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Overview
The MTL 8709-CA-08 is an 8-slot I/O carrier designed to support PAC8000 I/O modules. It serves as the backbone for power distribution, control signals, and Railbus communication across connected modules. Its robust design ensures reliable operation in both general-purpose and hazardous environments. The carrier integrates bussed field power connectors and an isolated earthing bar to protect wiring and improve system safety. With support for addresses 1–64 and multiple mounting options, it provides flexibility and efficiency in industrial automation systems. Engineers rely on the MTL 8709-CA-08 for simplified installation, module protection, and stable operation in critical applications.
Technical Specifications
| Feature | Specification |
|---|---|
| Model Number | MTL 8709-CA-08 |
| Function | 8-module I/O carrier with extended addressing and earth bar |
| Module Capacity | Up to 8 I/O modules |
| Address Bus Range | Module addresses 1–64 |
| Railbus Connectors | Female (input), Male (output) |
| Field Terminals | Accepts standard PAC8000 field terminals |
| Bussed Field Power | Two 8-pin connectors for module power distribution |
| Earthing Bar | Isolated bar for cable screens/shields |
| Mounting Options | DIN rail (EN 50022 or EN 50035) or flat panel |
| Material | Carrier: Modified poly-phenylene oxide; PCB: Epoxy resin woven glass laminate |
| Dimensions | 342 mm × 170 mm × 22 mm |
| Weight | 2.17 lbs |
| Operating Temperature | –40°C to +70°C |
| Storage Temperature | –40°C to +85°C |
| Humidity Range | 5% to 95% RH (non-condensing) |
| Hazardous Area Approvals | Class I, Div 2, Groups A–D (FM, CSA); Zone 2, IIC T6 (ATEX Category 3) |
