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Bently Nevada 3500/33 184631-01+149986-01 Relay Module
Manufacturer: Bently Nevada
Product Number: 3500/33 (184631-01+149986-01)
Category: Relay Module (3500 Machinery Protection System)
Number of Outputs: 16 (typical)
System Compatibility: Bently Nevada 3500 machinery protection system
Function: Provides redundant, fail-safe operation for alarm and trip functions
Product Description
The Bently Nevada 3500/33 184631-01 + 149986-01 Relay Module is a key component of the 3500 machinery protection system, designed to provide highly reliable relay outputs for alarm and trip functions. It delivers redundant, fail-safe operation and integrates seamlessly into the 3500 rack to ensure safe machine shutdown or process control actions when vibration, temperature, or other monitored parameters exceed configured limits. With its robust design and compliance with international industrial standards, the relay module offers dependable performance in critical rotating machinery applications.
Main Features
-
Four-channel relay output configuration for flexible alarm and trip management
-
Redundant relay design for high reliability and fail-safe operation
-
Programmable relay logic for alarm latching, voting, and trip functions
-
Hot-swappable module for simplified maintenance without system interruption
-
Compatibility with 3500/01 Power Supply and integration with 3500 monitoring modules
-
Compliance with API 670 and global safety standards for machinery protection
Technical Specifications
Dimensions and Weight
| Item | Specification |
|---|---|
| Dimensions | 241 × 24 × 241 mm (9.5 × 0.95 × 9.5 in) |
| Weight | 0.65 kg (1.43 lb) |
General Information
| Item | Specification |
|---|---|
| Manufacturer | Bently Nevada (Baker Hughes) |
| Module Type | Relay Module |
| Part Numbers | 184631-01 (Module), 149986-01 (I/O Board) |
| Mounting | 3500 Rack Slot |
| Operating Temp. | -30°C to +65°C |
| Storage Temp. | -40°C to +85°C |
Electrical Characteristics
| Item | Specification |
|---|---|
| Relay Channels | 4 |
| Contact Type | Single-Pole Double-Throw (SPDT) |
| Contact Rating | 5 A at 24 VDC, 5 A at 120/240 VAC |
| Response Time | <10 ms |
| Power Supply | Powered via 3500 Rack |
Environmental Specifications
| Item | Specification |
|---|---|
| Humidity Range | 0–95% RH non-condensing |
| Vibration | 5–500 Hz, 2 g |
| Shock Resistance | 30 g, 11 ms |
| Protection Class | IP20 (when installed in rack) |
Industry Applications
The Bently Nevada 3500/33 Relay Module is widely used in:
-
Oil & Gas: Compressor and turbine protection in refineries and offshore platforms
-
Power Generation: Steam and gas turbine safety shutdown systems
-
Petrochemical Plants: Machinery trip functions in continuous process operations
-
Metallurgy and Mining: Vibration and overspeed protection of critical rotating machines
-
Pulp & Paper and Water Treatment: Process equipment reliability and safety interlocks
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Bently Nevada 3500/33 184631-01+149986-01 Relay Module
Manufacturer: Bently Nevada
Product Number: 3500/33 (184631-01+149986-01)
Category: Relay Module (3500 Machinery Protection System)
Number of Outputs: 16 (typical)
System Compatibility: Bently Nevada 3500 machinery protection system
Function: Provides redundant, fail-safe operation for alarm and trip functions
Product Description
The Bently Nevada 3500/33 184631-01 + 149986-01 Relay Module is a key component of the 3500 machinery protection system, designed to provide highly reliable relay outputs for alarm and trip functions. It delivers redundant, fail-safe operation and integrates seamlessly into the 3500 rack to ensure safe machine shutdown or process control actions when vibration, temperature, or other monitored parameters exceed configured limits. With its robust design and compliance with international industrial standards, the relay module offers dependable performance in critical rotating machinery applications.
Main Features
-
Four-channel relay output configuration for flexible alarm and trip management
-
Redundant relay design for high reliability and fail-safe operation
-
Programmable relay logic for alarm latching, voting, and trip functions
-
Hot-swappable module for simplified maintenance without system interruption
-
Compatibility with 3500/01 Power Supply and integration with 3500 monitoring modules
-
Compliance with API 670 and global safety standards for machinery protection
Technical Specifications
Dimensions and Weight
| Item | Specification |
|---|---|
| Dimensions | 241 × 24 × 241 mm (9.5 × 0.95 × 9.5 in) |
| Weight | 0.65 kg (1.43 lb) |
General Information
| Item | Specification |
|---|---|
| Manufacturer | Bently Nevada (Baker Hughes) |
| Module Type | Relay Module |
| Part Numbers | 184631-01 (Module), 149986-01 (I/O Board) |
| Mounting | 3500 Rack Slot |
| Operating Temp. | -30°C to +65°C |
| Storage Temp. | -40°C to +85°C |
Electrical Characteristics
| Item | Specification |
|---|---|
| Relay Channels | 4 |
| Contact Type | Single-Pole Double-Throw (SPDT) |
| Contact Rating | 5 A at 24 VDC, 5 A at 120/240 VAC |
| Response Time | <10 ms |
| Power Supply | Powered via 3500 Rack |
Environmental Specifications
| Item | Specification |
|---|---|
| Humidity Range | 0–95% RH non-condensing |
| Vibration | 5–500 Hz, 2 g |
| Shock Resistance | 30 g, 11 ms |
| Protection Class | IP20 (when installed in rack) |
Industry Applications
The Bently Nevada 3500/33 Relay Module is widely used in:
-
Oil & Gas: Compressor and turbine protection in refineries and offshore platforms
-
Power Generation: Steam and gas turbine safety shutdown systems
-
Petrochemical Plants: Machinery trip functions in continuous process operations
-
Metallurgy and Mining: Vibration and overspeed protection of critical rotating machines
-
Pulp & Paper and Water Treatment: Process equipment reliability and safety interlocks
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