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8EAC0151.003-1 B & R Automation

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Internal Product Review

The 8EAC0151.003-1 is a plug-in encoder module by B & R Automation. It features 4x evaluation for high accuracy, supports input frequencies up to 6.25 MHz (RS422), and is short-circuit proof. It weighs just 72 g and has slim 82×24×103 mm design.

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Product Description:

The 8EAC0151.003-1 Plug-in Module is designed to provide efficient operation in applications requiring incremental encoding. It is equipped with a 10 pin male industrial connector and can handle up to 300 mA load capacity.

The 8EAC0151.003-1 module from B & R Automation operates using square wave signals and offers a 4x evaluation mode for high accuracy. It supports input frequencies of up to 6.25 MHz (RS422) and 200 kHz (TTL 5 V, HTL 12 V). The maximum counter frequency is 25 MHz (RS422) and 800 kHz (TTL 5 V, HTL 12 V). The module features a minimal distance between edges of 40 ns (RS422) and 340 ns (TTL 5 V, HTL 12 V). Its compact dimensions of 82 mm in width, 24 mm in length and 103 mm in depth allows for seamless integration into a wide range of systems and applications. The small size ensures it can fit into confined spaces without compromising performance. The module’s use of an iX industrial connector with a 10 pin male configuration (coding B) facilitates quick and secure connections. There are no status indicators in this module. This plug-in module is highly versatile for applications requiring reliable encoder performance in industrial environments.

The 8EAC0151.003-1 module supports an output voltage of 5 V ± 5 % and 12 V ± 10 % for power supply. It also comes with a protective design being overload proof and short circuit proof. The encoder’s cable length can be up to 75 meters when using the RS422 interface (with a digital filter) and up to 25 meters for all other interfaces. The total weight of the unit is 72 g which contributes to its ease of integration into systems with limited space.

Compliant With
MIL-DTL-38999
Contact Gender
Socket
Contact Retention
67 N minimum
Contact Size
16
Current Rating
13 Amps
Insulation Resistance
5000 MΩ min
Material
Copper Alloy
Mating Cycle Durability
500 cycles
Operating Temperature Range
-55°C to +125°C
Plating
Gold over Nickel
Resistance
≤ 3 mΩ
Termination Style
Crimp
Type
Contact
Wire Gauge
16 AWG

Frequently Asked Questions about 8EAC0151.003-1:

Q: How does the 8EAC0151.003-1 handle high-frequency input in encoder applications?

A: The 8EAC0151.003-1 supports input frequencies up to 6.25 MHz using RS422 and 200 kHz with TTL 5 V or HTL 12 V. This allows it to accurately process high-speed incremental signals in demanding industrial setups.

Q: Can the 8EAC0151.003-1 module maintain signal fidelity over longer encoder cable lengths?

A: With RS422 and a digital filter, it supports cable lengths up to 75 meters without compromising signal quality. For TTL and HTL, the maximum length is 25 meters to ensure stable transmission.

Q: What edge timing performance can be expected from the 8EAC0151.003-1 in RS422 mode?

A: It delivers a minimal edge distance of just 40 ns in RS422 configurations. This tight timing window ensures high-resolution edge detection in fast-moving automation environments.

Q: How does the 8EAC0151.003-1 module manage harsh operating conditions like overloads or shorts?

A: It’s built with overload and short-circuit protection for industrial resilience. This safeguards connected components and ensures long-term reliability during electrical stress events.

Q: What integration benefits does the 8EAC0151.003-1 provide for space-limited control systems?

A: Its compact form - 82 mm wide, 24 mm long, and 103 mm deep - suits tight enclosures. Weighing just 72 g, it integrates easily without adding mechanical strain to compact assemblies.

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