Emerson

MTL | 8123-PL-QU | Pulse & Quadrature Input Module PAC8000

  • Manufacturer: Emerson

  • Product No.: 8123-PL-QU

  • Product Type: Pulse / Quadrature Input Module

  • Product Origin: USA

  • Payment: T/T

  • Weight: 1300g

  • Shipping port: Xiamen

  • Warranty: 12 months

Product Overview

The MTL 8123-PL-QU is a 2-channel pulse and quadrature input module for the PAC8000 I/O system. It captures high-speed pulse signals and quadrature encoder inputs from flow meters, proximity sensors and rotary encoders for precise monitoring and control.

Key Specs

  • Channels: 2 pulse inputs or 1 quadrature input
  • Frequency: 1 Hz to 50 kHz (approx. 12.5 kHz in quadrature mode)
  • Sensor types: NAMUR, current pulse, voltage pulse, switch
  • Input voltage: 0–24 V DC (max 50 V DC class)
  • Accuracy: ±0.05% of span @ 25 °C class
  • System: MTL / Emerson PAC8000

Why Choose This

  • High-speed pulse and encoder counting
  • Supports multiple sensor types
  • Suitable for hazardous-area installations
  • Compact PAC8000 module form factor

Common Questions

  • Channels? 2 pulse or 1 quadrature.
  • Max frequency? 50 kHz class.
  • System? PAC8000.

Mounting Steps

  1. Install the module on the PAC8000 carrier.
  2. Snap on the matching field terminal.
  3. Wire the pulse or encoder field devices.
  4. Configure channel mode and scaling in the system.
  5. Verify count values and diagnostics.

Buying Advice

  • Select for flow, speed or position pulse applications.
  • Confirm sensor type and frequency requirements.
  • Useful spare for PAC8000 high-speed input positions.
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