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The QX40H from Mitsubishi’s Melsec-Q series is a reliable DC input module. It features 16 input channels and operates at a rated input voltage of 24 V DC. The design incorporates a positive common configuration, making it suitable for diverse control applications.
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| Manufacturer | Mitsubishi |
|---|---|
| Product Line | Melsec-Q |
| Part Number | QX40H |
| Input Type | DC Input (Positive Common Type) |
| Number of Input Points | 16 Points |
| Rated Input Voltage | 24 V DC (+20/-15%, ripple ratio within 5%) |
| Rated Input Current | Approx. 6 mA |
| Maximum Number of Simultaneous Input Points | 16 Points |
| ON Voltage / ON Current | 15 V or more / 3 mA or more |
| OFF Voltage / OFF Current | 5 V or less / 1.6 mA or less |
| Input Resistance | Approx. 3.9 kΩ |
| Protection Degree | IP2X |
| Operation Indication | ON indication (LED) |
| External Interface | 18-point terminal block (M3 screw) |
| Height | 98 mm |
| Width | 27.4 mm |
| Depth | 90 mm |
The Mitsubishi QX40H, part of the Melsec-Q series, serves as a DC input module featuring a total of 16 input points. This module is designed for a rated input voltage of 24 V DC, with a permissible fluctuation range of +20/-15% and a ripple ratio restricted to 5%. The module is compliant with a rated input current of approximately 6 mA.
Users can expect the capability to activate all 16 points simultaneously. The module distinguishes between on and off operations, requiring an ON voltage of 15 volts or more with a current of at least 3 mA, while indicating an OFF state with a maximum voltage of 5 volts and current below 1.6 mA.
With an input resistance targeted at about 3.9 kΩ, the QX40H maintains efficient performance across its operational range. Designed with protection degree IP2X, it safeguards against solid objects but is not rated for moisture exposure. An LED is integrated to provide clear indication when the module is powered and operational.
The external interface utilizes an 18-point terminal block secured by M3 screws, facilitating sturdy connections. Specific dimensions for this module include a height of 98 mm, width of 27.4 mm, and depth of 90 mm. It has a lightweight design, tipping the scales at only 0.16 kg, making it easy to incorporate in various setups.