This guide helps you locate the official Digicon MD-400A manual. The actual PDF is copyrighted by Digicon or its parent company. Always follow the safety warnings printed inside the original manual. The author does not host or distribute the PDF file.
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DIGICON MD-400A is a compact, digital temperature controller designed for industrial automation and precision thermal management. It belongs to the MD-A Series, known for its high sampling speed and versatile input/output options. Key Specifications and Features Dimensions : A standard compact size of with a short depth of for space-saving installation. High Sampling Speed : Features a fast measurement sampling rate of Versatile Sensor Inputs : Compatible with multiple sensor types, including Thermocouple Types K, J, R, T Dual Control Modes : Offers both PID Control (with Auto-Tuning) for precision and standard ON-OFF Control Flexible Output Options : Users can select between SSR (Solid State Relay) outputs within the same unit. Visual Interface 4-digit LED display
showing both Process Value (PV) and Set Value (SV) for clear monitoring at a distance. Safety & Alarms
: Includes a "Control loop break alarm" and up to 8 programmable alarm patterns.
บริษัท แสงชัยมิเตอร์ จำกัด Operation and Configuration
The device is designed for ease of use in diverse applications such as ovens, plastic machinery, and environmental chambers. When the SSR output is selected, the internal relay can often be repurposed as an alarm output (Alarm 1 and Alarm 2), providing integrated safety signaling without additional hardware.
บริษัท แสงชัยมิเตอร์ จำกัด Documentation and Availability
While specific PDF manuals for the MD-400A can be found through authorized distributors like Sang Chai Meter Siemhuad Electric , users typically look for the MD-A Series Manual which covers the entire range (MD-400A through MD-900A). www.siemhuad.com programming guide for this controller?
Even without reading cover-to-cover, the manual PDF can resolve the top three user complaints:
Don't rely on guesswork when it comes to your precision tools. Keeping a digital copy of the Digicon MD-400A Manual PDF saved to your phone or computer ensures you have the answers you need the moment a technical question arises.
If you cannot find the PDF online, we recommend contacting Digicon’s technical support directly—they are often able to email a digital copy within 24 hours. Digicon Md-400a Manual Pdf
Have you found a working link for this manual? Share it in the comments below to help other technicians!
Digicon MD-400A is a specialized digital temperature controller known for its compact design and high-speed sampling capabilities. While a technical manual typically focuses on wiring and terminal settings, a "deep essay" on the subject explores the intersection of precision engineering, industrial automation, and the philosophy of control systems. The Philosophy of Precision: Exploring the Digicon MD-400A Digicon MD-400A
serves as a bridge between the physical world of heat and the digital world of logic. At its core, the device represents the modern industrial drive toward miniaturization and versatility 1. The Architecture of Responsiveness The manual highlights a sampling speed of 0.1 seconds
. In an industrial context, this is not merely a speed metric; it is a safeguard against entropy. High-speed sampling allows the
to detect minute thermal fluctuations before they escalate into process failures. This responsiveness is critical in sectors like plastics manufacturing or food processing, where even a few degrees of variance can compromise product integrity. 2. Hybridization of Output Logic
One of the most compelling features discussed in its technical documentation is the ability to switch between Relay and SSR (Solid State Relay)
outputs within a single unit. This dual-capability addresses a fundamental engineering challenge: the balance between mechanical durability and high-frequency switching. Relay outputs are robust for simple on/off tasks. SSR outputs
allow for the rapid pulse-width modulation required for fine-tuned PID control.
By integrating both, the MD-400A manual outlines a machine that is adaptable to varying mechanical lifetimes and precision requirements. 3. The PID Intelligence and Auto-Tuning The MD-400A utilizes PID (Proportional-Integral-Derivative) control
, a mathematical algorithm that predicts future errors based on past and current temperature trends. The "Auto-Tuning" function mentioned in the MD-A Series documentation
simplifies what would otherwise be a complex calculus problem for technicians, democratizing advanced thermal management. 4. Spatial Efficiency as a Design Goal With a depth of only This guide helps you locate the official Digicon
, the MD-400A reflects the "space-saving" ethos of modern control panel design. As industrial systems grow more complex, the physical real estate within a control cabinet becomes a premium resource. The manual for the MD-400A isn't just teaching a user how to set a temperature; it is showing them how to maximize the efficiency of their physical infrastructure. Summary of Technical Specifications Specification Sampling Rate 0.1 Seconds Input Types Thermocouple (K, J, R, T), RTD (Pt100) Output Type Selectable Relay or SSR Control Logic ON/OFF or PID (with Auto-Tuning) 4-Digit LED for PV (Process Value) and SV (Set Value) Mounting Depth In conclusion, the Digicon MD-400A
The DIGICON MD-400A is a compact digital temperature controller from the MD-A series, primarily used for industrial temperature management. Core Features
Dual Display: Features a 4-digit, 7-segment LED display showing both the Process Value (PV) and Set Value (SV) simultaneously.
Multi-Input Support: Compatible with various sensors, including Thermocouples (Type K, J, R, T) and RTD (Pt100).
Hybrid Output: The device uniquely allows users to select between Relay and SSR (Solid State Relay) voltage pulse outputs within a single unit.
Control Modes: Supports both standard On-Off Control and advanced PID Control for precise thermal stability.
High Sampling Speed: Offers a fast measuring speed of up to 0.1 seconds.
Alarm Functions: Provides up to 8 configurable alarm patterns. If using SSR output, you can use up to 2 alarm relays. If using Relay output, 1 alarm relay is available. Technical Specifications Panel Size: 48 x 48 mm (DIN standard).
Selectable Units: Supports both Celsius (°C) and Fahrenheit (°F) display.
Power Input: Standard mains voltage (check order code for specific ratings).
While some distributors like Sangchai Meter provide download links for catalogs, the full PDF manual is often included only with physical purchase or requested via authorized dealers. Have you found a working link for this manual
DIGICON MD-400A เครื่องวัดและควบคุมอุณหภูมิแบบดิจิตอล
The Digicon MD-400A is a compact digital temperature controller designed for industrial applications requiring precise thermal management. It is a key model in the MD-A series, featuring a standard DIN size of
and a clear 4-digit LED display for both process (PV) and set values (SV). Key Specifications & Features
Multi-Input Support: The device is compatible with various sensors, including Type K, J, R, and T thermocouples, as well as Pt100 RTDs.
Dual Output Options: Users can toggle between Relay and SSR (Solid State Relay) outputs within a single unit.
Control Modes: It offers both simple ON-OFF control and advanced PID control with an Auto-Tuning function to automatically calculate optimal PID parameters.
High Sampling Speed: Features a fast sampling time of approximately 0.1 seconds.
Alarm Functions: Includes up to 8 alarm patterns and a Control Loop Break Alarm to notify users of system failures. Manual & Configuration Insights
While a direct "MD-400A" branded PDF manual from the manufacturer is often found through regional distributors like Sang Chai Meter or IES Thailand, common configuration values for PID settings typically include: Proportional Band (Pb): Default at 30. Integral Time (I): Default at 240. Derivative Time (d): Default at 60.
The device's compact depth of only 63 mm makes it suitable for installation in tight control panels.