This contact input terminal board is designed for the GE Mark VI control system and serves as a field wiring and signal interface for Mark VI I/O modules. It performs contact signal acquisition, conditioning, and conversion, enabling reliable equipment status monitoring and logic control in industrial and turbine control applications.

The board is fully compatible with Mark VI I/O racks and is engineered for stable operation in harsh industrial environments.

Core Functions

Acquisition of discrete contact signals (equipment status inputs)

Signal conditioning and conversion for Mark VI I/O modules

Supports logic control and interlock applications

High immunity to electrical noise and environmental influences

Installation & Mechanical Specifications

Installation method: Cabinet panel mounting
(with dedicated mounting bracket)

System compatibility: Mark VI I/O rack

Protection level: IP20 (installed inside control cabinet)

PCB protection: Three-proof coating
(moisture-proof, anti-mold, anti-salt-spray)

Terminal configuration:

Multiple sets of terminal blocks

Supports multiple contact signal connections

Weight: approx. 0.3 kg

Key Technical Parameters

Input Configuration

Multiple discrete input channels

Channel quantity compatible with Mark VI I/O module configuration

Input Voltage

24 V DC (standard excitation voltage)

Isolation & Protection

Electrical isolation between channels

Integrated overcurrent and overvoltage protection

Enhanced anti-interference performance

Response Performance

Response time: ≤ 10 ms

Environmental Conditions

Operating temperature: –30 °C to +65 °C

Relative humidity: 5% to 95%, non-condensing

System Adaptation

Designed for direct adaptation to Mark VI system I/O modules

Typical Applications

Turbine auxiliary system status monitoring

Equipment interlock and logic control

Discrete alarm and trip signal acquisition

Mark VI DCS and turbine control systems