NG # 04016-HW-KELLER-038
The KELLER Series 4L is an ultra-miniature, piezoresistive OEM pressure transducer capsule. Designed specifically for applications with extreme spatial constraints, it packs KELLER’s chip-in-oil sensor architecture into a housing measuring just $\varnothing 11\text{ mm} \times 5.2\text{ mm}$.
Stock
Custom Pricing
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Stock
Custom Pricing
Get A Quote| Parameter | Specification |
| Pressure Ranges | $0\text{--}10\text{ bar}$ up to $0\text{--}200\text{ bar}$ |
| Pressure Reference | Sealed Gauge (PA) / Absolute (PAA) |
| Accuracy / Linearity | $\pm 0.50\%\ \text{FS}$ typical (BFSL, including hysteresis and repeatability) |
| Long-Term Stability | $\le \pm 0.50\%\ \text{FS / year}$ under reference conditions |
| Bridge Resistance | $3.5\text{ k}\Omega \pm 20\%$ at $20^\circ\text{C}$ |
| Excitation / Supply | $1.0\text{ mA}$ nominal constant current ($3.0\text{ mA}$ max) |
| Uncompensated Output | $\sim 160\text{ mV}$ full-span output at $1\text{ mA}$ excitation |
| Operating Temperature | $-20^\circ\text{C}$ to $+85^\circ\text{C}$ |
| Compensated Temp. Range | $0^\circ\text{C}$ to $+50^\circ\text{C}$ |
| Dimensions & Weight | $\varnothing 11.0\text{ mm} \times 5.2\text{ mm}$ | Weight: $$\approx 2\text{ g$ |
| Housing / Diaphragm Material | Stainless Steel AISI 316L (standard) / Optional Hastelloy C-276 or Gold-plated |
| Electrical Connection | Gold-plated pins ($\varnothing 0.45\text{ mm}$) or AWG28 silicone wire leads |
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