D4B
Limit switch with metal housing
The D4B series of limit switches in a rugged metal housing is suitable for both safety and non-safety applications due to its direct opening mechanism and TÜV approval. Furthermore with the increased temperature range and enhanced mechanical switching lifetime, the D4B is first choice for all applications from standard to demanding environments and for highest flexibility in mounting and connectivity preferences.
- Direct opening mechanism and approval by notified body
- Rugged metal housing and extended mechanical switching lifetime (snap action models)
- Terminal block for direct wiring
Specifications & ordering info
| Product | Material housing | Actuator type | Actuator detail | Connection method | Conduit size | Cable entry direction | Number of contacts, normally-open | Number of contacts, normally-closed | Make before break | Switch action | Direct opening mechanism | Description | |
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Aluminium | Roller lever | Resin roller | Terminal block | G1/2 | Bottom | 1 | 1 | No | Snap action | Yes | Limit switch, roller lever 17.5mm dia, SPDB NO/NC, snap action, 10 A |
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Aluminium | Adjustable roller lever | Terminal block | G1/2 | Bottom | 1 | 1 | No | Snap action | No | Limit switch, adjustable roller lever, SPDB NO/NC, snap action, 10 A |
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Aluminium | Roller plunger | Terminal block | G1/2 | Bottom | 1 | 1 | No | Snap action | Yes | Limit switch, roller plunger, SPDB NO/NC, snap action, 10 A |
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Aluminium | Roller lever | Metal roller | Terminal block | G1/2 | Bottom | 0 | 2 | No | Slow action | Yes | Limit switch, stainless steel roller lever, DPDB 2-NC, slow action, 10 A, G1/2 conduit |
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Aluminium | Roller plunger | Terminal block | G1/2 | Bottom | 0 | 2 | No | Slow action | Yes | Safety Limit switch, G1/2 conduit, DPDB 2-NC (slow-action), top roller plunger |
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Aluminium | Roller lever | Resin roller | Terminal block | M20 | Bottom | 1 | 1 | No | Snap action | Yes | Limit switch, D4B, M20, 1NC/1NO (snap-action), roller lever (resin) |
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Aluminium | Roller lever | Rubber roller | Terminal block | M20 | Bottom | 1 | 1 | No | Snap action | Yes | Limit switch, SPDB NO/NC, snap action, 10 A |
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Aluminium | Roller lever | Metal roller | Terminal block | M20 | Bottom | 1 | 1 | No | Snap action | Yes | Limit switch, D4B, M20, 1NC/1NO (snap-action), roller lever (stainless steel) |
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Aluminium | Adjustable roller lever | Terminal block | M20 | Bottom | 1 | 1 | No | Snap action | No | Limit switch, D4B, M20, 1NC/1NO (snap-action), adjustment roller lever |
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Aluminium | Adjustable rod lever | Terminal block | M20 | Bottom | 1 | 1 | No | Snap action | No | Limit switch, D4B, M20, 1NC/1NO (snap-action), adjustable rod lever |
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Aluminium | Plunger | Terminal block | M20 | Bottom | 1 | 1 | No | Snap action | Yes | Limit switch, D4B, M20, 1NC/1NO (snap-action), top plunger |
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Aluminium | Roller plunger | Terminal block | M20 | Bottom | 1 | 1 | No | Snap action | Yes | Limit switch, D4B, M20, 1NC/1NO (snap-action), top roller plunger |
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Aluminium | Roller lever | Resin roller | Terminal block | M20 | Bottom | 1 | 1 | No | Slow action | Yes | Safety Limit switch, D4B, M20, 1NC/1NO (slow-action), roller lever (resin) |
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Aluminium | Adjustable roller lever | Terminal block | M20 | Bottom | 1 | 1 | No | Slow action | No | Limit switch, D4B, M20, 1NC/1NO (slow-action), adjustable roller lever |
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Aluminium | Roller plunger | Terminal block | M20 | Bottom | 1 | 1 | No | Slow action | Yes | Safety Limit switch, top roller plunger, 1NC/1NO (slow-action), M20 conduit |
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Aluminium | Roller lever | Resin roller | Terminal block | M20 | Bottom | 0 | 2 | No | Slow action | Yes | Safety Limit switch, D4B, M20, DPDB 2-NC (slow-action), roller lever (resin) |
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Aluminium | Adjustable roller lever | Terminal block | M20 | Bottom | 0 | 2 | No | Slow action | No | Limit switch, D4B, M20, DPDB 2-NC (slow-action), adjustable roller lever |
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Aluminium | Adjustable rod lever | Terminal block | M20 | Bottom | 0 | 2 | No | Slow action | No | Limit switch, D4B, M20, DPDB 2-NC (slow-action), adjustable rod lever |
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Aluminium | Plunger | Terminal block | M20 | Bottom | 0 | 2 | No | Slow action | Yes | Safety Limit switch, D4B, M20, DPDB 2-NC (slow-action), top plunger |
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Aluminium | Roller plunger | Terminal block | M20 | Bottom | 0 | 2 | No | Slow action | Yes | Safety Limit switch, D4B, M20, DPDB 2-NC (slow-action), top roller plunger |
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