3500/46M 140734-06 BENTLY NEVADA Hydro Monitor

Bently 3500/46M 140734-06 – Product Description & Technical Specifications
Product Description
The Bently 3500/46M 140734-06 is a high-performance 4-channel relay output module, part of Bently Nevada’s 3500 monitoring system series. It is specially designed for industrial machinery condition monitoring and protection, converting monitoring signals from sensors into reliable relay output signals to trigger alarms, shutdowns or linkage control. With high stability, strong anti-interference capability and excellent compatibility, it is widely used in rotating machinery monitoring scenarios such as power generation, petrochemical, metallurgy and aerospace, ensuring the safe and stable operation of key equipment.

Basic Information
Brand: Bently (Bently Nevada)
Model: 3500/46M 140734-06
Product Type: 4-Channel Relay Output Module
Weight: Approximately 0.5 kg (1.1 lbs, standard version)
Dimensions: Approximately 100 mm × 160 mm × 40 mm (3.94 in × 6.30 in × 1.57 in), fits Bently 3500 system racks and standard 19-inch industrial racks
Country of Origin: United States
HS Code: 8538900000 (for reference; confirm with local customs, suitable for industrial control and monitoring module accessories)
Temperature Specifications
Operating Temperature: -10 °C to +60 °C, adaptable to the temperature environment of industrial control rooms and equipment sites
Storage Temperature: -25 °C to +70 °C, meeting the requirements of equipment transportation and inventory in extreme temperatures
Temperature Drift: ±0.02% per °C (relay output stability)

Input Specifications
Power Input: 24 V DC ±10%, max. 0.8 A
Bus Interface: Compatible with Bently 3500 system bus, supporting high-speed data transmission with the main monitoring unit
Input Signal: Digital control signals from Bently 3500 monitoring system, including alarm signals and status signals
Input Resolution: 16-bit, ensuring accurate recognition of control signals
Output Specifications
Number of Output Channels: 4 (fully isolated)
Output Signal: Relay output (SPDT), compatible with 4–20 mA DC analog feedback signal
Load Resistance: 0–1000 Ω (for analog feedback output), max. 5 A per relay contact
Isolation Voltage: 2000 V AC (output to system), 1000 V AC (between channels), ensuring safe operation in industrial environments
Response Time: ≤5 ms, realizing rapid response to monitoring signals and timely triggering of linkage actions
Output Accuracy: ±0.1% of full scale (analog feedback), ensuring accurate signal transmission
Physical & Environmental Parameters
Isolation: Channel-to-channel and field-to-system galvanic isolation, reducing interference from industrial electrical signals
Vibration Resistance: 10–500 Hz, 0.1 g amplitude, adapting to the vibration environment of industrial equipment
Humidity: 5%–95% RH (non-condensing), suitable for high-humidity industrial environments
Protection Level: IP20 (standard), suitable for installation in control cabinets and indoor industrial sites
Power Supply: 24 V DC ±10%, power consumption ≤8 W (full load)
Key Features
1. 4 fully isolated relay output channels, ensuring independent and stable operation of each channel without mutual interference
2. High compatibility with Bently 3500 monitoring system, realizing seamless integration and synchronous operation
3. Fast response speed and high output accuracy, ensuring timely and reliable triggering of equipment protection actions
4. Strong anti-interference capability and stable temperature drift, adapting to harsh industrial monitoring environments
5. Compact design, easy to install and maintain, with built-in fault self-diagnosis function for convenient troubleshooting

interface
*Output method: rear output
*Fast Ethernet: 3 slots, each slot supports 8 ports, with optional optical and electrical options
*Gigabit Ethernet: Provides 4 1000Base SFP slots
*CONSOLE port: RS232 (RJ45)
*Alarm port: 5.08mm spacing 3-pin Phoenix wiring terminal, 250VAC/220VDC 2 A
cable
*Twisted pair cable: 100m
*Multimode fiber: 1310nm, 2km (100Mbps); 1310nm, 500m (gigabit)
*Single mode fiber: 1310nm, 0-40km; 1550nm, 0-80km
source
*Input voltage: 110-220VDC/VAC, redundant input
*Connection terminal: 5.08mm spacing 5-pin Phoenix wiring terminal
*Power:<40W
mechanical properties
*Case: Aluminum model with fanless design
*Protection level: IP30
*Installation method: 19 inch 1U rack type
*Shell size: 440 mm * 44.5 mm * 370 mm (W * H * D), as shown in the attached image
*Impact, vibration, and drop: meet the requirements of IEC61850-3 5.5 CM level
*Weight: approximately 4.3kg

*10 Mbps forwarding speed: 14881pps
*100Mbps forwarding speed: 148810pps
*Transmission method: storage and forwarding
*System exchange bandwidth: 1.6Gbps
*Cache size: 1Mbits
*MAC address table: 2K