The Bently Nevada 177230-02-01-CN is a loop-powered velocity vibration transmitter for the 177230 series . Its core function is to convert mechanical vibration velocity on a machine's bearing housing or casing into a standard 4-20 mA signal, proportional to the vibration level for continuous monitoring and integration with control systems.
Item No :
177230-02-01-CNOrder(MOQ) :
1Payment :
EXWProduct Origin :
USAShipping Port :
Wuhan, Hubei, ChinaLead Time :
3-5 daysWeight :
0.55kgProduct Showroom
Bently Nevada 177230-02-01-CN
New and Original
More details
|
Country of origin |
USA |
|
Product condition |
New |
|
Warranty |
one year |
|
Payment Method |
T/T, Western Union |
|
Shipping Method |
DHL/FedEX/UPS/TNE/EMS |
Main Parameters
| Item | Specifications / Features |
|---|---|
| Product Type | Seismic Velocity Transmitter |
| Measurement Range | 0 to 50.8 mm/s (0 to 2.0 in/s) 0-pk |
| Frequency Response | 10 Hz to 1 kHz (±10%) (Option BB 01) |
| Output Signal (Main) | 4-20 mA current loop (proportional to velocity) |
| Dynamic Signal Output | Unbuffered acceleration voltage (from Pin C) |
| System Platform | PLC, DCS, SCADA, Bently Nevada monitoring systems |
| Power Supply | 12 to 30 V DC (loop-powered, current limited to 40 mA) |
| Operating Temperature | -40°C to +85°C |
| Housing Material | 316L stainless steel |
| Connector Type | 3-pin MIL-C-5015, 316L stainless steel |
| Mounting | Stud mount (M6×1, M8×1.25, ¼-28 UNF threads) |
| Certifications | CN (CSA compliant), CSA/NRTL/C, ATEX/IECEx |
Simple 4-20 mA Integration: The module's standout feature is its standard 4-20 mA loop-powered output, which allows for direct, simple integration with PLCs, DCS, and SCADA systems without the need for specialized vibration analyzers . This makes it ideal for non-critical machine protection and condition monitoring where a straightforward vibration reading is required.
High-Fidelity Dynamic Signal Output: In addition to the 4-20 mA signal, the transmitter provides an unbuffered dynamic acceleration signal (from Pin C). This raw signal enables advanced diagnostics and analysis, allowing users to view the actual vibration waveform for detailed troubleshooting .
Robust and Reliable Design: Housed in a 316L stainless steel case, the transmitter is designed for reliability in demanding industrial environments . It features a wide operating temperature range and is suitable for use in hazardous areas with certifications like ATEX/IECEx .
Configuration Options for Versatility: The 177230 series offers different measurement ranges and frequency responses. The "-02" in the model number indicates a range of 0 to 50.8 mm/s (0 to 2.0 in/s), making it suitable for high-vibration environments . The "-CN" variant is certified for use in multiple regions including China (NEPSI) and hazardous areas .
The 177230-02-01-CN is widely used for vibration monitoring in various industrial settings :
General Machinery Monitoring: Pumps, motors, fans, gearboxes, and compressors .
Crushers and Heavy Equipment: Used to protect expensive equipment like cone crushers in mining applications by detecting bearing wear through vibration trends .
Power Generation: Monitoring auxiliary equipment in power plants.
Q1: What is the primary function of the 177230-02-01-CN?
A: It is a vibration transmitter that provides a 4-20 mA output signal proportional to the velocity (0-2.0 in/s) of a machine's housing, enabling easy integration with PLC and DCS systems for continuous monitoring .
Q2: Does this transmitter provide a dynamic vibration signal?
A: Yes, it provides an unbuffered dynamic acceleration signal from Pin C. This signal can be used with analyzers for advanced diagnostics and troubleshooting .
Q3: What does the "-02" option signify in the model number?
A: The "-02" indicates the measurement range of 0 to 50.8 mm/s (0 to 2.0 in/s), which is suited for machines operating at higher vibration levels .
Q4: What is the significance of the "-CN" certification?
A: The "-CN" denotes a "Country Specific" approval, indicating this model is compliant with standards like CSA/NRTL/C and has certifications such as ATEX/IECEx for hazardous area installation .
Q5: What are the pin assignments for the 3-pin connector?
A: The pin connections are: Pin A: 4-20 mA Positive Loop; Pin B: 4-20 mA Loop Return and common for dynamic signal; Pin C: Dynamic Signal (unbuffered, referenced to Pin B) .
Q6: What is the recommended mounting method and torque?
A: The transmitter is designed for stud mounting. The recommended mounting torque is 4 to 7 N-m (35.4 to 62.0 in-lbf) .
Q7: What is the expected settling time after power-up?
A: The output settles to within 2% of its final value in under 15 seconds .
The 177230-02-01-CN is one of several configuration options available in the 177230 series. The table below provides a comparison of key variants based on available data:
| Product/Model | Measurement Range | Frequency Response | Key Features / Certifications |
|---|---|---|---|
| 177230-01-01-05 | 0-25.4 mm/s (0-1.0 in/s) | Not specified | Common variant, available through distributors . |
| 177230-02-01-CN | 0-50.8 mm/s (0-2.0 in/s) | 10 Hz to 1 kHz (±10%) | Higher range, CN hazardous area approvals . |
| 177230-00-01-CN | 0-12.7 mm/s (0-0.5 in/s) | Not specified | Lower range option for low-vibration applications . |
| 177230-01-01-CN | 0-25.4 mm/s (0-1.0 in/s) | Not specified | Standard range with hazardous area approvals . |
For high-vibration applications: The 177230-02-01-CN is recommended if your machinery operates with vibration levels up to 2.0 in/s, such as crushers or heavy-duty compressors .
For standard machinery: The 177230-01-01-CN (range 0-25.4 mm/s) is suitable for general industrial machines like motors, fans, and pumps .
For hazardous locations: Choose the -CN variant to ensure compliance with ATEX/IECEx standards for safe installation in explosive atmospheres .
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