The Yokogawa AAP135-S00 S2 is a high-performance pulse input module designed for integration within the Centum CS and Centum VP distributed control systems. This module provides reliable signal acquisition for various pulse-based instrumentation, supporting both 2-wire contact and 3-wire power-supply-type configurations.

Features

• Eight fully isolated input channels for enhanced signal integrity.
• Supports 2-wire contact ON/OFF, voltage pulse, and current pulse inputs.
• Compatible with 3-wire power-supply-type voltage pulses.
• Broad input frequency range covering 0 to 10 kHz.
• Galvanic isolation between channels and between the input and system for safety.
• Fast data update period of 2 ms for real-time monitoring.

Technical Specifications

Installation Guidelines

• Ensure the control system is powered down before installing or removing the module from the rack.
• The module should be handled in an ESD-safe environment to prevent damage to internal circuitry.
• Verify that all field wiring is properly shielded to minimize electromagnetic interference (EMI).
• Maintain adequate clearance for ventilation around the module to prevent overheating during operation.
• Ensure that the module is firmly seated in the backplane connector to guarantee stable communication with the system bus.

FAQ

What is the primary function of the AAP135-S00 S2?
This module is designed to process pulse input signals from field devices, converting them into digital data for use within the Yokogawa Centum control environment.

Does this module require external power?
Yes, it draws power from both the 5 V DC and 24 V DC system rails as specified in the technical parameters.