Description
Operating Instructions for Cargo Air Shower
1. Powering On
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Connect to a 380V, 50Hz power supply.
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Turn on the operation and lighting switches.
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Ensure the fan and lighting are functioning correctly.
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The cargo air shower is now in its initial standby state and ready for use.
2. Entry and Exit Process
Entry Process:
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Press the manual open button → Entry door opens automatically → Enter the cargo air shower → (If the anti-pinch sensor inside the entry detects no person or goods within 5 seconds, the door closes automatically) → Person or goods move into the air shower zone → Blowing begins with an air velocity of 20–25 m/s (adjustable between 10–99 seconds, default is 15 seconds) → After the shower ends → Exit door opens automatically → Person or goods exit → (If no presence is detected by the exit anti-pinch sensor within 5 seconds) → Exit door closes automatically → Process complete.
Exit Process:
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Press the manual open button → Exit door opens automatically → Enter the cargo air shower → (If the anti-pinch sensor inside the exit detects no person or goods within 5 seconds) → Exit door closes automatically → Entry door opens automatically → Person or goods exit → (If no presence is detected by the entry sensor within 5 seconds) → Entry door closes automatically → Process complete.
3. Safety Precautions
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After power is on, both doors are interlocked. Do not force open one door if the other is not fully closed.
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Do not open doors during the blowing process (wait until blowing ends). In emergencies, use the emergency stop switch to halt blowing before opening the door.
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Emergency stop switch automatically resets after 3–4 minutes; the system enters sleep mode. Press any key to resume normal operation.
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During maintenance or panel opening, ensure safety by turning off the incoming switch and removing the fuse. Confirm power is off before operating.
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Do not force open the front door after blowing ends.
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The unit should only be operated by authorized personnel. Blowing nozzles are pre-positioned and should not be moved by unauthorized users.
4. Screen Navigation
Main Screen (Screen 1):
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Pressing ESC disconnects all outputs (only valid on the main screen).
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Pressing ALM turns off the lighting (only valid on the main screen).
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Power indicator is on when powered.
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Work indicator lights up when the fan is running.
Use the up/down buttons to switch to the next screen.
Parameter Setting Screen (Screen 2):
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Press 0 to display the password prompt. Press ENT, then use the arrow keys to enter the password
999
. Press ENT again to confirm. Press ESC to return, then press SET to select and modify the desired parameters. -
Blowing Time Range: 0.3–999.9 seconds
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Lighting Time Range: 18–3600 seconds
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Exit Door Delay Range: 0.1–20 seconds
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Entry Door Delay Range: 0.3–20 seconds
If a value is outside the acceptable range, a beeping sound will alert you.
Configuration Screen (Screen 3):
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Select the position and input your desired data. Press ENT to confirm. After success, press SET until the cursor disappears.
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Production Quantity Range: 1–99
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Production Date Range: 2000–9999
Out-of-range entries will trigger a beep.
Fault Diagnosis Screen (Screen 4):
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When the entry door is closed, its magnetic indicator turns from white to black. The same applies to the exit door.
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When the photoelectric switch is active, its indicator turns from white to black.
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When the electric lock is powered (entry or exit), the corresponding indicator turns black.
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When blowing or lighting is active, their indicators turn black.
Consumable Dimensions Screen (Screen 5):
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Select the position and input the desired data. Press ENT to confirm. After success, press SET until the cursor disappears.
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Pre-filter Size Range: Max: 2000×2000×500 mm, Min: 10×10×5 mm
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HEPA Filter Size Range: Max: 2000×2000×1000 mm, Min: 10×10×5 mm
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Lighting Setting Range: 1–99
Out-of-range values trigger a beep.
To complete settings:
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Press 1, then ▼, navigate to Close Password.
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Press ENT to confirm the password is closed.
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Return to the main screen.
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Press ESC for emergency stop once, then again to release it. All settings are now saved.
5. Common Faults and Troubleshooting
If an abnormality occurs with the fast-rolling door cargo air shower, please consult the troubleshooting table provided. If the issue cannot be resolved, contact our after-sales service team immediately for assistance.
Fault Phenomenon | Possible Cause | Solution |
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Low Air Speed | HEPA filter is used for too long, causing clogging | Replace the HEPA filter |
Pre-filter was used for too long, causing clogging | Replace pre-filter | |
Fan Not Working | The door sensor switch is not triggered | Check if the proximity switch is malfunctioning |
Electrical components in the control box are damaged | Replace faulty electrical components | |
The fan motor is running time too long | Replace the fan motor | |
PLC control system malfunction | Repair the PLC control system | |
Fan Won’t Stop | The timer circuit board malfunction | Repair or replace the timer board |
Intermediate relay failure | Replace the intermediate relay | |
Lighting Malfunction | Fluorescent tube damaged | Replace the fluorescent tube |
PLC control system malfunction | Repair the PLC control system | |
Both Doors Not Interlocked | Electrical components (e.g., sensors, relays) or PLC program failure | Replace relevant electrical components |
Note: Non-standard customization is acceptable.
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