4-20mA 316L Stainless Steel IP68 Liquid Level Transmitter Pressure Sensor for Water and Oil
Product Details
| Model NO.: | BH93420-I | Pressure Range: | Gauge Pressure, Absolute Pressure |
|---|---|---|---|
| Accuracy Grade: | 0.25%,0.5% | IP Rating: | IP68 |
| Net Weight: | 0.3kg | Diaphragm Material: | 316L Stainless Steel |
| Cable Material: | PE, PU, PTFE | Measurement Range: | 0-1m~200m |
| Overload Capacity: | ≤ 2X Rated Range | Operating Temperature: | -20~80ºC |
| Storage Temperature: | -30~100ºC | Housing Material: | 1Cr18Ni9Ti, 316L Stainless Steel |
| Insulation Resistance: | >=100MΩ@100VDC | Explosion-proof Rating: | ExiaIICT6 |
| Output Signal: | 4~20mA, 0~10/20mA, 0/1~5V, 0/1~10V, 0.5~4.5V | ||
| Highlight |
4-20mA Liquid Level Transmitter,316L Stainless Steel Pressure Sensor,IP68 Level Transmitter |
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Product Description



- Fully welded design for maximum safety and reliability
- Dual installation options: probe insertion and threaded mounting
- Rigorously tested for high and low temperature performance
- Explosion-proof certification: ExiaIICT6
- Multiple cable options: PTFT, PU, PE
- Various output signal configurations available
- Compatible with 316L stainless steel and non-corrosive liquids
- Water level monitoring for sewage, industrial water, municipal water systems, tanks, wells, rivers, seawater, and lakes
- Fuel level measurement in diesel and fuel storage tanks
| Measurement Range | 0~10m…400m |
| Pressure Type | Gauge Pressure, Absolute Pressure, Sealed Pressure |
| Overload | ≤ 2X rated range |
| Accuracy @ 25ºC | ±0.25% (Typ.) ±0.5% (Max.) |
| Repeatability | ±0.03% (Typ.) ±0.05%FS (Max.) |
| Hysteresis | ±0.03% (Typ.) ±0.05%FS (Max.) |
| Long-Term Stability | ±0.2%F.S/year (Max.) |
| Zero Temperature Drift | ±0.01%FS/ºC(>100KPa), ±0.02%FS/ºC (≤100Kpa) |
| Span Temperature Drift | ±0.01%FS/ºC(>100KPa), ±0.02%FS/ºC (≤100Kpa) |
| Compensation Temperature | 0-50ºC (0-1m . 0-2m ); 0-70ºC |
| Operating Temperature | -20~80ºC |
| Storage Temperature | -30~100ºC |
| Vibration | 10g,55Hz ~ 2kHz |
| Shock | 100g |
| Housing Material | 1Cr18Ni9Ti,316L Stainless Steel |
| Diaphragm Material | 316L Stainless Steel |
| Insulation Resistance | >=100MΩ@100VDC |
| Explosion-proof Rating | ExiaIICT6 |
| Protection Rating | IP67, IP68 |
| O-Ring Seal | Fluoro rubber |
| Weight | ~0.3Kg (without cable) |
| Cable Material | Polyethylene, Polyurethane |
| Output Signal | Supply Voltage | Output Type |
|---|---|---|
| 4~20mA | 12~30VDC | 2/3/4 wire |
| 0~10/20mA | 3 wire | |
| 0/1~5V 0/1~10V 0.5~4.5V | 5VDC |






- Verify measured medium compatibility with product components
- Specify the density of the measured medium
- For strong electromagnetic or radio frequency interference environments, provide details during ordering
- Install lightning protection devices and ensure proper grounding for reliable operation
| BH93420 | Code | Outline Construction | |
| IT | Pressure Transmitter | ||
| Measurement Range | 0~10m…400m | ||
| Code | Power Supply | ||
| D1 | 24VDC | ||
| D2 | 5VDC | ||
| D3 | Other | ||
| Code | Output Signal | ||
| S1 | 4~20mADC | S5 | 0~20mADC |
| S2 | 1~5VDC | S6 | 0~10VDC |
| S3 | 0~5VDC | S7 | 0.5~4.5VDC |
| S4 | 0~10mADC | S8 | RS485 |
| Code | Pressure Type | ||
| G | Gauge Pressure | ||
| A | Absolute Pressure | ||
| S | Sealed Reference Pressure | ||
| Code | Material | ||
| 01 | 304 Stainless Steel | ||
| 02 | 316L Stainless Steel | ||
| Code | Cable Material | ||
| C1 | PU | ||
| C2 | PTFE |
- Q: What are the features of your pressure sensor transmitters?
A: High precision, durability, and excellent performance. Customization available. - Q: Can I customize special specifications?
A: Yes, our engineers can tailor products to meet specific needs. We provide OEM and ODM services. - Q: What is your production capacity?
A: Our manufacturing facilities can produce up to 30,000 pressure sensor transmitters per month. Contact our sales team in advance for large-scale orders. - Q: What's the typical delivery period?
A: 5-8 working days for standard models. Customized products may vary. - Q: How are the products priced? Any discounts?
A: Competitive pricing with discounts for bulk orders or long-term partners. - Q: What is the warranty of your products? And after-sales service?
A: 24-month warranty after shipment. Our after-sales team responds within 24 hours with remote PC network support available.







Product Highlights
IP68-rated 4-20mA liquid level transmitter with 316L stainless steel probe. High accuracy (0.25%-0.5%), explosion-proof (ExiaIICT6), and fully customizable for water/oil level monitoring in harsh industrial environments.
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