BH93420 IB Sumersible liquid level transmitter
Introduction of liquid level transmitter sensor:
The BH93420-I is a robust and dependable water level transmitter
that employs an HT series pressure and oil-filled sensor as its
signal measurement component. The sensor's sensing portion, which
is submerged in the liquid, is completely encased in stainless
steel, providing exceptional IP68 waterproof performance. Featuring
a junction box as a protective outlet, this transmitter is
user-friendly and easy to install in the field, making it suitable
for a wide array of liquid level measurement applications across
various industries, such as petrochemical, metallurgy, power,
pharmaceutical, water supply and drainage, and environmental
protection.
Product Features of liquid level transmitter sensor:
- Full stainless steel housing for suitability in diverse testing
environments.
- Immersion-type probe measurement for easy installation.
- Diverse output signal options to meet application requirements.
- Explosion-proof marking: ExiaIICT6, ensuring safe operation in
hazardous areas.
- High protection rating: IP68, providing robust waterproof
performance.
- PE or PU, PTFE cable options for enhanced durability and chemical
resistance.
Applications of liquid level transmitter sensor:.
1. Compatible with 316LSS,noncorrosive liquids.
2. Monitoring water levels in various applications such as sewage,
industrial and municipal water, water tanks, wells, rivers,
seawater, lakes, etc.
3. Measuring fuel levels in diesel and fuel tanks.
Performance Parameters of liquid level transmitter sensor |
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 |
Housing Material | 1Cr18Ni9Ti |
Diaphragm Material | 316L Stainless Steel |
Insulation Resistance | >=100MΩ@100VDC |
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 |
RS485 Communication Protocol |




- To ensure reliable operation, it is recommended that users install
lightning protection devices on-site.
- Proper grounding of the product and power supply is essential for
reliable performance.
- For applications with strong electromagnetic or radio frequency
interference, provide details to the company and indicate it in the
order.
Order Guide |
BH93420 | Code | Outline Construction |
| I | 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 | PE |
C2 | PU |




