Configured for signal distribution in EX2000 excitation systems, the General Electric DS200RTBAG3AEB (DS200RTBAG3AEB Relay Terminal Module) provides direct physical and electrical execution of relay-based switching for control feedback and actuator logic.

Suffix Breakdown & Model Matrix

• DS200: Indicates the industrial drive/exciter assembly series.
• RTBA: Designates the Relay Terminal Board architecture.
• G3: Specifies the hardware generation or revision level.
• AEB: Defines the specific technical iteration and board configuration layout.

Hardware Specifications

PLC and Controller Communication

The General Electric DS200RTBAG3AEB facilitates deterministic signal handling within the EX2000 exciter cabinet. The module interfaces with the LAN I/O Terminal Board (LTB), requiring precise backplane bus communication velocity to maintain synchronization between pilot relay triggers and secondary output states. Firmware flash compatibility is governed by the exciter's master control revision; installers must verify that the system logic supports the G3 hardware iteration. The module’s I/O density scaling allows for the simultaneous control of seven DPDT (two Form C contacts) relays and three 4PDT (four Form C contacts) relays, ensuring robust isolation between control signals and field power circuits.

Frequently Asked Questions (FAQ)

Q: Can the relays be triggered by external remote inputs?

A: Yes. The board is designed to accept inputs either directly from the LTB pilot relays or via remote user-defined signals for increased system flexibility.

Q: Is this module capable of hot-swapping within the EX2000 cabinet?

A: No. All power must be isolated from the terminal module and the exciter rack prior to insertion or removal to prevent potential damage to the control backplane.

Field Installation Guidelines

1. Preparation: De-energize the drive or exciter cabinet. Verify that no voltage is present on the relay terminals or the LTB interface.
2. Mounting: Secure the board within the designated cabinet slot using the provided mounting hardware, ensuring sufficient clearance for cable routing.
3. Wiring: Terminate signal cables to the appropriate relay contacts. Ensure wire gauge is appropriate for the relay current rating and that shields are properly grounded at the cabinet entry.
4. Interface Connection: Connect the ribbon cables from the LTB to the terminal module, ensuring the connectors are seated to prevent signal latency or intermittent contact.
5. Verification: Before restoring power, inspect the board for any loose debris or terminal shorts. Monitor relay operation indicators during the initial power-on diagnostic sequence.