Bently Nevada|177230-01-01-RU|Loop-Powered Seismic Transmitter
Bently Nevada 177230-01-01-RU Seismic Transmitter
Description
The Bently Nevada 177230-01-01-RU is a loop-powered seismic transmitter that provides 4–20 mA velocity output and unbuffered acceleration voltage for vibration monitoring in industrial applications.
Features
- Direct integration with PLCs, DCS, and SCADA systems
- No field configuration or adjustments required
- Includes self-test and protected interface
- Supports multiple cable types
- Provides raw vibration signal for analysis
- Designed for hazardous areas with multiple approvals
Technical Specifications
-
Electrical
- Excitation: 12 to 30 Vdc (current limited to 40 mA)
- Settling time: <15 seconds within 2% of final value
- Output signal: 4–20 mA current loop (Pin A to Pin B)
- Sensitivity: 4 ±0.3 mA = 0.0 mm/s; 20 ±2 mA = full scale range
- Velocity ranges: 12.7, 25.4, or 50.8 mm/s (0.5, 1.0, or 2.0 in/s) ±10%
- Frequency response:
- 10 Hz to 1 kHz ±10% (RMS)
- 3 Hz to 1 kHz ±10% (peak)
-
Acceleration Output
- Signal: Unbuffered voltage (Pin C to Pin B)
- Sensitivity: 10.2 mV/m/s² (100 mV/g) ±20%
- Range: 147 m/s² (15 g) peak
- Frequency response: 2.5 Hz to 10 kHz ±10%
- Linearity: ±1% of full scale
- Output bias: 2.5 V ±0.1 V
-
Environmental
- Operating temperature: -40°C to +85°C (-40°F to +185°F)
- Storage temperature: -55°C to +100°C
- Humidity: 100% non-submerged
- Shock survivability: 9.810 m/s² (1000 g peak)
- Enclosure: Hermetically sealed
- Electrical isolation: >10⁸ ohms; breakdown voltage: 600 Vrms
-
Physical
- Dimensions: Ø25.4 mm (1 in) diameter, 66 mm (2.6 in) height
- Weight: 131 g (4.62 oz)
- Case material: 316L stainless steel
- Mounting: ¼-28 UNF stud (included); also supports M6 x 1, M8 x 1.25
- Mounting torque: 4–7 N·m
-
Compliance
- FCC Part 15 compliant
- EMC Directive 2014/30/EU
- RoHS Directive 2011/65/EU
- Hazardous area approvals: ATEX, IECEx, cNRTLus (Class I, II, III Div 1 & 2)
Bently Nevada|177230-01-01-RU|Loop-Powered Seismic Transmitter

Bently Nevada|177230-01-01-RU|Loop-Powered Seismic Transmitter
Bently Nevada 177230-01-01-RU Seismic Transmitter
Description
The Bently Nevada 177230-01-01-RU is a loop-powered seismic transmitter that provides 4–20 mA velocity output and unbuffered acceleration voltage for vibration monitoring in industrial applications.
Features
- Direct integration with PLCs, DCS, and SCADA systems
- No field configuration or adjustments required
- Includes self-test and protected interface
- Supports multiple cable types
- Provides raw vibration signal for analysis
- Designed for hazardous areas with multiple approvals
Technical Specifications
-
Electrical
- Excitation: 12 to 30 Vdc (current limited to 40 mA)
- Settling time: <15 seconds within 2% of final value
- Output signal: 4–20 mA current loop (Pin A to Pin B)
- Sensitivity: 4 ±0.3 mA = 0.0 mm/s; 20 ±2 mA = full scale range
- Velocity ranges: 12.7, 25.4, or 50.8 mm/s (0.5, 1.0, or 2.0 in/s) ±10%
- Frequency response:
- 10 Hz to 1 kHz ±10% (RMS)
- 3 Hz to 1 kHz ±10% (peak)
-
Acceleration Output
- Signal: Unbuffered voltage (Pin C to Pin B)
- Sensitivity: 10.2 mV/m/s² (100 mV/g) ±20%
- Range: 147 m/s² (15 g) peak
- Frequency response: 2.5 Hz to 10 kHz ±10%
- Linearity: ±1% of full scale
- Output bias: 2.5 V ±0.1 V
-
Environmental
- Operating temperature: -40°C to +85°C (-40°F to +185°F)
- Storage temperature: -55°C to +100°C
- Humidity: 100% non-submerged
- Shock survivability: 9.810 m/s² (1000 g peak)
- Enclosure: Hermetically sealed
- Electrical isolation: >10⁸ ohms; breakdown voltage: 600 Vrms
-
Physical
- Dimensions: Ø25.4 mm (1 in) diameter, 66 mm (2.6 in) height
- Weight: 131 g (4.62 oz)
- Case material: 316L stainless steel
- Mounting: ¼-28 UNF stud (included); also supports M6 x 1, M8 x 1.25
- Mounting torque: 4–7 N·m
-
Compliance
- FCC Part 15 compliant
- EMC Directive 2014/30/EU
- RoHS Directive 2011/65/EU
- Hazardous area approvals: ATEX, IECEx, cNRTLus (Class I, II, III Div 1 & 2)