
803 Submersible Level Transmitter
Hydrostatic submersible level transmitter
304 stainless steel housing with 316L diaphragm
IP68 waterproof design for long-term immersion
Stable 4–20mA output, optional RS485 communication
High-precision diffused silicon sensing element
Double-shielded vented cable for anti-interference performance
Custom measuring range and cable length available
803S version with integrated digital display
Suitable for tanks, wells, reservoirs, sewage, and industrial liquid level monitoring

Application

Water Tanks & Storage Reservoirs

Groundwater & Deep Well Monitoring

Municipal Water Supply & Wastewater Treatment

Industrial Process & Fire Water Tanks

Agricultural Irrigation & General Liquid Measurement
Description

The 803 / 803S Submersible Level Transmitter is a high-precision hydrostatic level measurement device designed for continuous liquid level monitoring in water tanks, reservoirs, wells, sewage systems, and industrial process applications. It uses a high-performance diffused silicon pressure sensing element to accurately convert liquid pressure changes into stable electrical signals. With a rugged stainless steel structure, the transmitter delivers reliable performance even in demanding industrial environments.
Featuring a 304 stainless steel housing, 316L stainless steel diaphragm, IP68 waterproof protection, and double-shielded vented cable, the 803 series provides excellent durability, long-term stability, and strong interference resistance. The optimized pressure inlet design helps prevent clogging and minimize pressure impact, ensuring accurate measurement. The 803 model offers standard analog signal output compatible with PLC, DCS, and control systems, while the 803S model integrates a local digital display for direct on-site level monitoring, simplifying operation and maintenance.
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