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The Bently Nevada 3500/33 184631-01 is a specialized relay output module designed for the 3500 Series Machinery Protection System. This module is engineered to provide reliable relay outputs that trigger alarms or shutdowns in response to abnormal machine conditions detected by the system’s sensors. The 184631-01 model is known for its robust construction, precise relay actuation, and enhanced electrical isolation, making it suitable for mission-critical applications in industrial environments. Its design supports operational continuity and machinery health by ensuring fast and reliable protective actions.
| Parameter | Specification |
|---|---|
| Model | 3500/33 184631-01 |
| Number of Channels | 16 |
| Relay Type | SPDT (Single Pole Double Throw) |
| Contact Rating | 5 A @ 30 VDC, 2 A @ 230 VAC |
| Operating Voltage | 24 V DC (supplied by 3500 rack) |
| Power Consumption | Approx. 9-10 Watts |
| Operating Temperature | -40°C to +85°C |
| Storage Temperature | -40°C to +85°C |
| Dimensions (H x W x D) | 241 mm x 24.4 mm x 242 mm |
| Weight | 0.75 kg |
| Mounting | 3500 Series rack-mounted |
| Relay Life | Over 150,000 operations |
| Isolation Voltage | 1500 VAC between relay contacts |
| Enclosure Material | High-strength polycarbonate, epoxy-sealed |
| Certifications | CE, UL, CSA compliant |
Power Generation: Protection of turbines, generators, and associated rotating equipment.
Oil & Gas: Monitoring of compressors, pumps, and safety shutdown systems.
Chemical Processing: Relay outputs for safety interlocks and alarms on critical reactors and pumps.
Manufacturing: Machinery protection in heavy industries, including motor and conveyor systems.
Marine & Offshore: Safety systems for propulsion, auxiliary machinery, and critical rotating equipment.
High Reliability: Proven relay design provides long operational life with over 150,000 cycles.
Wide Operating Conditions: Functions consistently across a broad temperature range suitable for harsh environments.
Precise Electrical Isolation: High isolation voltage to protect sensitive electronics from relay contact noise or interference.
Compact Form Factor: Standard 3500 Series size allows easy integration and modularity in machinery protection systems.
Diagnostic Capabilities: Supports system diagnostics for early fault detection and streamlined maintenance.
Brand: Bently Nevada
Series: 3500 Series Machinery Protection System
| Model | Description | Channels | Dimensions (mm) | Weight (kg) | Notes |
|---|---|---|---|---|---|
| 3500/33 149992-02 | 16-channel relay output module | 16 | 241 x 24.4 x 242 | 0.7 | High relay durability |
| 3500/33 149992-03 | Low-current relay output module | 16 | 241 x 24.4 x 242 | 0.7 | Designed for sensitive control |
| 3500/33 149986-04 | High temperature relay module | 16 | 241 x 24.4 x 242 | 0.7 | Suitable for extreme environments |
| 3500/33 149986-05 | Explosion-proof relay module | 16 | 241 x 24.4 x 242 | 0.7 | For hazardous areas |
| 3500/33 184631-02 | Updated relay output module | 16 | 241 x 24.4 x 242 | 0.75 | Successor model with improved specs |
| Model | Description | Channels | Dimensions (mm) | Weight (kg) | Notes |
|---|---|---|---|---|---|
| 3500/22M 288055-01 | Vibration monitoring module | 4 | 241 x 24.4 x 242 | 0.7 | For vibration measurement |
| 3500/40M 140734-01 | Shaft displacement monitoring | 4 | 241 x 24.4 x 242 | 0.7 | High precision shaft sensor |
| 3500/60 163179-01 | Temperature monitoring module | 4 | 241 x 24.4 x 242 | 0.7 | Bearing temperature detection |
| 3500/92 125712-01 | Communication gateway | N/A | 241 x 24.4 x 242 | 0.7 | System data integration |
| 3500/25 149369-01 | Pressure monitoring | 4 | 241 x 24.4 x 242 | 0.7 | Pressure sensor integration |
Q1: What is the relay contact rating of the 3500/33 184631-01?
A1: The relay contacts are rated for 5 A at 30 V DC and 2 A at 230 V AC.
Q2: How many relay channels does the module have?
A2: It has 16 independent relay output channels.
Q3: What are the module’s physical dimensions and weight?
A3: Dimensions are 241 mm x 24.4 mm x 242 mm, and it weighs approximately 0.75 kg.
Q4: What operating temperature range is supported?
A4: The module operates reliably between -40°C and +85°C.
Q5: Is the module compatible with other 3500 Series modules?
A5: Yes, it is fully compatible with the entire 3500 Series system.
Q6: What type of relay is used in this module?
A6: The module uses SPDT (Single Pole Double Throw) relays.
Q7: What is the expected relay life?
A7: The relays are rated for over 150,000 switching cycles.
Q8: Does the module support diagnostics?
A8: Yes, it supports relay coil health and contact status diagnostics.
Q9: What industries commonly use this relay output module?
A9: It is widely used in power generation, oil and gas, chemical processing, manufacturing, and marine industries.
Q10: Can the module operate in hazardous environments?
A10: The 184631-01 is not explosion-proof; explosion-proof variants exist within the 3500/33 family for hazardous environments.