IP 67, SHORT CIRCUIT PROTECTION, INVERSE POLARITY PROTECTION
Housing:
POLYBUTYLENE TEREPHTHALATE
Measurement Range-Max (mm):
300 mm
Measurement Range-Min (mm):
45 mm
Operating Current-Max:
15 mA
Operating Temperature-Max:
55 °C
Operating Temperature-Min:
-10 °C
Output Type:
NPN
Package Shape/Style:
RECTANGULAR
Response Time:
500 µs
Sensors/Transducers Type:
PROXIMITY SENSOR,PHOTOELECTRIC,REFLECTIVE
Supply Voltage-Max:
26.4 V
Supply Voltage-Min:
10.8 V
Termination Type:
CABLE
EX-L221 Frequently Asked Questions (FAQs)
Panasonic provides a recommended PCB layout and land pattern in their application notes, which can be found on their website. It's essential to follow these guidelines to ensure proper soldering and to prevent thermal issues.
To handle the high inrush current, it's recommended to use a soft-start circuit or an inrush current limiter. Additionally, ensuring a proper power supply design and using a sufficient voltage rating can help mitigate the effects of inrush current.
The EX-L221 is rated for 100,000 switching cycles at a load of 2A, 30VDC. However, this may vary depending on the specific application and environmental conditions. It's essential to consult Panasonic's reliability data and perform your own testing to determine the relay's lifespan in your specific use case.
The EX-L221 is rated for operation up to 85°C. However, the relay's performance and lifespan may be affected at higher temperatures. It's recommended to derate the relay's current handling and switching frequency at elevated temperatures. Consult Panasonic's temperature derating charts for more information.
To ensure the relay's contacts are clean and free of contamination, it's recommended to handle the relay by the body only, avoiding touching the contacts. Additionally, using a clean and dry environment during assembly and storage can help prevent contamination. If contamination is suspected, use a soft brush and a mild cleaning solution to clean the contacts.
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EX-L221 Overview
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