.6 mm | 0.7 mm | 0.6 mm | 1.4 mm | 2.0 mm | 11 mm | 11 mm | 14 mm |
| Z | 0.3 mm | 0.3 mm | 0.3 mm | 0.3 mm | 0.3 mm | 0.3 mm | - | - | - | |
*Reference Limit Switch value.

Limit Switch Handling
Do not apply excessive load to the cord (29.42N or less),
as this may cause the cord to break.
When bending the cord repeatedly, make sure the bending radius is R20mm or more.
Please be careful when handling the wire spring type as the tip is thin.
Limit Switch Regarding installation
| Limit Switch type | Tightening torque (max) |
|---|---|
| M5 | 0.98N・m |
| M8 | 2.94N・m |
| M10 | 3.92N・m |
| Limit Switch Size/Type | M5 | M8 | M10 |
|---|---|---|---|
| A (mounting hole dimensions) | φ5 0~+0.3mm | φ8 0~+0.3mm | φ10 0~+0.3mm |
| B (plate thickness) | 3–7 mm | 4–6 mm | 6–10 mm |
| C (toothed washer outer dimensions) | φ9.2mm | φ15mm | φ18mm |

Limit Switch Operation
| Part Number |
|---|
| D5B-1011 |
| D5B-1013 |
| D5B-1015 |
| D5B-1021 |
| D5B-1023 |
| D5B-1025 |
| D5B-5011 |
| D5B-5015 |
| D5B-5021 |
| D5B-5023 |
| D5B-8011 |
| D5B-8013 |
| D5B-8015 |
| D5B-8021 |
| D5B-8023 |
| Part Number | Standard Unit Price | Minimum order quantity | Volume Discount | Days to Ship | Detector Shape | Plunger Shape Type | Boot Seal | Rod Shape Type | Force Required for Push Side O.F. (N) | Motion to Switching P.T. (mm) | Max. Stroke T.T (mm) | Main Body External Dimension, Length L (mm) | Indicator Light | Specification of Terminal | Cord / Cable Length (m) | Details Type | O.D. | Antenna | Contact format |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
MYR 109.34 | 1 Piece(s) | 2 Day(s) | Plunger Type | [Top Plunger] Hemisphere Plunger | No | - | 1.47 | 0.3 | 1.0 | 33.3 | Hemisphere Plunger Shape (Resin Plunger) R4.5 | M10 Connector Type | 1 | Tactile (touch) switch, resin plunger | M10X0.5 | - | 1b (NC only, NO specification not included) | ||
MYR 179.00 | 1 Piece(s) | 5 Day(s) or more | Plunger Type | [Top Plunger] Hemisphere Plunger | No | - | 1.47 | 0.3 | 1.0 | 33.3 | Hemisphere Plunger Shape (Resin Plunger) R4.5 | M10 Connector Type | 3 | Tactile (touch) switch, resin plunger | M10X0.5 | - | 1b (NC only, NO specification not included) | ||
MYR 144.17 | 1 Piece(s) | 5 Day(s) or more | Plunger Type | [Top Plunger] Hemisphere Plunger | No | - | 1.47 | 0.3 | 1.0 | 33.3 | Hemisphere Plunger Shape (Resin Plunger) R4.5 | M10 Connector Type | 5 | Tactile (touch) switch, resin plunger | M10X0.5 | - | 1b (NC only, NO specification not included) | ||
MYR 101.47 | 1 Piece(s) | 5 Day(s) or more | Plunger Type | [Top Plunger] Cone Plunger | - | - | 1.47 | 0.3 | 1.0 | 39.3 | Cone Plunger Shape (Resin Plunger) R0.9 | M10 Connector Type | - | Resin plunger | M10X0.5 | - | NC only, NO contact specifications not included | ||
MYR 191.00 | 1 Piece(s) | 5 Day(s) or more | Plunger Type | [Top Plunger] Cone Plunger | No | - | 1.47 | 0.3 | 1.0 | 39.3 | Cone Plunger Shape (Resin Plunger) R0.9 | M10 Connector Type | 3 | Tactile (touch) switch, resin plunger | M10X0.5 | - | 1b (NC only, NO specification not included) | ||
MYR 143.88 | 1 Piece(s) | 5 Day(s) or more | Plunger Type | [Top Plunger] Cone Plunger | - | - | 0.98 | 0.3 | 0.9 | 32.5 | Cone Plunger Shape (Resin Plunger) R0.8 | M8 Connector Type | 5 | Resin plunger | M8X0.5 | - | NC only, NO contact specifications not included | ||
MYR 153.40 | 1 Piece(s) | 2 Day(s) | Plunger Type | [Top Plunger] Hemisphere Plunger | No | - | 0.74 | 0.3 | 0.8 | 24.5 | Hemisphere Plunger Shape (Resin Plunger) R2.15 | M5 Connector Type | 1 | Resin plunger | M5X0.5 | - | 1b (NC only, NO specification not included) | ||
MYR 232.85 | 1 Piece(s) | 5 Day(s) or more | Plunger Type | [Top Plunger] Hemisphere Plunger | No | - | 0.74 | 0.3 | 0.8 | 24.5 | Hemisphere Plunger Shape (Resin Plunger) R2.15 | M5 Connector Type | 5 | Resin plunger | M5X0.5 | - | NC only, NO contact specifications not included | ||
MYR 153.40 | 1 Piece(s) | 5 Day(s) or more | Plunger Type | [Top Plunger] Cone Plunger | No | - | 0.74 | 0.3 | 0.8 | 27 | Cone Plunger Shape (Resin Plunger) R0.5 | M5 Connector Type | 1 | Resin plunger | M5X0.5 | - | NC only, NO contact specifications not included | ||
MYR 212.21 | 1 Piece(s) | 5 Day(s) or more | Plunger Type | [Top Plunger] Cone Plunger | No | - | 0.74 | 0.3 | 0.8 | 27 | Cone Plunger Shape (Resin Plunger) R0.5 | M5 Connector Type | 3 | Resin plunger | M5X0.5 | - | NC only, NO contact specifications not included | ||
MYR 153.40 | 1 Piece(s) | 2 Day(s) | Plunger Type | [Top Plunger] Hemisphere Plunger | No | - | 0.98 | 0.3 | 0.9 | 28 | Hemisphere Plunger Shape (Resin Plunger) R3.5 | M8 Connector Type | 1 | Resin plunger | M8X0.5 | - | NC only, NO contact specifications not included | ||
MYR 181.00 | 1 Piece(s) | 5 Day(s) or more | Plunger Type | [Top Plunger] Hemisphere Plunger | No | - | 0.98 | 0.3 | 0.9 | 28 | Hemisphere Plunger Shape (Resin Plunger) R3.5 | M8 Connector Type | 3 | Resin plunger | M8X0.5 | - | NC only, NO contact specifications not included | ||
MYR 231.18 | 1 Piece(s) | 5 Day(s) or more | Plunger Type | [Top Plunger] Hemisphere Plunger | - | - | 0.98 | 0.3 | 0.9 | 28 | Hemisphere Plunger Shape (Resin Plunger) R3.5 | M8 Connector Type | 5 | Resin plunger | M8X0.5 | - | NC only, NO contact specifications not included | ||
MYR 189.90 | 1 Piece(s) | 5 Day(s) or more | Plunger Type | [Top Plunger] Cone Plunger | - | - | 0.98 | 0.3 | 0.9 | 32.5 | Cone Plunger Shape (Resin Plunger) R0.8 | M8 Connector Type | 1 | Resin plunger | M8X0.5 | - | NC only, NO contact specifications not included | ||
MYR 171.21 | 1 Piece(s) | 5 Day(s) or more | Plunger Type | [Top Plunger] Cone Plunger | No | - | 0.98 | 0.3 | 0.9 | 32.5 | Cone Plunger Shape (Resin Plunger) R0.8 | M8 Connector Type | 3 | Resin plunger | M8X0.5 | - | NC only, NO contact specifications not included |
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| Main Body Size | Small | Environment | Standard | Operating Temperature Range(°C) | -10::70 |
|---|---|---|---|---|---|
| Protection Structure | IP67 | Contact Type | Mutual insulation double-throw | Mechanical Life(10,000 times) | 1000 |
| Mechanical Operation Frequency(times/min or Less) | 120 | Rated Operating Voltage(V) | DC30V or Less | Rated Conductance Current(A) | 0.03 |
| Detector Element Details | Oil Resistant Cord φ3 0.08mm2 2-Core | Direction of Operation | Slow action |
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