Product Overview
The Bently Nevada 3500/33 149992-03 is a robust 16-Channel Relay Output Module designed for critical machinery protection within the Bently Nevada 3500 Series Monitoring System. It delivers sixteen independently programmable Form-C relay outputs used for alarms, shutdowns, and external device control, providing reliable machine safety responses in demanding industrial environments.
With advanced alarm drive logic, configurable voting schemes, and durable construction, the 3500/33 149992-03 ensures precise and flexible relay control for turbines, compressors, pumps, and other rotating equipment.
Key Features
-
Sixteen independent Form-C (SPDT) relay outputs
-
Advanced programmable alarm drive logic with AND/OR configurations
-
Full-height module design, occupies one front and one rear rack slot
-
Epoxy-sealed relays with integrated 250 Vrms arc suppression
-
Relay groups configurable for normally energized or de-energized operation
-
Gold-plated low-current contact options for sensitive circuits
-
Front-panel LEDs for OK, TX/RX communication, and channel alarms
-
Hot-swappable for maintenance (requires rack power off)
-
Compatible with the Bently Nevada 3500 system infrastructure
-
Industrial-grade reliability for harsh operating conditions
Technical Specifications
| Parameter | Specification |
|---|---|
| Module Type | 16-Channel Relay Output Module (Form-C SPDT) |
| Dimensions | 241 x 24.4 x 99.1 mm |
| Weight | 0.4 kg |
| Relay Type | Epoxy-sealed electromechanical with arc suppression |
| Standard Relay Rating | 1 A @ 30 VDC or 125 VAC |
| Low-Current Contact Rating | 1 mA @ 1 VDC minimum, 100 mA @ 48 VDC maximum |
| Arc Suppression | Built-in, rated at 250 Vrms |
| Operating Temperature | -30°C to +65°C |
| Storage Temperature | -40°C to +85°C |
| Humidity Range | 0% to 95% RH, non-condensing |
| Certifications | ATEX, IECEx, UL, CSA, RoHS, EMC compliant |
| System Compatibility | Fully compatible with Bently Nevada 3500 System |
Typical Applications
-
Machinery protection for turbines, compressors, pumps, and generators
-
External device control: alarms, sirens, interlocks, annunciators
-
Integration with Emergency Shutdown Systems (ESD) and Safety Instrumented Systems (SIS)
-
Centralized relay control within rotating equipment protection systems
-
Predictive maintenance and condition-based monitoring frameworks
-
Alarm response and shutdown logic in power generation, oil & gas, and heavy industries
Product Advantages
-
High-density relay output with sixteen configurable channels
-
Flexible alarm logic with AND/OR voting for tailored system response
-
Integrated arc suppression ensures relay durability and contact integrity
-
Low-current contact options for sensitive or signal-level applications
-
Visual indicators provide clear system diagnostics at a glance
-
Hot-swappable design simplifies maintenance and reduces downtime
-
Seamless integration into existing 3500 rack systems
-
Built for rugged industrial environments and harsh operating conditions
-
Enhances machine safety by enabling reliable shutdown and alarm actuation
-
Certified to meet global safety and electromagnetic compliance standards
Frequently Asked Questions (FAQ)
-
What does the 3500/33 149992-03 module do?
It provides sixteen independent relay outputs for alarms, shutdowns, and external device control in machinery protection systems. -
Are the relays programmable?
Yes, each relay output can be assigned to specific alarms with configurable AND/OR logic. -
What type of relay contacts are used?
SPDT (Form-C) electromechanical relays, with optional low-current gold-plated versions. -
What is the relay current rating?
Standard relays support up to 1 A at 30 VDC or 125 VAC. -
Does the module include arc suppression?
Yes, each relay is equipped with integrated 250 Vrms arc suppression. -
Can the module be replaced while the rack is powered?
No, the rack power must be turned off to safely hot-swap the module. -
Is it suitable for hazardous areas?
Yes, it meets ATEX and IECEx certifications for use in hazardous environments. -
How does the module indicate its status?
Front-panel LEDs display OK status, communication activity, and individual channel alarms. -
What applications is it designed for?
Protection and control of rotating equipment in industries like power generation, oil & gas, and manufacturing. -
Where can I find technical documentation?
Datasheets, wiring diagrams, and manuals are available through authorized Bently Nevada distributors or service providers.
Recommended Related Models
| Model | Description |
|---|---|
| Bently Nevada 3500/31 | 8-Channel Relay Output Module (Form-A relays) |
| Bently Nevada 3500/32 | 8-Channel Alarm Relay Module |
| Bently Nevada 3500/34 | 16-Channel Digital Input Module |
| Bently Nevada 3500/36 | Thermocouple Input Module |
| Bently Nevada 3500/55 | Dual-Channel Velocity Sensor Module |
| Bently Nevada 3500/25 | Enhanced Keyphasor Module for speed/phase monitoring |
Popular Bently Nevada Models
| Model | Description |
|---|---|
| Bently Nevada 3300 XL | Proximity and Vibration Monitoring System |
| Bently Nevada 3500/40 | Velocity Sensor Module |
| Bently Nevada 3500/46 | Temperature Sensor Module |
| Bently Nevada 3500/60 | Programmable Alarm Module |
| Bently Nevada 7200 | Wireless Vibration Monitoring System |
| Bently Nevada 3500/33 | Alternate 16-Channel Relay Module |
Company Information
E-mail: [email protected]
Mobile：Please contact by email
Whatsapp：Please contact by email
Add: Alishan Building, 2 Lvling Rd, Siming District, Xiamen, Fujian, China, 361006
Our services
We are specialized in providing industrial automation parts with a one-year warranty. Our industrial automation parts are sold all over the world.
We can provide equipment and spare parts from different countries and manufacturers, solve your worries or quality problems in many places, and have a great price advantage.
Welcome to call for more product details.
