Product Description
Product Details
- Manufacturer: Allen-Bradley
- Model/Part Number: 1768-CNBR
- Description: CompactLogix ControlNet Interface Module
Key Specifications
| Attribute | Value |
|---|---|
| Device Type | Communication Interface (ControlNet) |
| Communication Interface Type | Bridge |
| Maximum Connections Supported | 48 |
| Dimensions (HxWxD) | 132 x 56.7 x 105.1 mm (5.20 x 2.23 x 4.12 in.) |
| Mounting Type | Din Rail or Panel Mount |
| Mounting Location | 1768 ControlLogix Chassis |
| DIN Rail Mount | 35 x 7.5 mm (EN 50 022 - 35 x 7.5) or 35 x 15 mm (EN 50 022 - 35 x 15) |
| Mounting Screw Torque | 1.16 Nm (10 lb-in), using M4 or #8 panhead screws |
| Weight (1768-CNB) | 0.260 kg (0.57 lb) |
| Weight (1768-CNBR) | 0.293 kg (0.64 lb) |
| Connectors (1768-CNB) | 1 BNC connector for non-redundant media operation |
| Connectors (1768-CNBR) | 2 BNC connectors for redundant media operation, 1 NAP (RJ45 8-pin with shield) |
| Cable | Quad-shield RG-6 coaxial cable |
| Wiring Category | Category 2 - on communication ports |
| Number of Nodes Supported (Max) | 99 |
| Slot Width | 1 slot, can be connected in any slot 1–4 |
| Backplane Current at 5V | 1 A |
| Power Consumption | 5.14 W |
| Power Dissipation | 5.14 W |
| Thermal Dissipation | 17.5 BTU/hr |
| Isolation (Continuous Voltage Rating) | 30V |
| ControlNet Communication Rate | 5 Mbps |
| Diagnostics | Yes |
Environmental Specifications
| Attribute | Value |
|---|---|
| Operating Temperature | 0…60 °C (32…140 °F), IEC 60068-2-1 (Test Ad), IEC 60068-2-2 (Test Bd) |
| Non-Operating Temperature | -40…85 °C (-40…185 °F), IEC 60068-2-1 (Test Ab), IEC 60068-2-2 (Test Bb) |
| Relative Humidity | 5…95% noncondensing, IEC 60068-2-30 (Test Db) |
| Vibration (Operating) | 5 g @ 10...500 Hz, IEC 60068-2-6 (Test Fc) |
| Shock (Operating) | 30 g, IEC 60068-2-27 (Test Ea) |
| Shock (Non-Operating) | 50 g, IEC 60068-2-27 (Test Ea) |
Immunity & Emissions
| Attribute | Value |
|---|---|
| Emissions | CISPR 11: Group 1, Class A |
| ESD Immunity | IEC 61000-4-2: 6 kV contact discharges, 8 kV air discharges |
| Radiated RF Immunity | IEC 61000-4-3: 10V/m with 1 kHz sine-wave 80%AM from 80…2000 MHz |
| EFT/B Immunity | IEC 61000-4-4: ±2 kV at 5 kHz on communication ports |
| Surge Transient Immunity | IEC 61000-4-5: ±2 kV line-earth (CM) on communication ports |
| Conducted RF Immunity | IEC 61000-4-6: 10V rms with 1 kHz sine-wave 80%AM from 150 kHz…80 MHz |