The Allen-Bradley 1747-OCPCM2, also cataloged as the 1747-OCPCM2 PCMCIA Interface Module, operates as a dedicated hardware interface component for PC Card communication and memory expansion functions within SLC 500 controller platforms.

Model Identification

The 1747-OCPCM2 is an SLC 500 series PCMCIA interface module designed for PC Card connectivity. The module supports 3.3 V or 5 V PCMCIA operating voltage compatibility and provides an interface between compatible SLC hardware environments and PC Card devices.

Hardware Specifications

The 1747-OCPCM2 provides PCMCIA interface capability within the SLC 500 architecture. The module voltage selection supports PC Card devices requiring either 3.3 V or 5 V operation.

The module installation requires compatibility with the designated SLC 500 hardware configuration. Electrical connection depends on the installed controller chassis and supported interface requirements.

Industrial Control Interface Characteristics

Allen-Bradley SLC 500 modules use chassis backplane communication for interaction between processor modules, communication modules, and interface devices. The 1747-OCPCM2 extends the controller hardware interface capability by providing PCMCIA card connectivity.

The module belongs to the Allen-Bradley industrial control platform where firmware compatibility, processor support, and configured application requirements must be verified before integration.

Backplane communication performance depends on the installed SLC processor, chassis configuration, and application program requirements. Proper module addressing and system configuration are required for normal operation.

Ordering Information

• 1 x Allen-Bradley 1747-OCPCM2 PCMCIA Interface Module
• 1 x SLC 500 compatible module housing
• 1 x PCMCIA interface connection assembly

Field Installation Guidelines

Module Mounting

• Install the module in a compatible Allen-Bradley SLC 500 chassis location.
• Remove chassis power before module installation or removal.
• Confirm module connector alignment before securing the hardware.

PC Card Connection

• Verify PC Card voltage compatibility before insertion.
• Use supported PCMCIA devices according to system configuration requirements.
• Avoid inserting or removing cards during active data operations unless permitted by system procedures.

Environmental Protection

• Maintain installation conditions within the specified operating temperature range.
• Prevent condensation exposure in high humidity environments.
• Keep module surfaces free from conductive dust and contaminants.

Frequently Asked Questions

• What controller family is the 1747-OCPCM2 designed for?

The 1747-OCPCM2 is designed for Allen-Bradley SLC 500 series controller systems and compatible module chassis configurations.

• What type of interface does the module provide?

The module provides a PCMCIA (PC Card) interface for compatible card-based devices within the SLC 500 hardware environment.

• What voltage levels are supported by the PCMCIA interface?

The module supports PCMCIA operating voltages of 3.3 V and 5 V according to connected PC Card requirements.

• Can the 1747-OCPCM2 be installed in a ControlLogix chassis?

No. The module is part of the SLC 500 platform and is not specified for ControlLogix chassis installation.

• What environmental temperature range is supported?

The specified operating temperature range is 0 deg C to 60 deg C for normal module operation.

• Does the module require special wiring connections?

The module uses internal chassis connections. External wiring requirements depend on the connected PC Card device and system configuration.

• Is power removal required during module replacement?

Power should be removed before installing or removing the module unless the system documentation specifically allows live replacement.

• What humidity range applies to this module?

The specified humidity range is 5% to 95% relative humidity, non-condensing, during operation.