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GE IS230TCISH6C Discrete Contact I/O Terminal Board

The GE IS230TCISH6C, also cataloged as the IS230TCISH6C Discrete Contact I/O Terminal Board, operates as a dedicated hardware component for discrete signal acquisition and turbine control interface execution within GE Mark VIe Speedtronic control systems. It processes digital field inputs and outputs through isolated I/O channels with redundant Ethernet communication.

Hardware Specifications

Parameter	Specification
Model	IS230TCISH6C
Brand	GE
Origin	United States
Weight	1.5 kg
Dimensions	240 mm x 250 mm x 55 mm
Operating Temp	-35 deg C to +65 deg C
Power Consumption	Not specified in available data
Product Type	Discrete Contact I/O Terminal Boards
Compatible Systems	GE Speedtronic Mark VI (6.1 or later firmware), Mark VIe (7.1 or later firmware)
Processor	AMD G-Series dual-core, 1.6 GHz
Memory	2 GB DDR3 SDRAM, 128 GB storage
Operating System	QNX Neutrino RTOS
I/O Channels	16 channels (8 inputs + 8 outputs)
Nominal Voltage	28 VDC +/-5%
Maximum Voltage Rating	32 VDC
Contact Rating	0.5 A per channel
Response Time	<5 ms
Communication Interface	Dual 100 Mbps Ethernet IONet protocol, Modbus RTU/TCP
Redundancy Configuration	Simplex, Duplex, Triple Modular Redundancy (TMR)
Safety Compliance	SIL2 and SIL3, IEC 61508
Certifications	CE, UL 61010-1, IEC 60950-1, Class I Division 2

GE Mark VIe Deterministic Network and I/O Density Scaling

The IS230TCISH6C provides discrete contact signal interfacing within GE Speedtronic Mark VI and Mark VIe turbine control architectures. The module supports digital field device connections including switches, relays, and sensor contacts through configured input and output channels.

The terminal board uses dual 100 Mbps Ethernet IONet communication to exchange deterministic I/O data with controller assemblies. The communication architecture supports redundant network configurations and controller synchronization requirements within Mark VIe systems.

The module supports I/O density scaling through a combined processor and terminal interface design. Firmware flash compatibility allows the hardware configuration to match supported Mark VI and Mark VIe software environments. The QNX Neutrino RTOS executes control interface functions and diagnostic processes for connected field channels.

The IS230TCISH6C supports simplex, duplex, and TMR architectures. Redundant configurations allow comparison of I/O states between controller paths for fault detection and controlled system response.

Frequently Asked Questions

Q: What type of signals does the IS230TCISH6C handle?
A: The module handles discrete contact signals through 16 I/O channels configured as 8 inputs and 8 outputs.

Q: What communication protocols are supported by the module?
A: The module supports dual 100 Mbps Ethernet IONet communication and Modbus RTU/TCP interfaces.

Q: Can the IS230TCISH6C operate in redundant control architectures?
A: Yes. The module supports simplex, duplex, and Triple Modular Redundancy (TMR) configurations within compatible GE control systems.

Field Installation Guidelines

Install the IS230TCISH6C according to GE Mark VI or Mark VIe cabinet installation procedures. Verify module mounting position, terminal connections, and network cable routing before applying power.

Use appropriate grounding practices for Ethernet and field signal wiring. Separate discrete I/O wiring from high-energy switching conductors to reduce electromagnetic interference.

Confirm firmware compatibility between the terminal board, controller hardware, and Mark VI/Mark VIe configuration software before commissioning. Verify I/O channel assignments, communication status, and diagnostic logs during system startup.

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