GE A03B-0807-C154 DC Output Module

The A03B-0807-C154 functions as a discrete DC output module for GE Fanuc automation systems. This unit drives up to sixteen field devices from a single rack slot. It controls solenoids, relays, and indicator lamps with DC switching capability. Therefore, this module provides reliable machine control for industrial automation applications.

Technical Specifications

We engineered this output module for demanding industrial switching tasks. Its compact single-slot design fits directly into standard GE Fanuc racks. Moreover, the module includes built-in surge suppression for inductive load protection.

Parameter	Specification
Dimensions (H x W x D)	5.1 x 1.8 x 4.3 inches (130 x 46 x 109 mm)
Weight	0.32 kg (0.71 lbs)
Output Channels	16 discrete outputs
Output Type	Sourcing (positive logic) DC
Output Voltage Range	12-24V DC (10.2-30V DC)
Output Current	0.5 A per channel, 4 A per common
Inrush Current	1.5 A for 10 ms maximum
Off-State Leakage	0.5 mA maximum
Switching Speed	1 ms on, 1 ms off typical
Number of Commons	4 commons with 4 points each
Protection	Overcurrent and short-circuit
Internal Power Draw	200 mA from 5V DC backplane
Operating Temperature	0°C to 55°C (32°F to 131°F)

Output Circuit Design

The A03B-0807-C154 uses MOSFET technology for each of its sixteen outputs. Each channel sources current from the external DC supply to the load. Individual LED indicators show the status of every output point immediately. Consequently, you can troubleshoot field wiring without any external test equipment.

Protection Features and Load Handling

This output module includes built-in overcurrent protection on each channel. The module also provides flyback diode suppression for inductive loads. Each common group handles up to 4 amperes total across its four points. Therefore, you can mix different voltage groups on the same module safely.

Switching Performance and Response Time

The A03B-0807-C154 turns outputs on within 1 ms of the logic command. It turns outputs off with the same speed for precise control. The module handles high-inrush loads like solenoids without contact wear. Hence, this output module suits high-speed assembly and packaging applications.

Power Requirements and Energy Storage

This module draws 200 mA from the 5V DC backplane supply only. It does not require any external 24V power for internal logic operation. The module contains no battery or capacitor energy storage components. All output states reset to off during PLC power loss for safe machine operation.

Isolation and Voltage Rating

The A03B-0807-C154 provides optical isolation between logic and field circuits. This isolation withstands 1500V AC between backplane and outputs. The module operates with any DC voltage from 12 to 24 volts. Hence, the same module works on 12V or 24V systems without configuration changes.

Installation and Wiring

Mount the A03B-0807-C154 into any standard GE Fanuc rack slot securely. Connect your field devices to the removable terminal block using 18 AWG wire. Use a 2.5 mm flat-blade screwdriver for all terminal screw connections. Verify each common connection matches your load voltage requirements before applying power. Always turn off system power before inserting or removing this module.