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compact smart relay, Zelio Logic SR2 SR3, 12 IO, 24V DC, clock, display, 4 relay outputs
SR2B121BD
Simple ladder programming, adapted for non-specialists
Discovery package, coming with Zelio Soft programming software: the simplest way to learn and use this relay
Built-in EEPROM flash memory for data backup up to 10 years: easy-to-recover after a power shortage or incident
Built-in EEPROM flash memory for data backup up to 10 years: easy-to-recover after a power shortage or incident
Environmental performance of the product Learn more
Sustainable by Design
Transparency
RoHS/REAChSustainability
Green PremiumTM label is Schneider Electric’s commitment to delivering products with best-in-class environmental performance.
Green Premium promises compliance with the latest regulations, transparency on environmental impacts, as well as circular and low-CO2 products.
Guide to assessing product sustainability is a white paper that clarifies global eco-label standards and how to interpret environmental declarations.
Guide to assessing product sustainability is a white paper that clarifies global eco-label standards and how to interpret environmental declarations.
Well-being performance
Mercury free
PVC free
Certifications & Standards
REACh Regulation
EU RoHS Directive
Pro-active compliance (Product out of EU RoHS legal scope)
China RoHS Regulation
Environmental Disclosure
WEEE
The product must be disposed on European Union markets following specific waste collection and never end up in rubbish bins
Circularity Profile