Bently Nevada 81546-01 Signal Input/Relay Board
$226.00
$520.00
Description
Product Description
The Bently Nevada 81546-01 Signal Input/Relay Board is engineered for precision machinery monitoring within the 3300 Series platform. Designed to acquire vibration and position signals with high accuracy, this module also provides reliable relay outputs to trigger alarms and trips, ensuring continuous protection for critical rotating machinery.
Technical Specifications
| Specification | Details |
|---|---|
| Model | 81546-01 |
| Type | Signal Input / Relay Board |
| Manufacturer | Bently Nevada |
| Series | 3300 Series |
| Dimensions | 22.9 × 5.1 × 10.2 cm (9 × 2 × 4 in) |
| Weight | 0.86 lbs |
| Operating Temperature | -40 °C to +70 °C |
| Input Voltage | 12 V DC |
| Input Current | 0–20 mA, 4–20 mA |
| Output Current | 0–10 mA, 0–20 mA |
| Relay Outputs | 4 configurable, dual hermetic relays (5 A @ 24 V DC, 2 A @ 250 V AC) |
| Power Consumption | <2.5 W |
| Communication Interface | RS-485 |
| Number of Inputs | Up to 16 channels |
Key Features
-
High-precision signal acquisition for vibration and position monitoring
-
Dual hermetic relays for dependable alarm and trip outputs
-
Broad operating temperature range, suitable for harsh industrial environments
-
Compact and lightweight construction for easy installation
-
Low power consumption for continuous operation efficiency
-
Seamless integration with Bently Nevada 3300 Series monitors
Applications
-
Power Generation: Turbine vibration and overspeed protection
-
Oil & Gas: Compressor and pump monitoring in refineries and pipelines
-
Chemical Industry: Continuous rotating machinery supervision
-
Industrial Automation: Predictive maintenance and machinery health monitoring
FAQ
Q: How many relay outputs does the 81546-01 support?
A: It supports 4 configurable dual hermetic relays suitable for alarm/trip signaling.
Q: Can this module operate in extreme temperatures?
A: Yes, it functions reliably from -40 °C to +70 °C.
Q: Which Bently Nevada monitors is this board compatible with?
A: It integrates with all 3300 Series vibration and machinery monitoring modules.
Q: What types of input signals can it handle?
A: It accepts vibration and position signals, with input ranges of 0–20 mA or 4–20 mA.
Features
Minimum Order Quantity (MOQ)
We welcome bulk orders and have a minimum order quantity of just one unit.
Certificates and Documentation
Upon request, we can provide all necessary documentation, including Certificates of Origin/Conformance and other required export documents.
Delivery Time
For items in stock, we aim to deliver within 1-3 days after payment confirmation. Items with specified lead times will be delivered according to the quoted schedule.
Payment Methods
We accept 100% T/T (Telegraphic Transfer) payment before shipping. For items with lead times, a 30% deposit is required upfront, with the remaining 70% due before shipment. For RMB transfers, please contact us if you have an agent in China.
Warranty
We offer a standard one-year warranty on all new and original items. If you require an extended warranty, please contact us for additional cost details.
Refund and Return Policy
Your satisfaction is important to us. If you need to return an item, it must be done within 30 days of the order date. The product must be unused, unopened, and in its original packaging with all accessories included. Refunds are processed within 5-7 business days after we receive the returned item. Please note that shipping and related charges are non-refundable.
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