Overview

The 177230 Seismic Transmitter is a simple, loop-powered device designed for easy installation and integration into your programmable logic controller (PLC) or control systems. It can be linked to a plant asset condition monitoring solution to enhance operational efficiency. With its straightforward design, it minimizes training, maintenance, and service costs. This transducer helps optimize maintenance planning, reduce unplanned downtime, and prevent catastrophic machinery failures.

• Loop-powered for quick setup
• Easily integrates with PLC or control systems
• Optimizes downtime management and maintenance scheduling
• Prevents unforeseen machinery failures
• Simple design that reduces training and maintenance requirements

Specifications

Electrical

• Excitation Voltage: 12 to 30 Vdc (current limited to 40 mA)
• Settling Time: Less than 15 seconds to within 2% of final value
• Mounted Resonant Frequency: Greater than 12 kHz
• Transverse Sensitivity: Less than 5% of sensitivity
• Sensing Element Type: Ceramic / Shear

Environmental Limits

• Operating Temperature: -40°C to +85°C (-40°F to +185°F)
• Electrical Isolation: Greater than 10^8 ohms
• Isolation Breakdown Voltage: 600 Vrms with less than 1 mA leakage current
• Shock Survivability: 9.810 m/s² (1.000 g peak), maximum drop test
• Sensor Seal: Hermetically sealed
• Relative Humidity: Up to 100% non-submerged
• Magnetic Field Sensitivity:
  • Less than 20 μm/s/gauss (790 μin/s/gauss) peak
  • Less than 14.7 mm/s²/gauss (150 μg/gauss) peak
  • Note: Based on 50 gauss, 50–60 Hz frequency range

Physical

• Weight: 131 g (4.62 oz) typical
• Diameter: 25.4 mm (1.00 in)
• Height: 66.0 mm (2.60 in)
• Case Material: 316L stainless steel
• Connector: 3-pin MIL-C-5015, 316L stainless steel
• Mounting Hole: ¼-28 UNF
• Mounting Threads:
  • M6 x 1 SI
  • M8 x 1.25 SI
  • ¼-28 UNF
• Mounting Torque: 4 to 7 N-m (35.4 to 62.0 in-lbf)