Description
The Yokogawa 8662560000 (internally designated as model TCDM24) is a dedicated 24 V DC signal distribution and interface terminal module. Co-developed and manufactured via OEM partnership with Weidmüller, it is deployed within Yokogawa CENTUM distributed control systems (DCS) to facilitate secure wiring transition, signal routing, and marshalling between field instrumentation and control system I/O cards.
Technical Specifications
| Parameter | Value |
| Manufacturer | Weidmüller (OEM for Yokogawa) |
| Internal Code / Model | TCDM24 |
| Module Type | Signal Distribution / Terminal Module |
| Nominal Voltage | 24 V DC |
| Terminal Type | M3 screw terminals with protective covers |
| Mounting Type | Standard DIN-rail or cabinet rack mounting |
| Enclosure Protection | IP20 (cabinet internal) |
| Operating Temperature | 0 to +50°C |
| Humidity Range | 5% to 90% RH (non-condensing) |
Availability, Lead Time, and Commercial Terms
- Condition: New Original / Factory Sealed Surplus (Refurbished options occasionally available upon request).
- Standard Lead Time: 2 to 4 business days for stock items. Expedited shipping options available for urgent plant turnarounds.
- Warranty: 12-month standard replacement warranty covering hardware defects from the date of invoice.
- Pricing Note: Listed price is indicative and subject to current market conditions. Contact our sales engineering desk for a firm, project-specific quotation.
Engineering Integration Notes
In process automation implementations using CENTUM series hardware, the TCDM24 module handles centralized 24 V DC distribution and signal pass-through for field devices. When installing or replacing this module in marshalling cabinets, ensure all power feeds are locked out to protect downstream analog and digital loop circuits from transient short circuits.
Verify that cable shields are properly tied to the designated functional earth (FE) grounding terminals to maintain high-frequency noise suppression and adhere to EMC installation guidelines. Cross-reference your specific system loop diagrams to confirm pin-to-pin compatibility with incoming multi-core pre-fabricated cables.
Frequently Asked Questions
Q: Is the Yokogawa 8662560000 compatible with both CENTUM CS and CENTUM VP systems?
A: Yes, this terminal module serves as a universal marshalling and distribution interface across compatible Yokogawa DCS architectures, provided the correct system cable assembly is utilized.
Q: Does this part number include the system connection cable?
A: No. The part number covers the terminal module block only. Pre-fabricated multi-core system cables connecting the module to the Yokogawa I/O cards must be ordered separately.
Q: What compliance standards apply to this terminal assembly?
A: The module complies with CE requirements and standard industrial safety specifications for control cabinet installations. Verify exact hazardous area classification requirements with the OEM datasheet if deploying outside a non-classified or purged enclosure.
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