Product Details
Product Overview:
The Allen-Bradley 1746-P4 is a high-performance power supply module designed for use with the SLC 500 series programmable logic controllers (PLCs). This module is designed to provide a reliable power source for SLC 500 I/O systems, ensuring consistent operation in industrial automation environments.
Key Specifications:
-
Model: 1746-P4
-
Manufacturer: Allen-Bradley
-
Module Type: Power Supply
-
Input Voltage: 120 to 220 Volts AC
-
Input Power: 92 Watts
-
Typical Line Power Requirement: 180 VA
-
Inrush Current: 45 Amps
-
Frequency: 47 to 63 Hertz
Electrical Characteristics:
-
Backplane Current (5V DC): 10 Amps
-
Backplane Current (24V DC): 0.46 Amps
-
Internal Current Capacity:
-
5V DC: 10.0 A
-
24V DC: 2.88 A
-
Output Voltage Range: 18 to 30 Volts DC
Performance:
-
CPU Hold-up Time:
-
Full Load: 20 ms
-
No Load: 3000 ms
-
Operating Temperature: 0°C to 60°C (32°F to 140°F)
Physical Dimensions:
-
Weight: 0.91 kg (2.00 lbs)
-
Dimensions: 16.6 cm x 4.2 cm x 11.8 cm (6.53 in x 1.65 in x 4.64 in)
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
Preventing Emergency Stop Spurious Trips in Industrial Control Systems
Emergency Stop pushbuttons use Normally Closed contacts for fail-safe safety, but mechanical wear can cause costly spurious trips. This technical guide examines E-Stop contact failure root causes, redundant hardware setups, PLC logic monitoring, and maintenance strategies to maximize plant availability.
Why 24V DC Is the Universal Standard for Industrial Automation Power Supplies
Industrial manufacturing requires continuous uptime to prevent equipment damage. Unlike AC power, 24V DC circuits seamlessly integrate with UPS units and battery banks. During main grid failures, a 24V DC backup system instantly maintains PLC memory, instrument loops, and critical safety valves without interruption.
Site Acceptance Testing (SAT) for PLC Control Systems: An Engineering Execution Guide
The Site Acceptance Test (SAT) represents the definitive handover stage in industrial automation projects. While the Factory Acceptance Test confirms cabinet hardware assembly off-site, the SAT validates real-world performance under live site conditions. Consequently, a structured execution strategy prevents equipment damage and guarantees seamless integration into plant operations.