AL1901 - Uncategorized IFM - Free user manual and instructions
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| Product Type | Industrial Sensor / Automation Component |
| Model Number | AL1901 |
| Brand | IFM |
| Dimensions (W x H x D) | 80 mm x 80 mm x 30 mm |
| Weight | 200 g |
| Housing Material | Plastic (PBT) with metal inserts |
| Power Supply | 24 V DC ±20% |
| Current Consumption | ≤ 50 mA |
| Operating Temperature | -25°C to +70°C |
| Protection Rating | IP67 |
| Output Type | PNP / NPN (selectable via wiring) |
| Electrical Connection | M12 connector, 4-pin |
| Switching Frequency | ≤ 500 Hz |
| Functional Principle | Inductive sensing for metal objects |
| Indication | LED: green (power), yellow (output) |
| Installation | Flush or non-flush mountable |
| Maintenance | Clean housing with dry cloth; no user-serviceable parts |
| Safety | Complies with IEC 60947-5-2; EMC directives |
| Spare Parts & Repairability | Connector and mounting bracket available; device not repairable |
| General Information | Multilingual manual in PDF format (114 pages) |
Frequently Asked Questions - AL1901 IFM
How do I install the IFM AL1901 sensor?
Mount the sensor securely using the provided bracket. Ensure the sensing face is unobstructed. Connect the M12 connector as per wiring diagram. Power with 24 V DC. Adjust if necessary.
What power supply is required for the AL1901?
The AL1901 requires a 24 V DC power supply with a tolerance of ±20%. The current consumption is ≤ 50 mA.
How do I clean the sensor?
Use a dry or slightly damp cloth to wipe the housing. Do not use solvents or abrasive cleaners. Avoid getting moisture inside the connector.
What do the LED indicators mean?
The green LED indicates power is applied. The yellow LED lights when the output is active (target detected).
Can I use the AL1901 with a PLC?
Yes, the PNP or NPN output can be directly connected to a PLC input. Ensure voltage and current compatibility.
Is the AL1901 waterproof?
The sensor has an IP67 rating, meaning it is dust-tight and can withstand temporary submersion up to 1 meter for 30 minutes.
How do I troubleshoot if the sensor does not work?
Check power supply voltage, wiring connections, and LED status. Verify target material (metal) and distance. Ensure no physical damage. Refer to manual for advanced diagnostics.
Where can I download the manual for AL1901?
The manual can be downloaded for free from notice-facile.com in PDF format. It includes 114 pages of detailed instructions.
What is the warranty period for IFM sensors?
IFM provides a standard warranty of 2 years from the date of purchase. For specific terms, refer to the product documentation or contact IFM support.
Can I adjust the sensing distance?
The AL1901 has a fixed sensing distance. If adjustable, use a potentiometer (if present) or consult the manual. Otherwise, choose a model with variable distance.
User questions about AL1901 IFM
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USER MANUAL AL1901 IFM
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Product information
Brand : IFM
Model : AL1901
Category : Uncategorized