3500/92 Communication Gateway Module
Brand: Bently Nevada™ | Model: 3500/92 | Series: 3500 Series | Type: Communication Gateway Module
The Bently Nevada 3500/92 Gateway delivers extensive communication capabilities for all rack monitored values. It supports Ethernet TCP/IP and serial (RS232/RS422/RS485) interfaces. The module integrates with process control and automation systems. It also enables Ethernet communication with 3500 Rack Configuration Software and Data Acquisition Software. The 3500/92 replaces the original 3500/90 with enhanced Modbus register configurability.
Technical Specifications
| Power Consumption | 5.0 W (Modbus RS232/RS422) / 5.6 W (Modbus RS485) |
| Data Update Rate | ≤ 1 second for all modules |
| Operating Temperature | -30°C to +65°C (-22°F to +149°F) |
| Storage Temperature | -40°C to +85°C (-40°F to +185°F) |
| Humidity | 95% non-condensing |
| Ethernet Link | 10BASE-T, RJ45, IEEE802.3 |
| Protocols | Modbus RTU, Modbus/TCP, BNC Host Protocol |
| Main Board Dimensions | 241 x 24.4 x 242 mm (9.50 x 0.96 x 9.52 in) |
| I/O Module Dimensions | 241 x 24.4 x 99.1 mm (9.50 x 0.96 x 3.90 in) |
| Weight (Main) | 0.82 kg (1.8 lb) |
| Weight (I/O) | 0.44 kg (0.96 lb) |
| Rack Slots | 1 front (main) + 1 rear (I/O) |
Key Features & Diagnostics
- Configurable Modbus Register Utility – replaces primary value Modbus registers from the 3500/90.
- High-speed internal network collects current measured values, time stamps, module statuses, and alarm statuses.
- Diagnostic LEDs: OK (operation status) and TX/RX (communication with other rack modules).
- Supports Modbus RTU (serial RS232/RS422/RS485) and Modbus/TCP over Ethernet.
- Bently Nevada proprietary protocol for configuration and data acquisition software.
- Environmental immunity: wide temperature range (-30°C to +65°C) and 95% humidity tolerance.
Installation & Maintenance
- Easy rack mounting: occupies 1 full-height front slot and 1 rear I/O slot.
- RJ45 Ethernet connection for 10BASE-T star topology networks.
- Serial interfaces: RS232, RS422, RS485 (selectable via I/O module).
- No special tools required for module insertion or removal.
- Firmware updates and configuration via 3500 software over Ethernet.
- Routine maintenance: visual inspection of LEDs and connection integrity.
Compatibility & Certifications
- Compatible with all 3500 rack modules – collects data from monitors, status modules, and I/O.
- Protocols: Modbus (serial), Modbus/TCP, BNC Host.
- Integrates with Modicon Quantum and other automation systems.
- Certifications: FCC Part 15, EMC Directive 2014/30/EU (EN 61000-6-2 & -6-4), LV Directive 2014/35/EU (EN 61010-1), RoHS 2011/65/EU, DNV GL, ABS (Steel Vessels & Offshore Units).
Typical Applications
- Integration with DCS, PLC, and SCADA systems in oil & gas, power generation, and marine.
- Remote monitoring of turbine, compressor, and pump vibration data.
- Connecting 3500 racks to plant-wide asset management systems.
- Data acquisition for predictive maintenance and performance analysis.
- Replacement/upgrade for legacy 3500/90 communication gateways.
Frequently Asked Questions (FAQ)
- Q: Does the 3500/92 support the same Modbus registers as the 3500/90?
A: Yes, the Configurable Modbus Register Utility provides identical functionality. - Q: Can I use both Ethernet and serial communication simultaneously?
A: Yes, the module supports concurrent Ethernet (TCP/IP) and serial (RS232/422/485) connections. - Q: What is the maximum data update rate?
A: The update rate does not exceed 1 second for all modules in the rack. - Q: Is this module compatible with 3500 Configuration Software?
A: Yes, it uses the proprietary BNC Host Protocol over Ethernet TCP/IP. - Q: What are the shipping options?
A: We ship via FedEx, UPS, or DHL – global express delivery.
Why Buy From Oiltech Controls?
- 15+ years of industrial automation spare parts expertise.
- Global shipment support – fast, tracked, and insured.
- All products are tested industrial surplus or refurbished to meet performance specs.
- 12-month warranty on every module.
- Technical verification before shipment – we confirm functionality and configuration.
- Support for obsolete control systems – we help you maintain legacy assets.
Contact Information:
Email: info@oiltechcontrols.com
WhatsApp: +86 158 8020 0923
Shipping: FedEx, UPS, DHL – worldwide express. Tracking number provided upon dispatch.
Package Includes: 3500/92 Main Board, I/O Module (RS232/RS422 or RS485), and documentation (if available).
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