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General Electric A16B-1212-0221/02A Board Specifications

Brand/Manufacturer: General Electric

Order Number: A16B-1212-0221/02A

Type: Industrial Circuit Boards

Country of Origin: USA

Condition: Original Brand

Lead Time: Available in stock

Payment Term: 100% TT In Advance

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Description

The General Electric A16B-1212-0221/02A is an I/O C6 board engineered for precision signal interfacing in industrial automation systems. This printed circuit board features 16 digital input channels and 16 digital output channels, providing reliable connectivity between field devices and the CNC backplane via dual 50-pin male headers and 32 screw terminal blocks.

Electrical and Signal Characteristics

The board supports 24 VDC sinking or sourcing digital inputs with an input impedance of 4.7 kΩ and a typical 4 ms response time. Digital outputs utilize NPN sinking transistors rated for 12 to 24 VDC operation, delivering up to 0.5 A continuous current per channel with built-in short circuit and overtemperature protection.

Physical Design and Wiring

Measuring 26.5 cm by 19.0 cm and weighing 0.52 kg, the unit integrates smoothly into compatible control racks. Field wiring connects directly to the onboard 32 screw terminal blocks, while two 50-pin male headers establish secure data links with the main CNC backplane.

Parameter Specification
Brand General Electric (GE)
Model A16B-1212-0221/02A
Product Type I/O C6 Board
Dimensions 26.5 cm x 19.0 cm (10.43 in x 7.48 in)
Board Weight 0.52 kg (1.15 lbs)
Backplane Connectors 2x50-pin Male Headers
Field Wiring Points 32 Screw Terminal Blocks
Digital Inputs 16 Channels (24 VDC, Sink/Source)
Digital Outputs 16 Channels (Transistor, NPN Sinking)
Input Voltage Range 0 to 30 VDC
Input On-State Voltage > 15 VDC
Input Off-State Voltage < 5 VDC
Input Impedance 4.7 kΩ
Input Response Time 4 ms (Typical)
Output Voltage Range 12 to 24 VDC
Output Current per Channel 0.5 A (Continuous), 1.0 A (Peak)
Total Output Current 5.0 A Maximum (Combined)
Output On-State Drop < 1.2 VDC at 0.5 A
Output Off-State Leakage < 0.1 mA at 24 VDC
Output Protection Short Circuit + Overtemperature

Frequently Asked Questions

Q: What type of digital outputs does the A16B-1212-0221/02A board feature? A: The board features 16 NPN sinking transistor digital outputs designed for 12 to 24 VDC operation.

Q: How does the board connect to the system backplane? A: It connects via two 50-pin male headers that link directly to the CNC backplane.

Q: What is the maximum total output current allowed for the board? A: The total combined output current across all channels is restricted to a maximum of 5.0 A.

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