Mitsubishi Q68ADI
€ 149,00
Mitsubishi repareren bij Cirele is:
• Duidelijke tarieven zonder onverwachte kosten
• Betaling pas na geslaagde reparatie
• Proactieve vervanging van tijdgevoelige onderdelen
• Gedetailleerd test- en reparatierapport wordt verstrekt
• 2 jaar garantie op alle reparaties
• Langdurige ondersteuning tot einde levensduur.
Mitsubishi Q68ADI – Analog Input Module
The Mitsubishi Q68ADI is an analog input module from the MELSEC System Q series, designed for high-precision signal acquisition from analog field devices. It is commonly used in industrial automation systems for processing temperature, pressure, and flow data.
- Manufacturer: Mitsubishi Electric
- Model: Q68ADI
- Series: MELSEC System Q
- Type: Analog Input Module
- Input Channels: 8 analog input channels
- Input Signal Range: ±10 V, 0–10 V, 0–5 V, ±5 V, 1–5 V (configurable per channel)
- Resolution: 16-bit
- Conversion Speed: 400 μs per channel
- Isolation: Channel-to-PLC opto-isolated
- Accuracy: ±0.1% full scale
- Mounting: DIN rail or base rack installation
- Power Supply: Via PLC backplane
- Dimensions: Approx. 98 x 27.4 x 90 mm (H x W x D)
- Weight: Approx. 180 g
- Operating Temperature: 0°C to +55°C
- Compliance: CE, UL, RoHS
The Q68ADI module offers high-resolution analog data acquisition for critical process inputs, making it ideal for advanced monitoring and control in manufacturing and process automation environments.
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Common defects
Common defects on a Mitsubishi Q68ADI are:
Power Supply & Hardware
- No power / PLC not starting
- Blown fuses or power components
- Faulty internal power supply module
- Overheating due to poor cooling or fan failure
- Damaged capacitors or power circuits
Input & Output (I/O) Failures
- Digital inputs not responding
- Analog inputs showing incorrect values
- Digital outputs not switching or stuck
- Burnt or damaged relay / transistor outputs
- I/O modules not recognized or defective
Communication Problems
- No communication with HMI or SCADA
- Network issues (Profibus, Profinet, Modbus, Ethernet/IP, CAN, etc.)
- Serial communication (RS232/RS485) failure
- Fieldbus module malfunction
- Outdated or incompatible firmware causing errors
Memory & Software Issues
- Lost parameters or corrupted programs (EEPROM/Flash failure)
- PLC loses program after power-down
- Firmware corruption or software errors
- Faulty or empty backup battery
- Errors during upload/download of program
CPU & Processing Errors
- PLC freezes or resets unexpectedly
- CPU not responding to commands
- Error messages during startup or runtime
- Watchdog timer faults or internal CPU errors
- Synchronization issues with other modules
Mechanical & Physical Damage
- Broken PCB tracks or connectors
- Corrosion due to moisture or chemicals
- Contamination from dust, oil, or dirt
- Burnt components or discolored boards
- Poor solder joints (dry joints)
Other Failures
- Faulty display or diagnostic LEDs
- Non-functional buttons or keypad
- Expansion modules not detected
- Defective internal clock or timers
- EMI/RFI noise due to damaged filters
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