GE DS200DTBBG1AAA | Digital Contact Terminal Board for Turbines

GE DS200DTBBG1AAA Digital Contact Terminal Board – Product Description

Overview

The GE DS200DTBBG1AAA is a high-density digital contact terminal board designed for Mark V Speedtronic turbine control systems. Moreover, it provides reliable interfacing for sensors, switches, and actuators while ensuring safe separation between field wiring and logic circuits. Its compact design enables easy installation in rack-mounted or panel setups.

Technical Specifications

Model Number: DS200DTBBG1AAA
Series: Mark V Speedtronic Control System
Device Type: Digital Contact Terminal Board

Power Supply:

• Logic voltage: 24 VDC ±20%

Terminations & Connectors:

• 2 × 95-point plug-in terminal blocks (190 points total)

• 3 × 50-pin high-density connectors (JFF, JFG, JFH)

• 5 jumper groups for configuration

Signal Handling:

• Supports 24 VDC digital signals

• Compatible with NPN/PNP sensors, limit switches, and solenoids

Communication & Diagnostics:

• ARCNET 2.5 Mbps channel for status reporting

• LED indicators for power, status, and fault (multi-color)

Isolation:

• Field-to-logic withstands 2,500 Vrms

Environmental Ratings:

• Operating temperature: –40 °C to +85 °C

• Storage temperature: –40 °C to +85 °C

• Humidity: 5–95% non-condensing

• Vibration resistance: up to 5 g

Physical Specifications:

• Dimensions: 286 × 76 × 25 mm (11.25 × 3 × 1 in)

• Weight: 0.5 kg

• Mounting: rack rail or M4 studs

• Power consumption: ~3 W (no load)

• MTBF: >200,000 hours

FAQ

Q1: How many signals can this terminal board handle?
It provides 190 termination points supporting a wide range of digital signals.

Q2: Can it operate in extreme environments?
Yes, it operates from –40 °C to +85 °C with vibration resistance up to 5 g.

Q3: Which communication protocol is supported?
It uses ARCNET at 2.5 Mbps for status reporting and diagnostic feedback.

Q4: Is it compatible with Mark V Speedtronic systems?
Absolutely, it is designed specifically for integration with Mark V turbine control systems.

Q5: What protection features does the board include?
Field-to-logic isolation of 2,500 Vrms ensures safe operation of control circuits.