The PR9376/010-011 is a speed sensor manufactured by Emerson and belongs to the PR9376 family. This sensor has the following features:
High resolution: Perfect waveform output even at low speeds, ensuring the accuracy of measurement results.
Wide measuring range: Measuring range from 0 to 20kHz, suitable for different speed measurement needs.
Stable supply voltage range: The sensor is powered from 8 to 31.2Vdc, ensuring normal operation under a variety of voltage conditions.
Wide operating temperature range: suitable for -30 ° C to +100 ° C temperature range, enabling stable operation in a variety of environments.
Non-contact measurement: It has the characteristics of small size and high reliability, and is suitable for measuring the speed of rotating machinery, such as steam engine, gas engine, hydraulic turbine, compressor, fan, centrifuge and other turbo-machinery
Protection Class: Eex ib IIC T6/T4, with higher water protection class IP 55 or IP 65, suitable for industrial applications
Easy installation: Robust housing design for use in industrial environments and easy installation.
Dynamic performance: Sensitivity of 2 volts/mm (50.8 mV/ mil), long-term drift of less than 0.3%, static range of 4 mm (0.157 in)
The sensor is part of the MMS 6000 and MMS 3000 rotating machinery monitoring and protection systems for a wide range of industrial measurement applications, including but not limited to steam turbines, gas turbines, water turbines, compressors, pumps and fans

MMS6823 is a rotating machinery vibration monitoring data acquisition and communication module produced by EPRO. It has a variety of functions and is suitable for real-time acquisition and analysis of rotating machinery vibration data. Here are some of the key features and parameters of the module:
Measurement channels: 4 channels, enabling simultaneous monitoring of multiple parameters.
Measurement range: Acceleration 0.005-100g, velocity 0.01-100mm /s, displacement 0.001-10mm.
Sampling frequency: up to 25.6 kHz to ensure high precision data acquisition.
Accuracy: ±2%, to ensure the accuracy of monitoring data.
Storage capacity: 8 GB, providing ample data storage space.
Communication interface: Support Ethernet and RS-485, easy to communicate with a variety of systems.
Operating temperature: -20 °C to 70 °C, suitable for various industrial environments.
Protection grade: IP65, with good dustproof and waterproof performance.
Size and weight: 160 mm x 110 mm x 60 mm, weight is 1 kg
The MMS6823 accesses the connected MMS6000 through the RS485 bus, converts the received data to MODBUS or TCP/IP, and outputs the data through the RJ45 interface. It can also configure the connected MMS6000 modules
In addition, the MMS6823 has electrical isolation, continuous self-test and linear correction capabilities to more accurately reflect the operating state of the rotating machinery
The module uses a standard 19 “frame module with 8 RS485 input and data output modes, including MODBUS RTU/ASCII and Ethernet TCP/IP
MMS6823 module is widely used in pump, fan, compressor, bearing, motor, gear box and other rotating machinery vibration monitoring, suitable for petrochemical, electric power, steel, paper, water conservancy, railway and other fields