Samwon PID Temperature Controller SD-49M-RRRN

Introduction – Samwon PID Temperature Controller SD-49M-RRRN

The Samwon PID Temperature Controller SD-49M-RRRN is a high-performance industrial temperature controller designed for precise and stable thermal management in professional applications. Equipped with multi-input capability—including thermocouples, RTD sensors, analog voltage, current signals, and even humidity sensors—the device provides versatile compatibility for a wide range of industrial processes. Its relay-based outputs and advanced PID/ON-OFF control methods make it suitable for dynamic and sensitive systems requiring accuracy and operational reliability.

Thanks to its compact dimensions of W48 × H96 × D107 mm and a standard panel cutout size of 45 × 90 mm, the SD-49M-RRRN fits seamlessly into industrial control cabinets and automation panels. This makes it ideal for OEMs, system integrators, and maintenance engineers who require robust and efficient temperature control solutions in environments such as plastics, food processing, industrial machinery, and HVAC systems.

The controller integrates a clear digital display showing both PV (actual temperature) and SV (setpoint), enabling continuous monitoring and quick tuning adjustments. With support for 10 types of protective alarms—including sensor break and heater break detection—it ensures safer operation, reduced downtime, and reliable performance across production lines.

The SD-49M-RRRN is widely used across the UAE and MENA regions, where Dubai Sensor supplies and supports industrial automation products. Its dependable functionality and multi-sensor input flexibility make it a reliable solution for demanding temperature-critical processes.

Key Features & Benefits

• Supports multiple input types: Thermocouples (K, J, R, S, B, E, T, C), RTD (PT100Ω), humidity sensors, 0–10 VDC, 1–5 VDC, 4–20 mA
  
• Three independent relay outputs for heater, fan, alarms, or auxiliary devices
  
• PID and ON/OFF control methods for precise thermal regulation
  
• Clear digital display showing PV and SV values simultaneously
  
• Wide power input range: 100–240 VAC
  
• Compact industrial design: W48 × H96 × D107 mm
  
• 10 safety alarms including sensor break and heater break detection
  
• Reliable performance suitable for industrial automation applications
  

Technical Specifications – Samwon PID Temperature Controller SD-49M-RRRN

Applications & Industries

• Injection molding and plastic processing
  
• Food and pharmaceutical equipment
  
• Industrial ovens, dryers, and thermal chambers
  
• HVAC and industrial climate control systems
  
• General industrial machinery and automation lines
  
• Laboratory and research equipment requiring precise temperature control
  

The controller’s versatility and multi-sensor support also make it suitable for projects across the UAE and MENA regions, where stable and accurate temperature management is essential.

Installation, Commissioning & Maintenance

The SD-49M-RRRN is designed for easy integration with standard panel cutouts (45 × 90 mm), simplifying installation. Once mounted, wiring the sensor inputs and relay outputs can be completed quickly thanks to the unit's clear terminal layout. After installation, users can configure the controller by adjusting PV/SV values and setting the desired control method (PID or ON/OFF) based on their process requirements.

Routine maintenance includes checking wiring terminals, verifying sensor integrity, and monitoring for alarm notifications such as sensor break or heater break. The device’s protective alarms help ensure safe operation and early detection of potential failures, improving system reliability and reducing downtime.

Why Choose Samwon PID Temperature Controller SD-49M-RRRN

The SD-49M-RRRN combines versatility, reliability, and advanced control logic to deliver exceptional temperature regulation in professional industrial environments. Its multi-input compatibility, robust relay outputs, and PID precision ensure stable and consistent performance even in demanding conditions.

For buyers seeking dependable control hardware, the SD-49M-RRRN offers a proven solution backed by Samwon’s engineering expertise. Dubai Sensor provides access to genuine units and technical support, making it an ideal choice for installations across both local and regional markets.

Ordering Guide

Follow these steps when purchasing the Samwon PID Temperature Controller SD-49M-RRRN:

1. Confirm required input type
   (Thermocouple, RTD, voltage, current, or humidity sensor)
   
2. Verify output requirements
   (This model includes 3 relay outputs)
   
3. Check panel cutout dimensions
   Ensure 45 × 90 mm space is available in your control panel.
   
4. Confirm power supply availability
   Compatible with 100–240 VAC systems.
   
5. Review application needs
   Choose PID or ON/OFF based on process sensitivity.
   

For authentic products and regional support, Dubai Sensor distributes the Samwon SD-49M-RRRN across industrial sectors.

FAQ

Q1: What input sensors does the Samwon SD-49M-RRRN support?
A: It supports thermocouples (K, J, R, S, B, E, T, C), RTD PT100Ω, analog voltage (0–10 VDC, 1–5 VDC), current (4–20 mA), and humidity sensors.

Q2: How many outputs does this controller have?
A: The SD-49M-RRRN includes three relay outputs, suitable for controlling heaters, fans, alarms, or auxiliary devices.

Q3: What control methods are available?
A: It supports both PID and ON/OFF control methods.

Q4: What is the power supply range?
A: The controller operates on 100–240 VAC with a maximum power consumption of 10 VA.

Q5: Does the SD-49M-RRRN support communication protocols like RS485?
A: No. The letter “N” in the model name indicates no communication interface.

Q6: What does the display show?
A: The digital display shows PV (Process Value – actual temperature) and SV (Set Value – desired temperature).

Q7: What safety alarms are included?
A: It includes 10 alarm types, including sensor break, heater break, high/low alarms, and delayed startup alarms.

Q8: What are the installation dimensions?
A: The device size is W48 × H96 × D107 mm with a required panel cutout of 45 × 90 mm.

Q9: What is the measuring range?
A: The measuring range depends on the connected sensor type; no fixed numerical range was provided.

Q10: Where is the SD-49M-RRRN typically used?
A: It is used in plastics manufacturing, food and pharmaceutical equipment, industrial ovens and dryers, HVAC systems, automation lines, and laboratory processes.

Data Sheet