Description
⚙️ The Johnson Controls Sabroe Unisab III Display Controller Unit (Part Numbers: 4214-001 / 4209-001) is an advanced microprocessor-based control, monitoring, and operator interface system designed specifically for industrial refrigeration compressors, chillers, and HVAC package units.
Engineered to manage complex compressor operating sequences, safety interlocks, and precise capacity regulation, this unit provides real-time operational oversight via an intuitive graphical display interface.
It guarantees exceptional reliability, precise temperature and pressure control, and robust operational stability required for demanding marine refrigeration and industrial cooling plants.
Product Datasheet & Technical Parameters
📦 Model Name: Unisab III Display Controller Unit
🏷️ Part Numbers: 4214-001 / 4209-001
🏭 Brand/Manufacturer: Johnson Controls / Sabroe
📏 Dimensions: Standard industrial panel-mount / flush-mount controller format (approx. 320 mm x 240 mm x 120 mm)
⚖️ Weight: Approximately 3.2 kg
🌍 Country of Origin: Denmark / Global Johnson Controls Manufacturing Facilities
⚡ Power Supply: 24V DC system power via internal regulated power terminals
🔌 Interface Type: Ethernet communication ports, serial bus connections, and plug-in terminal blocks for sensor loops and relay outputs
🌡️ Operating TemperatureRange: 0°C to +55°C
🛡️ Protection Class: IP54 (Front panel water-resistant and dust-protected when properly panel-mounted)
Frequently Asked Questions (Q&A)
❓ What is the primary role of the Johnson Controls Sabroe Unisab III controller?
💡 It functions as the central operating and safety control system for industrial refrigeration compressors, managing automatic capacity control, alarm monitoring, and system protection.
❓ Where is this display controller unit typically installed?
💡 It is flush-mounted directly onto the front door of compressor starter panels, machinery control rooms, or packaged chiller units aboard ships and industrial facilities.
❓ What preventative maintenance is recommended for the Unisab III unit?
💡 Routine checks to verify stable 24V DC power inputs, inspecting communication and sensor wiring terminals for secure torque, and keeping the front display screen clean and free of moisture are advised.
Recommended Alternative Johnson Controls & Sabroe Series Models
🔹 Johnson Controls Sabroe Unisab II Compressor Controller
🔹 Sabroe Superheat Controller Module
🔹 Johnson Controls Metasys Network Control Unit
🔹 Sabroe Compressor Protection and Safety Board
🔹 Johnson Controls Industrial Refrigeration Expansion I/O Module
🔹 Sabroe Analog Input/Output Interface Card
🔹 Johnson Controls System Power Supply Unit
🔹 Sabroe Serial Communication Gateway Module
🔹 Johnson Controls Operator Terminal Display Panel
🔹 Sabroe Terminal Base Connection Unit
