Product Description
Product Details
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Manufacturer: Bently Nevada
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Series: 3500/65
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Model/Part Number: 145988-2D
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Model Type: 16-Channel Temperature Monitor
Description
The 3500/65 is a 16-channel temperature monitor designed for accurate temperature monitoring in industrial applications. It supports both resistance temperature detectors (RTD) and isolated tip thermocouple (TC) inputs. The module conditions the inputs and compares them against user-programmable alarm setpoints, ensuring efficient monitoring and system protection.
Specifications
Inputs
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Power Consumption: 3 watts nominal
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Signal Type: Accepts 1 to 16 RTD or isolated tip TC transducer signals
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Input Impedance: Greater than 1 MΩ for each lead input
Outputs
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Front Panel LEDs:
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OK LED: Indicates proper operation of the 3500/65 module
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TX/RX LED: Indicates communication activity with other modules in the 3500 rack
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Bypass LED: Indicates when the module is in Bypass Mode
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RTD Current Source Value:
- 913 ± 7 µA @ 25°C per transducer
- 1 supply for the 4-wire RTD
- 2 supplies for the 3-wire RTD
Environmental Limits
| Parameter |
Details |
| Operating Temperature |
-30°C to +65°C (-22°F to +150°F) |
| Storage Temperature |
-40°C to +85°C (-40°F to +185°F) |
Physical Dimensions
| Component |
Height x Width x Depth |
Weight |
| Monitor Module |
241.3 mm x 24.4 mm x 241.8 mm (9.50 in x 0.96 in x 9.52 in) |
0.91 kg (2.0 lbs) |
Ordering Information
3500/65-AA-BB
Option A: I/O Module Type
| Code |
Description |
| 01 |
RTD/Isolated Tip TC with Internal Terminations |
| 02 |
RTD/Isolated Tip TC with External Terminations |
Option B: Agency Approval
| Code |
Description |
| 00 |
None |
| 01 |
CSA/NRTL/C |
| 02 |
CSA/ATEX |
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