1. General Information

• Manufacturer: Bently Nevada (Baker Hughes)

• Model Number: 3500/60

• Main Board Part Number: 163179-01

• Rear I/O Board: 163185-01 (External Termination Board)

• Product Name: Six-Channel Temperature Monitor Module

• Series: 3500 Machinery Protection System

• Module Type: Full-height universal temperature monitoring main board

• Application: Multi-point temperature monitoring for bearing metal temperature, winding temperature, lubricating oil temperature and pipeline medium temperature; widely used in steam turbine, generator, blower and auxiliary rotating equipment.

• Installation Rule: Any full-height slot inside 3500 rack

• Compliance: API 670

2. Functional Description

• Channel Configuration: 6 independent universal temperature input channels

• Supported Sensor: RTD (PT100/PT1000) & Thermocouple (TC)

• Monitoring Parameter: Bearing temperature, winding temperature, oil temperature, ambient temperature

• Alarm Logic: Independent Alert & Danger programmable temperature setpoints

• Signal Processing: Low noise amplification & cold junction compensation for thermocouple

3. Electrical Specifications

• Backplane Power: +5 VDC from rack backplane

• Power Consumption: 7.5 W typical

• Measurement Accuracy: ±0.5 °C (RTD), ±1.0 °C (TC)

• Update Rate: 1 second per channel

• Signal Type: Resistance signal / Millivolt thermoelectric signal

• Isolation Voltage: 1500 VAC channel-to-system isolation

4. Environmental Specifications

• Operating Temperature: -30 °C ~ +65 °C (-22 °F ~ +149 °F)

• Storage Temperature: -40 °C ~ +85 °C (-40 °F ~ +185 °F)

• Relative Humidity: 5% ~ 95% (Non-condensing)

• Anti-vibration: Compliant with API 670 industrial vibration standard

5. Mechanical Specifications

• Structure: Full-height single slot temperature module

• Dimensions (H × W × D): 241.3 × 24.4 × 241.8 mm

• Weight: Approximately 0.68 kg

• Mounting: Hot-swap capable, external rear board wiring design

6. Compatible Devices

• Matching Rear Board: 163185-01 (Exclusive external temperature terminal board)

• Applicable Sensor: PT100 RTD, K/T/J type Thermocouple

• Rack Chassis: All standard 3500 series racks

7. Key Features

• 6-channel high-density temperature acquisition for multi-point monitoring

• Dual sensor compatibility for both RTD and thermocouple

• Built-in cold junction compensation to improve TC measurement accuracy

• Anti-interference circuit suitable for power plant strong electromagnetic field

• Independent alarm threshold to avoid equipment over-temperature damage

8. Critical Difference (Most Important)

• 3500/60: Temperature card, NO analog recorder output, standard economical version.

• 3500/61: Temperature card, 6-channel 4-20mA recorder output, enhanced version.