Product Details
The ABB UFC718AE101 HIEE300936R0101, also cataloged as the UFC718AE101 Main Circuit Interface Board, operates as a dedicated hardware component for signal conditioning and system interface execution within ABB AC drive platforms. It provides direct physical signal processing between power circuits and system controllers, translating 24 VDC input power into a 0-10 VDC output control signal while driving up to 1 A maximum load current. Equipped with an onboard Modbus RTU interface, the board operates within an environmental temperature range of -40 deg C to 70 deg C under an IP20 enclosure rating.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | UFC718AE101 HIEE300936R0101 |
| Base Model | UFC718AE101 |
| Brand | ABB |
| Origin | Switzerland |
| Weight | 0.2 kg |
| Dimensions | 45.7 x 5.1 x 12.7 cm |
| Operating Temp | -40 deg C to 70 deg C |
| Power Consumption | 24 W (24 VDC at 1 A max load) |
| Input Voltage | 24 VDC |
| Output Voltage | 0-10 VDC |
| Maximum Load Current | 1 A |
| Communication Interface | Modbus RTU |
| Protection Class | IP20 |
Backplane Bus Communication Velocity and Firmware Flash Compatibility
The board architecture optimizes backplane bus communication velocity across internal drive buses to maintain real-time data exchange with central control units. High-speed serial protocol stacks execute Modbus RTU frame handling without introducing transmission latencies, maintaining cycle stability under high I/O density scaling. Integrated firmware flash compatibility ensures synchronized parameter execution during drive power-up sequences and preserves control state parameters across system reboots.
Frequently Asked Questions
Q: What are the shielding requirements for the Modbus RTU communication bus?
A: The Modbus RTU network requires a twisted shielded pair cable. The shield conductor must be grounded at a single point to the main earth ground terminal of the enclosure to eliminate ground loops and prevent signal distortion.
Q: How is the 0-10 VDC output signal protected against overload conditions?
A: The output channel is rated for a maximum load current of 1 A. Circuit design includes current-limiting features to protect the board during external wiring faults or impedance mismatches.
Field Installation Guidelines
- Ensure all main AC drive power sources and auxiliary 24 VDC supplies are completely de-energized prior to installing or servicing the interface board.
- Mount the board inside an enclosure rated IP54 or higher if operating in environments exposed to moisture, conductive dust, or corrosive gases, as the unit carries a standalone IP20 rating.
- Verify signal cable routing maintains a minimum clearance of 200 mm from high-voltage AC motor leads and power cables to prevent electromagnetic coupling.
- Secure all mounting hardware to guarantee chassis earthing paths through the physical board retainers.
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.































