Description
Overview
The DS215TCCAG1BZZ01A Common Analog I/O Board is a GE‑engineered module used in the Mark V turbine control platform. It serves as a centralized interface for processing low‑level analog signals, converting them into conditioned data suitable for turbine monitoring, protection, and closed‑loop control. Its design supports a wide range of sensor types, making it a core component in gas and steam turbine instrumentation chains.
Functional Capabilities
The board manages multiple categories of analog inputs and outputs, including current loops, temperature sensors, and shaft‑related measurements. It performs signal scaling, isolation, and filtering before forwarding data to the control processor. The DS215TCCAG1BZZ01A also supports both 12‑bit and 16‑bit resolution depending on channel configuration, ensuring accurate representation of process variables.
Communication with the control system is achieved through an RS‑485 interface, providing noise‑resistant data transmission suitable for electrically harsh turbine environments. Hardware jumpers allow configuration of communication modes, test functions, and auxiliary port behavior.
Electrical and Mechanical Characteristics
The module is powered by a 24 VDC supply and incorporates 1500 V isolation barriers to protect sensitive electronics from transient disturbances. Its connectors support integration with GE terminal boards such as CTBA, TBQA, and TBCA, enabling flexible wiring arrangements.
| Parameter |
Specification |
| Model |
DS215TCCAG1BZZ01A |
| Product Type |
Common Analog I/O Board |
| Brand |
GE |
| Series |
Mark V / Mark VIe compatible |
| Dimensions |
28 × 21.4 × 2.5 cm |
| Weight |
0.6 kg |
| Origin |
USA |
| HS Code |
8537101190 |
| Condition |
New |
| Availability |
In Stock |
| Input Types |
4–20 mA, RTD, thermocouple, shaft voltage/current |
| Resolution |
12‑bit / 16‑bit |
| Isolation |
1500 V |
| Power Supply |
24 VDC |
| Communication |
RS‑485 |
| System Compatibility |
DCS / Mark V |
| Minimum Order |
1 unit |
Integration and Connectivity
The board includes:
-
Dedicated analog input channels
-
Power distribution connectors
-
Data bus interface
-
Multiple I/O terminals for field wiring
-
Jumper‑selectable configuration options
These features allow seamless installation into existing Mark V racks and simplify maintenance or system upgrades.
Application Scenarios
-
Gas turbine instrumentation and control
-
Steam turbine monitoring systems
-
Temperature and process variable acquisition
-
Shaft voltage/current measurement circuits
-
Retrofit and maintenance of GE Mark V control platforms
FAQ
Q: Does this board support both RTD and thermocouple inputs? A: Yes. It includes conditioning circuits for both sensor types.
Q: Can the module be used in Mark VIe systems? A: It is primarily designed for Mark V but may be used in certain Mark VIe configurations depending on system architecture.
Q: What isolation level is provided? A: The board includes 1500 V isolation for signal protection and noise immunity.
