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Allen-Bradley 199-LF1 SLC 500 Low-Level Analog Input Module

Allen-Bradley 199-LF1 SLC 500 4-channel low-level analog input module.

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ManufacturerAllen Bradley

Part number199-LF1

Number of Channels 4

Input Type Low-Level Voltage

Voltage Range per Channel +/-50mV

Resolution 12-bit

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4 low-level analog input channels High resolution (12-bit) Sensitive millivolt signal measurement Ideal for thermocouples/strain gauges SLC 500 compatible Precise data acquisition

Product description

The Allen-Bradley 199-LF1 is a low-level analog input module for the SLC 500 system, featuring 4 channels designed for high-resolution measurement of very small voltage signals. This module provides 12-bit resolution and is optimized for signals in the millivolt range, making it suitable for sensitive measurement applications.

This module is typically used in applications requiring precise measurement of signals from thermocouples, strain gauges, or other low-level sensors. It's found in specialized industrial settings such as laboratory automation, scientific research equipment, and high-precision manufacturing processes where accurate detection of minute voltage variations is critical.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the 199-LF1 module. We provide reliable access to specialized components like this low-level analog input module, helping you maintain or upgrade your sensitive measurement systems with quality surplus parts.

Technical specifications

Number of Channels	4
Input Type	Low-Level Voltage
Voltage Range per Channel	+/-50mV
Resolution	12-bit
Input Impedance	100 M Ohms
Isolation	None
Series	SLC 500
Backplane Current	280mA @ 5VDC

Common applications

Thermocouple Measurement

Strain Gauge Input

Laboratory Automation

Scientific Equipment

High-Precision Manufacturing

Sensitive Signal Detection

Process Monitoring

Compatible systems

SLC 500 Series Controllers (e.g., 1747-L511, 1747-L524, 1747-L531, 1747-L532, 1747-L541, 1747-L542, 1747-L551, 1747-L552)

Also known as

199LF1, Allen Bradley SLC 500 Analog Input, Low Voltage Input Module

Replaces / compatible with

The 199-LF1 is designed for applications needing to measure very small voltage signals that standard analog input modules cannot accurately capture within the SLC 500 family.

Technical note

Expert tip

Due to its sensitivity to small signals, ensure the wiring to the 199-LF1 module is shielded and routed away from high-noise sources to maintain signal integrity.

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Frequently asked questions

What is the primary use case for the Allen-Bradley 199-LF1 module?

The Allen-Bradley 199-LF1 module is primarily used for acquiring very low-level analog voltage signals, such as those from thermocouples or strain gauges, with high resolution. It's designed for applications where precise measurement of millivolt-range signals is required.