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Product Overview
The Honeywell 8C-PDISA1 Digital Input Module is designed for high-performance signal acquisition in Honeywell Experion Process Knowledge System (PKS) and Safety Manager environments. It collects discrete on/off signals from field devices such as pushbuttons, limit switches, and sensors, delivering them reliably to the control system. This module offers high channel density, fast response times, and integrated diagnostics to ensure accurate and dependable operation in mission-critical applications. Its modular architecture simplifies installation, maintenance, and system expansion, making it a key component for modern industrial automation.
Key Features
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High-density discrete input module for Experion PKS and Safety Manager
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Reliable signal acquisition with fast processing
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Integrated diagnostics for fault and line monitoring
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Modular design for ease of replacement and scalability
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Redundant I/O support for high availability
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Rugged build for harsh industrial environments
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Wide operating temperature range for versatile deployment
Technical Specifications
| Parameter | Specification |
|---|---|
| Model Number | 8C-PDISA1 |
| Module Type | Digital Input Module |
| Manufacturer | Honeywell |
| Function | Acquires discrete on/off signals from field devices |
| Input Channels | High-density configuration (system-dependent) |
| Input Type | Dry contact or voltage-type inputs |
| Input Voltage Range | Typically 24 VDC (consult system manual) |
| Response Time | Fast response suitable for real-time control |
| Diagnostics | Built-in fault and line monitoring |
| Power Supply | From system backplane |
| Operating Temperature | -40°C to +70°C |
| Storage Temperature | -40°C to +85°C |
| Humidity Range | 5% to 95% non-condensing |
| Dimensions | 125 × 30 × 200 mm |
| Weight | 0.38 kg |
| Certifications | CE, UL, CSA |
Industry Applications
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Oil & gas exploration, refining, and transport
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Chemical manufacturing and process industries
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Power generation facilities
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Water and wastewater treatment plants
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Pharmaceutical manufacturing
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Pulp and paper production
Frequently Asked Questions (FAQ)
Q1: What is the primary function of the 8C-PDISA1 module?
It captures and transmits discrete (on/off) signals from field devices to the control system.
Q2: Does it support redundancy?
Yes, it works in redundant configurations to ensure continuous system operation.
Q3: What diagnostic features are included?
It offers built-in fault detection and line monitoring capabilities.
Q4: Can the module be replaced without shutting down the system?
Yes, it is hot-swappable to minimize downtime during maintenance.
Q5: What input voltage does it accept?
Typically 24 VDC, though exact specifications depend on the system configuration.
Q6: Is a specific termination assembly required?
Yes, it must be connected to a compatible Honeywell termination assembly.
Q7: How many input channels are available?
It provides high-density input channels, depending on the configured system.
Q8: Is it suitable for safety-critical environments?
Yes, when installed and configured according to Honeywell safety guidelines.
Q9: What are the environmental limits for operation?
It operates from -40°C to +70°C and can handle 5% to 95% humidity non-condensing.
Q10: How does it receive power?
It is powered via the system backplane with no need for an external supply.
Related Modules
| Model Number | Description |
|---|---|
| 8C-PDILAI | Digital Input Module |
| 8C-POZSA1 | Digital Output Module |
| 8C-PAIMA1 | Analog Input Module |
| 8C-PAOHA1 | Analog Output Module |
| 8C-PAONA1 | Pulse Input Module |
Popular Honeywell Modules
| Model Number | Description |
|---|---|
| CC-TAIX01 | Analog Input Module |
| CC-TDIL01 | Digital Input Module |
| CC-PAOH01 | Analog Output Module |
| CC-TDOR01 | Digital Output Module |
| CC-PCNT01 | Controller Module |
