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- Bently Nevada
- 3500/62 136491-01
- Process Variable Monitor I/O module
- USA
- 241.3 mm (L) × 24.4 mm (W) × 99.1 mm (H)
- 0.46kg
- Xiamen, China
- New & In Stock
- T/T, PayPal, Western Union
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1. Product Overview
Model: 3500/62 136491-01
Brand: Bently Nevada
Series: 3500 Series – Process Variable Monitor Module
The 3500/62 136491-01 is a Process Variable Monitor I/O module designed to interface with the Bently Nevada 3500 Series machinery protection system. It accepts standard analog input signals from various process sensors, converts them into usable data, and integrates this information into the monitoring and alarm logic of the overall system. The module offers high reliability and accuracy for critical industrial process applications.
2. Technical Specifications
| Specification | Details |
|---|---|
| Model | 3500/62 136491-01 |
| Input Type | Voltage input: –10 Vdc to +10 Vdc |
| Number of Channels | 6 |
| Signal Conditioning | Integrated signal conditioning and alarm threshold comparison |
| Input Terminations | Internal terminations |
| Rack Slot Occupation | Occupies one full-height rear slot in the 3500 rack |
| Dimensions | 241.3 mm (L) × 24.4 mm (W) × 99.1 mm (H) |
| Weight | 0.46 kg |
| Operating Temperature | 0°C to +65°C |
| Storage Temperature | –40°C to +85°C |
| Humidity Range | 0–95% non-condensing |
| Enclosure | Designed for standard industrial cabinet mounting |
| Power Supply | Supplied via 3500 rack backplane |
| Certification | General industrial use (check for specific certifications per variant) |
3. Product Applications
The 3500/62 136491-01 module is used across many industries to monitor key process variables that impact machinery and plant performance. These include:
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Power generation – Boiler pressure, steam flow, cooling water temperature
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Oil and gas – Pipeline pressure, separator tank level, lubrication system temperature
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Chemical and petrochemical – Reactor vessel temperature, chemical flow rate, tank level
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Water treatment – Flow rate, water level, and temperature control
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Manufacturing – Monitoring of cooling systems, hydraulic systems, and heat processing
4. Product Advantages
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Multi-channel Input
Supports up to six process variable inputs in a single module, saving rack space and cost. -
Voltage Signal Compatibility
Accepts standard –10V to +10V voltage inputs from a wide range of industrial sensors. -
Seamless Rack Integration
Fits directly into the 3500 rack, communicating with other monitoring and protection modules. -
Internal Terminations
Provides simplified wiring and reduced installation time through internal connections. -
Wide Environmental Tolerance
Operates reliably in high humidity (up to 95%) and temperatures from 0°C to 65°C. -
High Reliability
Built for mission-critical environments with minimal maintenance and high MTBF. -
Alarm Configuration
Enables configuration of alarm thresholds for each channel to provide early warnings.
5. Brand & Series
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Brand: Bently Nevada
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Series: 3500 Series – High-performance modular machinery protection and monitoring system
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The 3500/62 is categorized under Process Variable Monitor Modules, optimized for process input monitoring in coordination with vibration, speed, and temperature modules.
6. Related Models from Same Series
| Model | Input Type / Features | Termination Type | Weight (kg) | Application Note |
|---|---|---|---|---|
| 3500/62 136499-01 | –10V to +10V voltage input | External terminations | 0.80 kg | For distributed wiring with external field terminals |
| 3500/62 136294-01 | Isolated 4–20 mA current input | Internal terminations | 0.46 kg | Suitable for current-output sensors with internal wiring |
| 3500/62 136483-01 | Isolated 4–20 mA current input | External terminations | ~0.80 kg | Optimized for long-distance or distributed field wiring |
| 3500/62 136491-03 | –10V to +10V voltage input | Internal terminations | 0.46 kg | Similar to 136491-01 but with possible option upgrades |
| 3500/62 136499-XX | Customizable voltage input | External terminations | Varies (~0.8 kg) | May include safety certifications or alternate housing |
7. Popular Models from Bently Nevada
| Model | Function | Key Features |
|---|---|---|
| 3500/65 145988-02 | Temperature Monitoring Module | 16-channel RTD/thermocouple input for large motor/generator winding temperature |
| 3500/53 01-00 | Overspeed Detection Module | High-speed overspeed protection for rotating equipment |
| 3500/20 01-00 | Rack Interface Module | Connects rack to external systems and provides power supply interface |
| 3500/25 149369-01 | Keyphasor Module | Provides phase reference signals for vibration analysis and speed calculations |
| 3500/92M | Communications Gateway Module | Integrates with control systems via Modbus, Ethernet, or other protocols |
8. FAQ (Frequently Asked Questions)
Q1: What types of signals does the 3500/62 136491-01 accept?
A: It accepts standard voltage signals in the range of –10 Vdc to +10 Vdc from compatible industrial sensors.
Q2: Can this module accept 4–20 mA current signals?
A: No, this model only accepts voltage inputs. For current signals, choose models like 136294-01 or 136483-01.
Q3: How many channels does it support?
A: It supports 6 independent input channels for process variable monitoring.
Q4: What rack slot does the module occupy?
A: It takes one full-height rear slot in the 3500 monitoring rack.
Q5: What is the weight of the module?
A: The approximate weight is 0.46 kg.
Q6: Is it suitable for high humidity environments?
A: Yes, it can operate in up to 95% non-condensing humidity.
Q7: What is the benefit of internal terminations?
A: Internal terminations simplify wiring and reduce connection errors during installation.
Q8: How do you configure alarm thresholds?
A: Alarm thresholds are configured using the 3500 Configuration Software, which allows setpoints for each channel.
Q9: Does it support hazardous area certifications?
A: The standard model does not, but other variants may include ATEX, CSA, or similar safety certifications.
Q10: Can the module be hot-swapped?
A: While physical replacement may be possible with power on, it is recommended to power down or isolate the system before replacing to avoid signal disruption.
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