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Anti-two block switches VM series
Features:
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VM safety limit switches was designed for cranes, winches and hoisting appliances and restrict the height of the hook lifting equipment.
Switch ordering code
| VM | 1 | . | 20 | – | V | 2 | 0 | 5 | – | C | |||||||||||||||||
| Product Name:
mechanical switch
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Customer specification | ||||||||||||||||||||||||||
1 — bracket (movable)
2 — chassis (stationary) |
Connector:
1 — flying leads with 400 mm of 2 wire cable 2 — flying leads with 400 mm of 3 wire cable 3 — flying leads with 400 mm of 4 wire cable 4 — AMP Superseal 1.5 plug (2 pins male) 5 — AMP Superseal 1.5 plug (3 pins male) 6 — AMP Superseal 1.5 plug (4 pins male) |
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| Actuation force, N | |||||||||||||||||||||||||||
| Signal output:
T — current mode (resistance) V — high-side switch (PNP) N — low-side switch (NPN) K — open contacts |
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| Status indicator: 0 — without indicator L — LED indicator | |||||||||||||||||||||||||||
| Action logic: 0 — current mode 1 — normally-open (NO) 2 — normally-closed (NC) 3 — complementary (NO/NC) |
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Actuating weightStandard actuating weight was designed for use with wire rope having a diameter of up to 22 mm. The actuating weights are produced under the other diameters of the rope by the order. Ordering code: Actuating weight 15 [305651015]. |
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Technical Data
| Actuation force, N | 20 |
| Supply voltage | 10 – 32 V DC |
| Electrical load type | any |
| Maximum output current | 400 mA |
| Voltage drop at open switch | <2,2 V |
| Consumption current | |
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<16 mA |
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<45 mA |
| Operating temperature range | – 40…+55 °C |
| Storage/Transport temperature range | – 60…+65 °C |
| Protection class |
IP67 |
| Life expectancy | >5×105 cycles |
| Vibration resistance | <50 m/sec2 (at 50…200 Hz) |
| Impact resistance | <100 m/sec2 |
| Dimensions (without actuating weight and bracket) | 54 × 54 × 59 mm |
| Weight, approx. | 0,6 kg |
| Actuating weight parameters | |
| Diameter of wire rope | <22 mm |
| Weight, approx. | 3,5 kg |
| Dimensions, height × diameter (without mounting elements) | 80 × 85 mm |
Dimensions [mm]
VM1 (on bracket)VM2 (on chassis)
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Actuating weight dimensions [mm]
