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The 177230-01-01-05 Seismic Transmitter from Bently Nevada delivers reliable vibration monitoring in critical industrial environments. This loop-powered device integrates smoothly with PLC, DCS, or SCADA systems, helping reduce downtime and prevent costly failures.

Design and Installation

The 177230 Seismic Transmitter supports fast installation with no field configuration required. Its rugged 316L stainless steel case and compact dimensions make it ideal for harsh industrial applications.

Data Accuracy and Output

The transmitter provides repeatable data through a 4–20 mA current loop velocity output. Users can verify performance with raw vibration signals, while the acceleration output offers additional monitoring flexibility.

Robust Performance

The module includes a self-test function, protected interfaces, and multiple cable options. It withstands extreme temperatures and high shock levels, ensuring continuous operation in demanding conditions.

Technical Specifications

Electrical

• Excitation Voltage: 12 to 30 VDC (limited to 40 mA)
• Settling Time: < 15 seconds to 2% final value
• Sensing Element: Ceramic / Shear

Outputs

• Velocity Output:
  • 01: 10 Hz to 1 kHz ±10%
  • 02: 3 Hz to 1 kHz ±10%
  • 00: 0–12.7 mm/s (0.5 in/s) ±10%
  • 01: 0–25.4 mm/s (1.0 in/s) ±10%
  • 02: 0–50.8 mm/s (2.0 in/s) ±10%
  • Signal: 4–20 mA Current Loop
  • Full Scale Range Options:
  • Frequency Response:
• Acceleration Output:
  • Output: Unbuffered Voltage from Pin C to Pin B
  • Sensitivity: 10.2 mV/m/s² (100 mV/g) ±20%
  • Frequency Response: 2.5 Hz to 10 kHz ±10%

Environmental Limits

• Operating Temperature: -40°C to +85°C (-40°F to +185°F)
• Electrical Isolation: > 10^8 ohms
• Shock Survivability: 9.81 m/s² (1,000 g peak)

Physical Characteristics

• Weight: 131 g (4.62 oz)
• Dimensions: Diameter 25.4 mm (1.00 in), Height 66.0 mm (2.60 in)
• Case Material: 316L Stainless Steel
• Mounting Torque: 4–7 N·m (35.4–62.0 in-lbf)

Ordering Information for 177230-01-01-05

• Model Number: 177230-AA-BB-CC
• A: Measurement Range
  • 01: 0–25.4 mm/s (0–1.0 in/s)
• B: Frequency Response
  • 01: 10 Hz to 1 kHz RMS
• C: Approvals
  • 05: CSA/NRTL/C, ATEX/IECEx Approvals

Details