Pressure Switch | 0-150MPa | Ex d IIC T6 | MEMS Silicon Strain | 3x Overload
This pressure switch adopts advanced metal strain and MEMS silicon strain technology with a unique pressure-resistant structure for excellent overload capacity (3x full scale). Its multi-layer stress isolation design minimizes installation stress effects on measurement accuracy. The sensor and connector feature an all-welded structure with no sealing parts, eliminating leakage risks. Built with high-power optocoupler and static relay inside, it offers long service life and excellent EMC performance. Available in gauge pressure types with ranges from 0-0.6MPa to 0-150MPa, dual or single output, and Ex d IIC T6 explosion-proof rating.
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Product Features
- Advanced metal strain gauge and MEMS silicon strain technology
- Unique pressure-resistant structural design with excellent overload capability
- Multiple stress-isolation structures effectively reduce the impact of installation stress on measurement accuracy
- Core components undergo cyclic high/low temperature aging and pressure impact tests for stability and reliability
- Sensor and connector feature a fully welded structure – no seals, no leakage risk
- Built with high-power optocouplers and static relays for long service life
- Excellent EMC design with strong anti-interference capability
- High protection rating, suitable for various harsh working conditions
- Multiple accessories available, supporting customized configurations
Technical Specifications
| Technical Specifications | parameter value | Technical Specifications | parameter value |
| Pressure type | Gauge pressure | Storage temperature | -40 ~ 85°C |
| Range | Dual-point type: 0 ~ 0.6MPa to 0 ~ 150MPa | Relative humidity | ≤95% (at 40°C) |
| Single-point type: 0 ~ -0.1MPa to 0 ~ 150MPa | Rise time | 5ms to reach 90% FS | |
| Overload pressure | 3 times full scale (higher overload available on request) | Zero/span adjustment | Optional function |
| Output signal | Dual-point type, single-point type | Explosion-proof rating | Flameproof d II CT6 |
| Supply voltage | Dual-point type: 15 ~ 37 VDC | Pressure connection | M20×1.5, G1/2, G1/4, 1/2 NPT, 1/4 NPT, etc. (other specifications available on request) |
| Single-point type: 19 ~ 37 VDC | Electrical connection | PG7 waterproof cable gland, M12×1 aviation plug, Hirschmann DIN connector, PACK waterproof connector, etc. (special electrical connections available on request) | |
| Medium temperature | -30 ~ 85℃(high-temperature version available for high-temperature media on request) | Ambient temperature | -40 ~ 85℃ |
FAQ
We are a manufacturer with our own factory and independent R&D team. Our pressure switches are designed and produced in-house.
Yes, we support customized pressure ranges (0-0.6MPa to 0-150MPa), output types (dual or single), pressure ports, and electrical connections.
The pressure switch offers 3x full scale overload capacity, with higher overload requirements customizable.
It features Ex d IIC T6 certification, suitable for hazardous gas environments.
The response time is 5ms to 90% FS, with selectable accuracy of 1.0, 0.5, 0.25, or 0.1 class.
It is widely used in hydraulic systems, pneumatic systems, and industrial process control requiring reliable pressure monitoring.
