16-Point DC Input Module | 1794-IV16 Ser A | Allen-Bradley Flex I/O

Overview

The 1794-IV16 Ser A is a 16-channel digital input module from Allen-Bradley’s Flex I/O series. Engineered for high reliability, this module captures discrete DC signals and isolates them individually to ensure stable input processing in control systems. It is ideal for applications where signal integrity and durability under varied environmental conditions are essential.

Technical Specifications

• Manufacturer: Allen-Bradley

• Model / Part Number: 1794-IV16 Ser A

• Module Type: Flex I/O Digital Input Module

• Input Type: Digital

• Number of Inputs: 16 individually isolated

• Operating Voltage Range: 10…31.2V DC

• Nominal Input Voltage: 24V DC

• Off-state Maximum Voltage: 5V DC

• On-state Minimum Current: 2 mA per channel

• Off-state Maximum Leakage: 0.5 mA

• Surge Current: 2 A for 50 ms, repeatable every 2 s

• Operating Temperature Range: -20 to 70 °C

• Isolation: Individual channel isolation to protect signal integrity

Application Notes

• Suitable for industrial digital input monitoring requiring noise-free and isolated channels

• Compatible with Allen-Bradley Flex I/O systems

• Recommended for control and automation applications with multiple discrete DC signals

FAQ

Q: Can the 1794-IV16 Ser A handle high-voltage spikes?
A: Yes, it supports 2 A surge currents for 50 ms, repeatable every 2 s.

Q: What is the maximum operating temperature?
A: The module functions reliably from -20 °C to 70 °C.

Q: Are inputs individually isolated?
A: Yes, each of the 16 inputs is fully isolated to prevent signal cross-talk.