Overview
The Giddings & Lewis 502-03549-02R1 is an output 24V DC source module that integrates seamlessly into PiC900 control systems for industrial automation and motion control. This unit sources an external 24V DC supply to field loads, providing dependable I/O expansion for machinery and process automation. Optical isolation between logic and field circuits ensures noise immunity and equipment protection in demanding manufacturing environments.
Key Features
- External 24V DC source output — supplies power to 16 field loads via solid-state switching
- Optical isolation — isolates logic circuitry from field-side equipment for protection
- Grouped output design — four groups of 4 outputs for flexible load management
- Card-edge connector interface — 25-pin card-edge with screw terminals for secure wiring
- PiC900-compatible architecture — direct drop-in module for system expansion
- Compact form factor — standard rail-mount package for efficient rack density
Technical Specifications
- Function: Sources external DC supply to 16 field loads
- Output Voltage: 24V DC nominal (5 to 32V DC operating range)
- Field Connector: 25-pin card-edge connector with screw terminals
- Output Protection: Optical isolation between logic and field sides
- Output Grouping: Four groups of 4 outputs
- Diagnostic LEDs: Fuse blown indicator and operational status lights
- Compatible Series: PiC900 industrial computer system
- Part Number: 502-03549-02R1 (newer designation M.1016.8933)
Typical Applications
The Giddings & Lewis 502-03549-02R1 output module is suitable for:
- Machine tool automation and CNC systems requiring distributed 24V output control
- Motion control systems with solenoid valve, contactor, and indicator lamp loads
- Industrial process control for conveyor systems, hydraulic controls, and pneumatic circuits
- Equipment upgrade and retrofit projects requiring PiC900 system expansion
- Surplus replacement for legacy automation systems operating PiC900 platforms
Compatibility & Replacements
Compatible With
- PiC900 programmable industrial computer CPU modules
- PiC900 7-slot, 10-slot, and 13-slot system racks
- PiC900 expansion racks (up to eight expansion racks per system)
- PiCPro machine control programming software environment
- Standard 24V DC industrial field wiring and solenoid loads
Replaces / Drop-In Replacement For
- Giddings & Lewis M.1016.8933 (newer part number for same module)
Works With
- PiCPro application development and runtime environment
- PiC90 and PiC900 interchangeable I/O module architecture
- Giddings & Lewis motion control and logic programming platforms
- 24V DC industrial control networks and field-side solenoid systems
