Allen-Bradley 1790-T0V16X CompactBlock Guard I/O 16 Sinking Output

Product Overview

The Allen-Bradley 1790-T0V16X is a high-density digital output module for heavy-duty industrial automation. This DeviceNet base and expansion module delivers 16 sinking outputs in a compact form factor. It connects control logic to field devices like valves, actuators, and indicators. Built-in photocoupler isolation protects core control logic from electrical noise. The rugged design ensures maximum uptime in harsh factory environments. Engineers rely on this 16 point sinking output module for precise decentralized control.

Technical Specifications

Output Channels

• Number of outputs: 16 nonisolated sinking points
• Nominal on-state voltage: 24V DC
• Minimum on-state voltage: 10V DC
• Maximum on-state voltage: 28.8V DC
• Maximum voltage drop: 0.5V DC
• Minimum channel current: 1 mA
• Maximum off-state voltage: 28.8V DC
• Maximum leakage current: 0.5 mA

Electrical Current Ratings

• Maximum current per output: 0.5 A
• Maximum current per common: 4.0 A
• Common arrangement: 8 points per common with 2 COM terminals

Response Delay Times

• Maximum off to on delay: 0.5 ms
• Maximum on to off delay: 1.0 ms

DeviceNet Power Supply

• Nominal supply voltage: 24V DC
• Voltage operational range: 11V DC to 28.8V DC
• Maximum power dissipation: 1.2 W at 28.8V DC

Field Side Power

• Nominal field voltage: 24V DC
• Field voltage range: 10V DC to 28.8V DC
• Power dissipation per point: 6 mA at 28.8V DC

Safety and Signal Isolation

• Isolation type: Photocoupler isolation between I/O and logic circuit
• Continuous isolation voltage: 1250V AC RMS test rating

Environmental and Operations

• Operating temperature range: 0 to 60 degrees Celsius
• Storage temperature tolerance: -40 to 85 degrees Celsius
• Relative humidity limits: 5 to 95 percent non-condensing
• Vibration resistance rating: 5G at 10 to 500 Hertz
• Electromagnetic compatibility: High ESD and RF noise immunity

Installation and Wiring Guide

• Mount the 1790-T0V16X module securely on standard DIN rail.
• Use the integrated M3.0 screw terminal block for all wiring.
• Connect only copper or copper-clad aluminum electrical conductors.
• Tighten terminal screws to a maximum torque of 7 lb-in.
• Wire the 2 COM terminals to separate your 8-point output groups.
• Ensure clear space around the module ventilation slots for proper cooling.

Commissioning and Diagnostic Functions

• Read the 16 green status indicators on the front panel for easy troubleshooting.
• Individual LEDs show the real-time on or off state of each output channel.
• Monitor DeviceNet network status via the dedicated module communication LEDs.
• Check field power connections instantly if all channel indicators turn off.
• Use control software to track total current run time and fault history codes.

System Compatibility and Certifications

• Fully compatible with all Allen-Bradley DeviceNet master scanners.
• Connects seamlessly to master controllers via standard drop lines or trunk lines.
• Supports automatic device replacement configuration options through your programming software.
• Certified for CE low voltage and electromagnetic compatibility directives.
• Complies with UL and c-UL safety standards for industrial control equipment.

Shipping, Packaging, and Warranty

• Inside the box: One Allen-Bradley 1790-T0V16X module and hardware installation sheet.
• Every purchase includes our comprehensive **12-month functional warranty** protection.
• We ship international orders fast via FedEx, UPS, or DHL express couriers.
• Tracking numbers are provided immediately after package dispatch from our warehouse.

Typical Application Scenarios

• Drives low-power DC solenoids and pneumatic control valves in packaging machines.
• Commands solid-state relays in automated assembly line conveyor systems.
• Controls indicator lights and alarm sirens on factory floor operator panels.
• Manages distributed I/O blocks in large automotive paint booth applications.

Frequently Asked Questions

• Q: Can I mix different voltages on the two separate common terminals?
• A: No, both commons must use the same 24V DC nominal power source.
• Q: What happens if an output channel exceeds the 0.5 A limit?
• A: External fusing is required to protect the module from overcurrent damage.
• Q: Is this module hot-swappable on the DeviceNet network?
• A: You must disconnect power before removing or replacing the terminal block.
• Q: Need urgent technical pricing or stock availability updates?
• A: Contact our sales team directly via email at info@oiltechcontrols.com for fast support.
• A: You can also message our support engineers on WhatsApp at +86 158 8020 0923 now.

Copyright © 2026 Oiltech Controls Limited. All rights reserved.

Original Source: https://www.oiltechcontrols.com/

All rights reserved.