Honeywell 8U-PDIPA1 Digital Input Pulse Accumulator Module

Overview

The Honeywell 8U-PDIPA1 is a robust Digital Input Pulse Accumulator Module designed to integrate seamlessly into Honeywell’s Experion PKS (Process Knowledge System). This module effectively converts on/off states and pulse signals from field devices into actionable digital information, providing real-time monitoring and control. It is essential in industrial automation for precise pulse counting and digital input functionalities. The 8U-PDIPA1 supports flexible configurations, offering improved system protection with optical isolation to ensure reliable operation in harsh environments.

Key Features

16 Configurable Channels: The Honeywell 8U-PDIPA1 supports up to 16 configurable digital input channels, ideal for handling diverse automation needs.
Flexible Input Voltage: Operates with a 24 VDC input voltage, making it compatible with a wide range of industrial systems.
Precise Pulse Accumulation: Detects on/off states and accumulates pulses from field devices such as sensors and valves, with a maximum input frequency of 10 kHz.
High Current Capacity: The module can handle 5 mA input current and 550 mA output current, ensuring reliable performance across all channels.
Optical Isolation: Provides galvanic isolation between input and system to prevent electrical interference, enhancing system stability and noise immunity.
Temperature Resistance: Operates within a wide temperature range of -20°C to 60°C and can withstand storage temperatures between -40°C to 85°C.
Humidity Tolerance: Designed to function efficiently in environments with 5% to 95% non-condensing humidity.

Technical Specifications

Feature	Specification
Model Number	Honeywell 8U-PDIPA1
Input Voltage	24 VDC
Operating Voltage	24 VDC
Current Consumption	105 mA
Input Channels	16 configurable channels
Input Type	Digital (pulse accumulation)
Maximum Input Frequency	10 kHz (adjustable)
Pulse Width	Minimum 50 microseconds
Signal Type	24 VDC pulse
Current per Channel	5 mA (input), 550 mA (output)
Maximum Load per Channel	13 W
Isolation	Optical isolation
Operating Temperature	-20°C to 60°C
Storage Temperature	-40°C to 85°C
Humidity	5% to 95% non-condensing
Module Dimensions	120 mm (H) x 100 mm (W) x 50 mm (D)
Weight	Approximately 300 g

Applications

The Honeywell 8U-PDIPA1 is ideal for various industrial sectors, including:

Oil & Gas: Monitors and controls equipment and processes in harsh environments.
Chemical and Pharmaceutical: Ensures precise process monitoring and control for manufacturing processes.
Power Generation: Provides accurate pulse counting and real-time system diagnostics.
Water Treatment: Facilitates control and monitoring in water treatment facilities.
Manufacturing: Supports automation systems in manufacturing plants for precise control.