Sensing, Conditioning & Transmitters
High-accuracy field transmitters for cleanrooms, bioprocess vessels, and critical utility pipelines, featuring galvanic isolation and USB/HART field tuning.
Available Instruments & Systems
Showing 11 models engineered for high-reliability process environments.

NP785 Ultra-Low Differential Pressure Transmitter
Ultra-low differential pressure transmitter with bi-directional sensing from ±50 Pa to ±68 mbar, dual 4-20mA/0-10V output, RS485 Modbus RTU, and temperature compensation for cleanroom cascade control.

RHT Climate High-Accuracy Relative Humidity & Temperature Transmitter
Precision industrial relative humidity and temperature transmitter featuring ±1.8% RH accuracy, dual 4-20mA / 0-10V outputs, RS485 Modbus RTU, backlit LCD, and psychrometric calculations.

RHT Air Wireless Humidity & Temperature Transmitter
Industrial wireless humidity and temperature transmitter operating up to 500 meters independently from corporate IT infrastructure with replaceable long-life battery.

TxBlock-USB Head-Mounted Universal Temperature Transmitter
High-accuracy loop-powered head-mounted temperature transmitter accepting thermocouples, Pt100, Pt1000, NTC, and mV with direct micro-USB configuration.

TxIsoBlock-HRT Isolated Head-Mounted HART Temperature Transmitter
HART-certified isolated head-mounted temperature transmitter with 1.5 kVrms electrical isolation, universal sensor inputs, and remote loop calibration.

TxIsoRail-HRT Isolated DIN-Rail HART Temperature Transmitter
DIN rail mounted isolated HART temperature transmitter with 1.5 kVrms galvanic surge protection, universal inputs, and full HART handheld compatibility.

TxMini M12 Compact In-Line Temperature Transmitters
Ultra-compact in-line Pt100 temperature transmitters with industrial M12 connectors, available with 4-20mA analog or RS485 Modbus RTU digital outputs.

NP640 Industrial Pressure Transmitter (3:1 Rangeability)
Industrial pressure transmitter with 316 stainless steel wetted parts, 3:1 transmission turndown rangeability, 0.25% FS accuracy, and USB software zero/span tuning.

LoopView 4-20 mA Loop-Powered Process Indicator
Compact 4-digit LED loop-powered indicator that sandwiches directly onto DIN 43650 pressure and temperature transmitter connectors without requiring external power.

TL400 Non-Intrusive Laser Level & Volume Sensor
Advanced non-intrusive laser level and volume sensor with ±3 mm accuracy, up to 4 meters range, Bluetooth app configuration, and IP68 waterproof rating.

WL420 Submersible Hydrostatic Level Transmitter
Submersible hydrostatic level transmitter with 316L stainless steel diaphragm, vented polyurethane cable, IP68 protection, and measurement ranges up to 100 mH2O.
Full cGMP & 21 CFR Part 11 Documentation Packages Available
Every instrument supplied by SR Biotech can be paired with factory calibration certificates (ISO/IEC 17025 accredited), IQ/OQ execution protocols, and validation documentation for pharmaceutical audits.
