Product Details
Configured for DC voltage regulation within industrial control cabinets, the Emerson SDN 20-24-100C (1X01047H01L Power Supply Module) provides direct physical electrical execution for converting AC line input into a stable 24 VDC output. The module functions as a primary power conversion component, maintaining specified voltage levels for controllers, I/O assemblies, and peripheral instrumentation within the Emerson automation ecosystem.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | SDN 20-24-100C (1X01047H01L) |
| Brand | Emerson |
| Origin | United States |
| Weight | 0.3 kg |
| Dimensions | 10.1 cm x 7.9 cm x 10.8 cm |
Cold Junction Compensation (CJC) and Thermal Management
The SDN 20-24-100C is designed to maintain thermal stability during high-load operations. When integrated into systems utilizing analog inputs, it supports proper loop power distribution, which is required to prevent thermal drift in signal conditioning circuits. Precise regulation is maintained to ensure that sensitive components, such as those relying on cold junction compensation (CJC) for temperature sensing, receive constant voltage, thereby preventing signal measurement errors caused by voltage fluctuations across the power distribution network.
Frequently Asked Questions (FAQ)
Q: Can the 24 VDC output be connected in parallel with another power supply module?
A: Paralleling outputs should only be performed if the specific module revision explicitly supports load sharing or redundant configuration modes. Refer to the system wiring diagrams to confirm if diode-ORing or parallel operation is permitted for this specific catalog number.
Q: What are the thermal clearance requirements for mounting this power supply?
A: Ensure at least 5 cm of free air space is maintained above and below the module to allow for natural convection cooling. Avoid installing heat-generating components directly adjacent to the power supply to prevent premature derating.
Field Installation Guidelines
- Mount the module on a standard 35 mm DIN rail, ensuring the locking clip is fully engaged to prevent movement.
- Terminate AC input wiring and DC output cabling according to the terminal designations printed on the module housing.
- Utilize wire ferrules for all connections to ensure low contact resistance and prevent conductor fraying.
- Ensure the cabinet earth ground is connected to the designated chassis terminal to provide a reference for noise filtering and transient protection.
- Verify output voltage at the terminal block using a calibrated multimeter prior to connecting critical I/O loads to ensure proper regulation.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
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Understanding Safety Relays in Industrial Automation: Architecture, Operation, and Functional Safety
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