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The Mitsubishi Q38RB serves as a redundant base rack/backplane unit designed for Melsec-Q applications. It accommodates 8 I/O modules and offers expandability with dual power supply slots.
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| Manufacturer | Mitsubishi |
|---|---|
| Product Line | Melsec-Q |
| Part Number | Q38RB |
| Weight | 0.75 lbs (0.34 kg) |
| Module Type | Redundant base rack / backplane unit |
| Total Slots | 8 |
| Power Supply Slot Count | 2 |
| Maximum I/O Modules Supported | 8 |
| Expansion Capability | Expandable |
| Supported Module Types | MELSEC-Q Series Modules |
| Compatible Power Supply | MELSEC-Q Series Redundant Power Supply (2 units) |
| Power Consumption (5V DC) | 0.12 A |
| Mounting Hole Dimensions | M4 Screw Hole or ø4.5 mm Hole (for M4 Screw) |
| Physical Dimensions (HxWxD) | 98 mm x 439 mm x 44.1 mm |
| DIN Rail Adapter | Q6DIN1 (purchased separately) |
| Compliance Certifications | CE(EMC), CE(RoHS), KC(EMC), LR, NK, DNV, ABS, RINA, BV |
| Operating Temperature Range | 0°C to 55°C |
| Operating Humidity Range | 10% to 90% RH, non-condensing |
The Q38RB module from Mitsubishi provides a robust solution as a redundant base rack/backplane unit within the Melsec-Q series. This unit supports a total of 8 slots for I/O modules and is designed for easy expansion in automation systems. It requires two compatible power supplies from the MELSEC-Q series to function effectively.
Operating on a 5V DC power consumption of just 0.12 A, the Q38RB is efficient and optimized for performance. The physical dimensions of this unit are 98 mm in height, 439 mm in width, and 44.1 mm in depth, with a total weight of 0.47 kg, making it a lightweight and compact addition to various installations. The mounting arrangement accommodates M4 screw holes or 4.5 mm holes, making installation straightforward.
Furthermore, the unit includes a DIN rail adapter (model Q6DIN1), which must be purchased separately. The Q38RB module has been certified for compliance with various international standards, including CE (EMC), CE (RoHS), and additional certifications such as KC (EMC), LR, NK, DNV, ABS, RINA, and BV.
Additionally, the operating environment for the Q38RB is well-defined, with a temperature range from 0°C to 55°C and a humidity range of 10% to 90% RH in non-condensing conditions, ensuring that it can be utilized in diverse settings while maintaining reliable operation.