Product Short Description
This module adopts integrated internal barrier circuits and internal termination wiring design, simultaneously collects resistance temperature detector (RTD) and thermocouple (TC) temperature signals from bearing housings, turbine cylinders, gearboxes and mechanical components. It completes professional signal conditioning, cold-junction compensation, filtering, linearization and transmission, and delivers high-precision temperature parameters to the internal monitor unit for real-time monitoring, over-temperature alarm judgment and machinery protection interlock control.
Description
Basic Identification Parameters
- Brand: Bently Nevada
- Part Number: 136711-01
- System Matching Model: 3500/60 Temperature Monitor
- Product Type: 6-Channel RTD/TC Analog I/O Module with Internal Barriers & Internal Terminations (Non-Isolated)
- Origin: United States
- Product Weight: 0.45 kg
- Factory Warranty Period: 12 months original factory warranty
- Overall Dimensions: 241.3 mm × 24.4 mm × 99.1 mm
- Mounting Mode: Standard 19-inch EIA industrial rack plug-in installation, installed in rear dedicated slots of 3500 system rack
- Protection Grade: IP20
- Certifications: CE, UL, CSA, ATEX/IECEx Hazardous Area Certification, API 670 Compliant
Electrical Specifications
- System Power Supply: 18–36 V DC, supplied by 3500 main rack power supply
- Total Power Consumption: 7 W nominal
- Input Channel Quantity: 6 independent temperature input channels
- Supported Sensor Types: Pt100 RTD, Type E/J/K/T/R/S Thermocouples
- Internal Barrier Protection: Built-in intrinsically safe internal barrier circuits for hazardous area applications
- Isolation Level: 250 Vdc channel-to-channel isolation; 500 Vdc system isolation
- Measurement Accuracy: ±0.2% Full Scale
- Built-in Function: Automatic thermocouple cold-junction temperature compensation
- Internal Output Signal: ±10 V DC analog signal transmitted to monitor processing unit
- Signal Response Time: ≤100 ms
- Wiring Mode: Built-in internal pluggable green screw termination terminals, no external termination module required
Measurement & Environmental Specifications
- RTD Measurement Range: -200 ℃ to +600 ℃
- Thermocouple Measurement Range: -200 ℃ to +1200 ℃ (varies by TC type)
- Signal Update Rate: 5 Hz per channel
- Operating Temperature Range: -30 ℃ to +65 ℃
- Storage Temperature Range: -55 ℃ to +85 ℃
- Operating Humidity: 0%–95% RH, non-condensing
- Shock Resistance: 15 g peak anti-vibration performance
- Electromagnetic Compatibility: Fully meets industrial EMC anti-interference standards, adapts to high EMI industrial sites
Core Functional Features
- 6-Channel Universal RTD/TC Temperature Acquisition
Six channels support mixed configuration of Pt100 RTD and multiple thermocouple types, realizing synchronous multi-point temperature monitoring of mechanical equipment.
- Integrated Internal Barrier Safety Design
Built-in intrinsically safe barrier circuits meet hazardous area installation requirements, effectively limit dangerous energy and protect field temperature sensors.
- Internal Termination Integrated Wiring
Built-in integrated wiring terminals eliminate external termination modules, simplify field wiring, reduce fault points and lower installation & maintenance costs.
- Automatic Cold-Junction Compensation Function
Professional built-in cold-junction compensation circuit ensures high-precision thermocouple temperature measurement without external compensation devices.
- High-Precision Linearization Processing
Built-in temperature signal linearization circuit automatically corrects non-linear characteristics of RTD and thermocouple sensors, maintains stable high measurement accuracy.
- Programmable Dual-Level Alarm Setpoints
Supports independent alert and danger over-temperature trip setpoint configuration for all channels via official 3500 rack configuration software, realizes automatic over-temperature protection interlock.
- Plug-in Hot-Swap Structure
Supports online plug and replacement without powering down the entire monitoring system, greatly reduces maintenance downtime.
- Complete Self-Diagnosis & Fail-Safe Logic
Built-in channel fault detection circuit automatically identifies sensor disconnection, signal loss and module fault; enters safe state immediately under abnormal conditions to avoid false alarms and misoperations.
Applicable Application Scenarios
- Power generation industry: Steam turbines, gas turbines, turbo-generator bearing housings, cylinder temperature monitoring, combined cycle power plants
- Petroleum & natural gas industry: Offshore platforms, natural gas pipeline compressor stations
- Petrochemical industry: Centrifugal compressors, process pumps, fans, chemical production equipment bearing temperature monitoring
- Chemical industry: Large high-speed compressors, reciprocating machinery, high-speed gearboxes
- Metallurgy, cement & mining industry: Rotary kilns, grinding mills, large fans, heavy rotating equipment
- Water conservancy & wastewater treatment: Large vertical pumps, circulating water pump units
- Marine industry: Ship propulsion machinery and auxiliary rotating power equipment
- Hazardous area industrial sites with ATEX/IECEx certification requirements
- OEM machinery manufacturing and industrial predictive maintenance condition monitoring systems
System Compatibility
- Fully compatible with Bently Nevada 3500 series full monitoring system: 3500/05 rack, 3500/15 power supply, 3500/20 system interface module, 3500/60 Temperature Monitor module
- Perfectly matches Pt100 RTD and standard industrial Type E/J/K/T/R/S thermocouple sensors
- Seamlessly connects to System 1 diagnostic analysis platform, PLC, DCS and SCADA control systems
- Compatible with official 3500 rack configuration software V3.3 and above versions
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