Part Number Definition

• 0-57408-B

  • 0-57408: Base model (AutoMax power/drive interface card)

  • B: Revision B (minor PCB & firmware update, no “1” generation marker)

• Full name: Power Module Interface Module for AutoMax / DCS 5000

• Compatibility: Drop-in compatible with 0-57408-1/1A/1B/1C; works with 0-57407 CPU series, 57C493 power supply, and standard AutoMax drive modules.

Technical Specifications

• Manufacturer: Reliance Electric (now Rockwell Automation)

• Function: Isolates and routes power/control signals between CPU, power module, analog I/O, and drive controller.

• Front Panel:

  • 3 × RS-232 DB9 female: TO POWER MODULE, TO ANALOG I/O, TO DRIVE CONTROLLER

  • 4-position CURRENT CALIBRATION terminal block

• Operating Voltage: 120 VAC / 24 VDC

• Operating Temperature: 0°C to +60°C

• Isolation: 2500 VAC optical isolation (channel-to-channel)

• Dimensions: 342 × 205 × 30 mm (1.25” slot)

• Weight: Approx. 0.76–1.0 kg

• Protection: IP20; no conformal coating

• Power Consumption: ≤ 18 W

Front Panel & Indicators

• No LEDs or display; ports/terminals clearly labeled.

• Supports hot-swap installation/removal.

Key Features

• Central galvanic isolation and signal routing for power, analog, and drive control signals in AutoMax racks.

• Dedicated current calibration terminal block for on-site drive loop tuning.

• Three isolated RS-232 ports for reliable serial communication.

• Standard AutoMax backplane form factor, no adapter needed.

• Revision B improvements: Enhanced PCB layout, firmware stability, and compatibility; functionally equivalent to 0-57408-1B.

Revision Notes (0-57408 Series)

• 0-57408-B: Revision B (no generation digit), same as 1B.

• 0-57408-1: Original release.

• 0-57408-1A: Minor firmware tweak.

• 0-57408-1B: PCB/firmware optimization (same as -B).

• 0-57408-1C: Compatibility update.

Applications

• System: Reliance AutoMax / DCS 5000

• Industries: Metallurgy, pulp & paper, water treatment, power generation, general manufacturing

• Use: Drive system integration, multi-motor control, analog signal conditioning, power module coordination in DCS racks.

Installation & Maintenance

• Install into an empty AutoMax backplane slot, secure latches, connect RS-232 cables and calibration wiring.

• Quarterly: Check cables and mounting hardware.

• Biannually: ESD-safe cleaning of connectors and panel.

• Interchangeable with all 0-57408 revisions; no program changes required.