Allen-Bradley 1794-IB8S Safety Digital Input Module

FAQ

Q1. What is the main function of the 1794-IB8S?
It is a safety-rated FLEX I/O module used to monitor critical input devices such as emergency stops and safety switches.

Q2. What makes this module a “safety” module?
It is designed for safety circuits, supporting reliable monitoring of safety devices and integration into safety control systems.

Q3. How many input channels does it provide?
It provides 8 digital safety input channels.

Q4. What voltage does it operate at?
It operates at 24 VDC with a range of 10 to 31.2 VDC.

Q5. What kind of signals can it detect?
It detects DC digital signals from safety devices like E-stop buttons, interlock switches, and safety relays.

Q6. Does it require a communication adapter?
Yes, it must be used with a FLEX I/O communication adapter such as EtherNet/IP or DeviceNet.

Q7. What are its physical size and weight?
It measures approximately 6.9 × 9.4 × 8.0 cm and weighs about 0.18–0.25 kg.

Q8. What applications is it typically used for?
It is used in industrial safety systems where reliable monitoring of safety inputs is required, such as machine safety circuits, guard doors, and emergency stop systems.

1794-IB8S Allen Bradley

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