Dual-channel design, capable of independently measuring the speed and keyphase pulse of two shafts.
Supports the monitoring of rotational direction, speed difference between two shafts, and zero speed detection.
Compatible with a wide range of sensors, including vortex sensors and Hall elements.
Redundant power input and electrical isolation for increased reliability and safety.
RS232/485 ports for field configuration and communication.
Built-in sensor self-test and password-protected operation levels for added security.
–Functions:
Measures and monitors the rotational speed and keyphase pulse of rotating machinery, such as steam turbines, gas turbines, water turbines, compressors, fans, and centrifuges.
Parameters and specifications
Number of channels: Dual channels.
Measured variables include vibration velocity (SO-P; SP-P) and elongation (SO-P; SP-P).
Frequency range: 5/10… 1000Hz, according to DIN 45670.
Power supply voltage: +24 VDC redundancy.
Output type: includes VRMS (Veff) root mean square value vibration velocity and Sop (Zero peak) vibration displacement.
Design standards: meet common international standards, such as API670, VDI2056, VDI2059.
Size and weight
Weight: About 0.1kg.
Parameters and specifications
Measurement principle: May include eddy current sensors and vibration sensors, as well as intermediate frequency differential transformer-type displacement sensors.
Number of channels: Dual channels.
Voltage: 24V DC redundancy.
Current: May support 100-400A
1. Parameters
Input: Turbine Sensor PR6422/… ~ PR6426/…
Output: The AC voltage signal superimposed on the DC voltage is proportional to the shaft vibration
Output voltage linear range: -4… -20V (supply voltage is -24V); Wide range: -1… -22V; Specific output: -12V (symmetrical measurement range at both ends)
Internal resistance: 100kΩ
Response time: 15
Accuracy: The linear error depends on the connected sensor model, for example, the connected sensor PR6422 ≤1.5%, PR6423 ≤1.0% ≤2%, PR6424 ≤1.5% ≤2%, PR6425 ≤6.0%
Temperature drift: zero 200mV/100K; Sensitivity <2%/100K
Time drift: greater than 0.3%
Error of supply voltage: <0.2%/V
Parameters and specifications
Model: PR6423/003-030
Voltage: May vary depending on the application environment, with a voltage range of -5V to +15V dc (when matched with the PR926X series sensors) and 24V (in specific installation specifications) mentioned.
Current: The module provides a 0 for each sensor. 8mA lifting coil current.
Size and weight
Size: Probe length is 55mm.
series
The PR6423 series is a kind of eddy current sensor produced by EPRO in Germany, which is widely used in various industrial fields and laboratories.
Parameters and specifications
Voltage: Usually 24V (although specific parameters may vary from application to application or product batch).
Current: 100-400A (This information may not be consistent with the actual operating current of the sensor, because the sensor usually does not handle such a large current, which may be a misrepresentation in the product list or a parameter for a specific application scenario).
Size and weight
Probe length: 55mm.
specification
Accuracy: The linear error depends on the type of sensor connected, such as ≤1.5% when connected to the sensor PR6422, ≤6.0% when connected to the sensor PR6425.
Response time: 15 (unspecified, possibly milliseconds).
Temperature drift: zero 200mV/100K; Sensitivity <2%/100K.
Time drift: 0.3% Max.
Error of supply voltage: <0.2%/V.
Size and weight
Size: A search result mentions a size of 23cm
Weight: Some search results mention a weight of 0.2kg
Parameters and specifications
Model: PR6423/003-030
Brand: Emerson EPRO (There is also information that the manufacturer may be German EPRO)
Uses: Sensors, especially vibration sensors, used to measure the vibration of machinery
Installation: Simple
Sensitivity: High
Structure: Strong
Operating temperature: up to 200°C
Measuring frequency range: 10… 1000Hz and 4… 1000Hz
Probe length: 55mm (for PR6423/003-030)
Measurement range: May vary according to the specific model, but is usually used to measure displacement or vibration, such as axial and radial axis displacement, shaft eccentricity, shaft vibration, etc.
Measurement accuracy: related to the connected preprocessor CON021, the exact accuracy may vary depending on the sensor model and measurement conditions.
Output signal: A voltage signal is usually provided that is proportional to the measured physical quantity.
CON021 preprocessor
Protection level: IP20.
Output voltage: linear range -4V to -20V (supply voltage is -24V), maximum range -1V to -22V, specific output voltages (e.g. -12V) may be used for measurement ranges with symmetrical ends.
Parameters and specifications
Voltage: 24V
Current: Support 100-400A current range
Output frequency: 350kHz (may be the parameter of the device or module used with PR6423/003-030-CN, such as the preprocessor CON021, etc.)
Operating environment: normal temperature and pressure
Applicable temperature: -35℃-+380℃ (may refer to the operating temperature range of the sensor)
Size and weight
Size: Specific size information is not given directly in the search results. However, the measurement range and thread size of the sensor are mentioned, such as the measurement range of 1mm to 20mm, and the thread size is Phi 6mm, Phi 10mm and Phi 18mm (metric or imperial). These may be related to the physical size of the sensor, but do not directly refer to the overall size of the PR6423/003-030-CN.
Weight: 2KG (may refer to the weight of a single module or sensor); But some say it’s 1KG. The exact weight may vary from batch to batch or configuration.
argument
Input: for eddy current sensor PR642./… Series plus preprocessor CONOX1. Input voltage range is -1… -22 V dc.
Output: The AC voltage signal superimposed on the DC voltage is proportional to the shaft vibration. The linear range of the output voltage is -4… Within -20V (supply voltage is -24V), a large range can reach -1… -22V. The module also provides two current outputs representing characteristic values (can be set to 0… 20mA or 4… 20mA) and two way 0… 10 V dc voltage output.
Accuracy: When connecting different types of sensors, the linear error is different, such as connecting the sensor PR6422 ≤1.5%, connecting the sensor PR6425 ≤6.0%.
Response time: 15ms.
specification
Series: MMS6220 is a model in the EPRO MMS6000 series, which also includes MMS6110, MMS6120, MMS6140 and other models.
Size: The exact size may vary by manufacturer and version, but typically such devices are small and easy to install. For example, some sources mention that the MMS6220 measures 3.1×19.1×12.8cm, but please note that this is not an official figure and refer to the product manual or the information provided by the manufacturer for the actual size.
Weight: Depending on the source, the weight varies, but is generally between 0.2kg and 0.5kg.
