Overview:

ABB SDCS-CON-4 3ADT313900R1501 Control Board
ABB SDCS-CON-4 (3ADT313900R1501) is a control board used in the ABB DCS800 series DC drive system. The control board is rsponsible for the core control algorithms, parameter management, fault diagnosis, and communication with external devices. Additionally, the control board processes signals from the power board and I/O board, generating trigger pulses for the thyristors to control the speed regulation of the DC motor.
Function & Features:

- FlashPROM Storage:ABB SDCS-CON-4 (3ADT313900R1501) allows parameters modified via the operation panel (DCS800 Panel) or DriveWindow Light/PC tools through serial communication to be immediately stored in FlashPROM.
- Control and Measurement Interfaces (X12, X13):ABB SDCS-CON-4 connects to the power interface board (such as SDCS-PIN-51 or SDCS-PIN-41) to acquire voltage, current, and temperature signals, and to output thyristor firing pulses.
- Management and Monitoring:ABB SDCS-CON-4 receives multiple operating voltages from the power board (such as SDCS-POW-1, POW-4, or PIN-4) via the X37 connector, and performs strict monitoring of the +5 V CPU supply voltage with a threshold of 4.75 V.
Specifications:
| Parameter | Details |
|---|---|
| Product Model | SDCS-CON-4 |
| Part Number | 3ADT313900R1501 |
| Power Supply Connector | X37 |
| Operation Panel Interface | X33 |
| Programming/Debugging Interface | X34 |
| I/O Expansion Interface | X1, X2 |
| Power Interface | X12, X13 |
| Net Weight of IOR810 | 0.32kg |
Questions & Answers
💡 FAQ
Q: What are the consequences when the watchdog function of the ABB SDCS-CON-4 is triggered?
A: When the watchdog is triggered:
- Writing to FlashPROM is disabled.
- A reset is performed and thyristor firing is disabled.
- All digital outputs are forced to a low level.
- All analog outputs are reset to 0 V.
Q: Can the X33 interface be connected using a standard Ethernet cable?
A: No. The X33 interface uses an RJ45 physical connector, but operates with an ABB proprietary communication protocol. The interface can only be connected to a DCS800 control panel or by using a dedicated 1:1 direct connection cable.
Q: What supply voltages are provided for the ABB SDCS-CON-4 control board?
A:The supply voltages are provided via the X37 connector and include: +48 V, +24 V, ±15 V, +5 V (encoder), and +5 V (CPU core).
The specific pin assignments are as follows:
Pin 3: +48 V
Pin 5: +24 V
Pin 7: +15 V
Pin 11: −15 V
Pin 13: +5 V (encoder)
Pin 23: +5 V (CPU)
Q: How can the firmware of the ABB SDCS-CON-4 control board be upgraded?
A: The firmware can be upgraded via the X34 programming interface using the DriveWindow PC Tool and the corresponding firmware file.
Q:What are the available shipping methods?
A: FedEx, DHL, UPS, and others.
Contact us
Our address
Room 1904, Building B, Diamond Coast, No. 96 Lujiang Road, Siming District, Xiamen, Fujian, China
Phone Number
+86 18059276824
sales7@nseauto.com


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