Bently Nevada 133819-01 RTD/TC I/O Module 3500 Series

Description

Product Overview

• Bently Nevada 133819-01 is a non-isolated RTD/TC I/O module for the 3500 Series.
• It reads temperature signals from RTDs and thermocouples for machine monitoring.
• It supports easy wiring with internal terminations.
• It suits high demand sites with fast alarm logic and stable outputs.

MECE Structured Specifications

• • Electrical
  • → Signal Inputs: 1 to 6 RTD or TC
  • → Input Impedance: 10 MΩ per lead
  • → Power Draw: 7 W nominal
  • → Output Loop: 4 to 20 mA recorder signal
  • → RTD Current: 925 ±15 µA at 25°C
• • Transducers
  • → Thermocouples: E (-100 to +1000°C), J (-18 to +760°C), K (-18 to +1370°C), T (-160 to +400°C)
  • → RTDs: 100Ω Pt 0.00385 (-200 to +850°C), 100Ω Pt 0.00392 (-200 to +700°C)
  • → 120Ω Nickel (-80 to +260°C), 10Ω Copper (-100 to +260°C)
• • Signal Performance
  • → Resolution: 1°C or 1°F
  • → Accuracy: ±3°C internal termination at 25°C
  • → Accuracy: ±1°C standard rack termination at 25°C
  • → Alarm Set Range: 0 to 100% full scale
  • → Alarm Delay: 1 to 60 seconds for Alert and Danger
• • Indicators
  • → OK LED: normal state
  • → TX/RX LED: communication active
  • → Bypass LED: bypass mode engaged
• • Environmental
  • → Operating: -30 to +65°C
  • → Storage: -40 to +85°C
  • → Humidity: plant-grade resistance
• • Physical
  • → Size: 241.3 x 24.4 x 163.1 mm
  • → Weight: 0.46 kg (1.01 lb)
• • Compliance
  • → CSA/NRTL/C Class I, Zone 2; Class I, Div 2 Groups A-D
  • → ATEX/IECEx II 3(1) G

Added Technical Value

• Fast temperature capture for rotating assets
• Stable readings in vibration and electrical noise
• Small form factor saves rack space
• Clear status LEDs reduce debug time
• Recorder output supports plant historians

Warranty & Shipping

• Warranty: 12 months standard coverage
• Courier: FedEx, UPS, DHL global dispatch
• Packaged for export with moisture barrier wrapping

Typical Use Cases

• Turbine and compressor temperature capture
• Oil and gas bearing temperature checks
• Power plant heat path monitoring
• Refinery process skid instrumentation
• Machine protection temperature channels

FAQ

• How many sensors can the module read?
  Up to six temperature points per module.
• What cable type works best?
  Shielded twisted pair improves noise resistance.
• Do I need external termination?
  Internal terminations allow direct landing if preferred.
• What causes alarm drift?
  Incorrect sensor type settings or loose terminations.
• How do I reduce signal noise?
  Ground shield at one end and avoid motor cable runs.

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