Product Details
Overview
The Allen-Bradley 1794-TB32 is a high-capacity FLEX I/O terminal base designed to accommodate 32 current sinking digital input channels. It delivers reliable signal acquisition and system integration for modular control networks. Compatible with various terminal bases, this unit is engineered to ensure precise, isolated communication between field devices and controllers.
Technical Specifications
-
Manufacturer: Allen-Bradley
-
Model / Part Number: 1794-TB32
-
Product Type: FLEX I/O Digital Input Module / Terminal Base
-
Number of Inputs: 32, current sinking
-
Recommended Terminal Bases: 1794-TB32, 1794-TB32S, 1794-TB62DS, 1794-TB62EXD4X15
-
Nominal Input Impedance: 22.2 kΩ
-
Isolation Voltage: 50 V continuous, Basic Insulation; type tested at 2121 V DC for 2 s (field side to system)
-
Channel Isolation: No isolation between individual channels
-
FlexBus Current: 25 mA @ 5 V DC
-
Max Power Dissipation: 6.0 W @ 31.2 V DC
-
Max Thermal Dissipation: 20.47 BTU/hr @ 31.2 V DC
-
Terminal Base Screw Torque: Determined by installed terminal base
-
External DC Supply Voltage: 24 V DC nominal
-
Indicators: 32 yellow status LEDs for field side monitoring
-
Dimensions (L x W x H): 6.9 × 9.4 × 9.4 cm
-
Weight: 2 kg
Applications
Suitable for distributed digital input collection in large-scale automation systems, process control, and remote monitoring. Ideal for use with ControlLogix or CompactLogix networks requiring high-channel density and reliable field communication.
FAQ
Q: How many input channels does 1794-TB32 support?
A: This terminal base accommodates 32 current sinking digital inputs.
Q: Can this unit isolate individual channels?
A: No, individual channels are not isolated; isolation is provided between the field and system side.
Q: Which terminal bases are compatible with this module?
A: Compatible with 1794-TB32, 1794-TB32S, 1794-TB62DS, and 1794-TB62EXD4X15.
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
Mastering Modern Industrial Joystick Controls in Heavy Automation
Industrial joysticks play a pivotal role in human-machine interaction across heavy material handling and mobile hydraulics. These tactile controllers translate complex operator movements into precise electrical signals for PLCs, motion controllers, and DCS networks. Consequently, selecting and installing the right joystick architecture ensures operator safety, reduces fatigue, and optimizes equipment performance.
Navigating Industrial Automation Failures: Types, Causes, and Mitigation Strategies
Modern manufacturing relies heavily on automated control systems to maximize throughput and maintain product quality. However, unplanned downtime in industrial automation can cost facility operators thousands of dollars per hour. Understanding how programmable logic controllers (PLCs), distributed control systems (DCS), and field instrumentation fail empowers engineering teams to implement robust preventive maintenance strategies.
Essential Motion Control Commands: A Practical Guide for Engineers
Automation engineers often rely on precise position and speed control to drive modern factory machinery. Modern industrial systems, such as Programmable Logic Controllers (PLCs) and Distributed Control Systems (DCS), depend heavily on standardized motion instructions. Mastering these commands ensures operational safety, protects mechanical components, and optimizes cycle times across production lines.