The Mitsubishi Q312B is a mainboard (rack) designed specifically for Mitsubishi Q-series PLCs, used to mount power supplies, CPUs, and I/O modules.
It features 12 expansion slots, supporting the installation of 12 Q-series modules to meet the I/O requirements of medium to large-scale automation systems.
This board is characterized by its compact structure, light weight (0.47kg), and strong expandability.
100% Original & Authentic In-Stock & Fast Shipping Expert Technical Support Reliable Warranty
Technical Specifications
| Brand |
Mitsubishi Electric |
| Series |
MELSEC-Q SERIES |
| Type |
MAIN BASE UNIT |
| Slots |
12 |
| Slots for Power Supply |
1 |
Conformity & Certifications
| CE |
COMPLIANT |
| UL / cUL |
COMPLIANT |
| UKCA |
COMPLIANT |
| Shipping Approvals |
ABS, BV, DNV GL, LR, NK, RINA |
| EAC |
NON-COMPLIANT |
Why Source This Module From Us?
- Genuine Guarantee: Guaranteed original Mitsubishi Electric product. We say no to counterfeits or refurbished parts.
- Ready-to-Ship Inventory: In-stock PLC modules can be dispatched immediately to reduce industrial downtime.
- Technical Support: Our engineers assist with PLC model verification and wiring diagrams.
- Competitive Pricing: Strong supply chain ensures competitive prices and bulk order discounts.
Applications
- Industrial heating and heat treatment processes: This is the core application area of the Q312B. Any heating equipment that requires precise temperature monitoring and control needs this type of module.
- Chemical Engineering and Reaction Process Control: In chemical reactions, temperature is often a key parameter that determines the reaction rate and safety.
- Large equipment condition monitoring and overheat protection: In addition to being used for closed-loop control, the Q312B is also widely used for safety monitoring to prevent equipment from being damaged by overheating.
- Environment and Heating, Ventilation and Air Conditioning (HVAC): Although Pt100 (resistance temperature detector) is more commonly used in medium and low temperature environments, thermocouples are also used in some high-temperature or specific HVAC scenarios.
Engineer's Tip: Thermocouples have significant thermal inertia. While the Q312B has a fast sampling period, its overall response speed is limited by the sensor's physical characteristics. For applications requiring extremely fast responses (such as millisecond-level temperature changes), other solutions may need to be considered. However, for the vast majority of industrial heating processes, the Q312B is fast enough.
