Product Description
Product Details
| Manufacturer |
Bently Nevada |
| Series |
3500/20 |
| Model/Part Number |
125744-02 |
| Model Type |
Rack Interface Module (RIM) |
Description
The Rack Interface Module (RIM) is the primary interface to the 3500 rack, supporting a proprietary protocol for configuring the rack and retrieving machinery information. It must be installed in slot 1 of the rack, adjacent to the power supplies.
Specifications
Inputs
| Parameter |
Specification |
| Power Consumption |
4.75 watts, typical |
| Data |
Standard RS232 serial communications |
| Data Rate |
38.4 k baud |
| I/O Module Standards |
RS232/RS422 serial communications |
|
Internal modem communications |
| Modem Data Rate |
14.4 k baud |
Outputs
| Component |
Function |
| Front Panel LEDs |
|
| OK LED |
Indicates proper operation |
| TX/RX LED |
Shows communication status with other modules |
| TM LED |
Indicates if the rack is in Trip Multiply |
| CONFIG OK LED |
Shows if the rack has a valid configuration |
| I/O Module OK Relay |
Energized relay for rack operational status |
| Relay Rating |
5A @ 24 Vdc/120 Vac, 120W/600 VA |
| Normally Closed Contacts |
Includes arc suppressors |
Physical Specifications
| Component |
Dimensions (Height x Width x Depth) |
Weight |
| RIM |
241.3 mm x 24.4 mm x 241.8 mm |
0.91 kg (2.0 lb) |
Environmental Limits
| Condition |
Range |
| Operating Temp |
-30°C to +65°C (-22°F to +150°F) |
| Storage Temp |
-40°C to +85°C (-40°F to +185°F) |
Ordering Information
| Part Number Format |
3500/20-AA-BB-CC |
| A: Rack Interface Type |
01: Standard RIM (Standard monitoring) |
|
02: TMR RIM (Triple Modular Redundancy) |
| B: I/O Module Type |
01: I/O Module with built-in modem |
|
02: I/O Module with RS232/RS422 interface |
| C: Agency Approval |
00: None |
|
01: CSA/NRTL/C |
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