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Schneider Electric SR2B121B

compact smart relay, Zelio Logic SR2 SR3, 12 IO, 24V AC, clock, display

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Schneider Electric SR2B121B compact smart relay, Zelio Logic SR2 SR3, 12 IO, 24V AC, clock, display — PLCs
Manufacturer catalogue image
Schneider Electric SR2B121B compact smart relay, Zelio Logic SR2 SR3, 12 IO, 24V AC, clock, display — PLCs
Manufacturer catalogue image
Schneider Electric SR2B121B compact smart relay, Zelio Logic SR2 SR3, 12 IO, 24V AC, clock, display — PLCs
Manufacturer catalogue image
Schneider Electric SR2B121B compact smart relay, Zelio Logic SR2 SR3, 12 IO, 24V AC, clock, display — PLCs
Manufacturer catalogue image
Schneider Electric SR2B121B compact smart relay, Zelio Logic SR2 SR3, 12 IO, 24V AC, clock, display — PLCs
Manufacturer catalogue image
Schneider Electric SR2B121B compact smart relay, Zelio Logic SR2 SR3, 12 IO, 24V AC, clock, display — PLCs
Schneider Electric SR2B121B compact smart relay, Zelio Logic SR2 SR3, 12 IO, 24V AC, clock, display — PLCs
Schneider Electric SR2B121B compact smart relay, Zelio Logic SR2 SR3, 12 IO, 24V AC, clock, display — PLCs
Schneider Electric SR2B121B compact smart relay, Zelio Logic SR2 SR3, 12 IO, 24V AC, clock, display — PLCs
Schneider Electric SR2B121B compact smart relay, Zelio Logic SR2 SR3, 12 IO, 24V AC, clock, display — PLCs
Schneider Electric SR2B121B compact smart relay, Zelio Logic SR2 SR3, 12 IO, 24V AC, clock, display — PLCs
Schneider Electric SR2B121B compact smart relay, Zelio Logic SR2 SR3, 12 IO, 24V AC, clock, display — PLCs

Product Description

Lifecycle Status:
This Schneider Electric Zelio Logic SR2B compact smart relay / programmable controller uses a supply voltage of 24 volts alternating current, has 12 inputs / outputs with screw-clamp terminals, has an integrated clock and LCD display. This compact programmable relay is ideal for management, remote control or monitoring of simple automation systems. It is suitable for both industrial and commercial applications. It has compact form-factor, allowing installation on DIN rail. It also offers simple programming, display and diagnosing of malfunctions display and navigation buttons. 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. This product meets EN/IEC 61000-4-3, EN/IEC 61000-4-4 level 3, EN/IEC 61000-4-11, EN/IEC 60068-2-27 Ea, EN/IEC 61000-4-5, EN/IEC 61000-4-6 level 3, EN/IEC 61000-4-2 level 3, EN/IEC 60068-2-6 Fc and EN/IEC 61000-4-12 standards. Simple to select, install and program, Zelio Logic is suitable for all your applications. Flexible, it offers you the choice of 2 ranges, compact or modular, extendable and 2 programming languages (FBD or LADDER). Easy to use, Zelio Logic provides a real alternative to solutions based on cabled logic or specific cards.
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Offer details

Best offer from:
Trusted supplier — United States, member since 2023
Availability:
3 pcs.
In-Stock
Updated at: 05-09-2026
Warranty:
12 months
Condition:
New Factory Sealed
New Factory Sealed - A brand-new, unused, unopened, undamaged item in its original manufacturer-sealed packaging.
The Seller is responsible for shipping the product and invoicing

Specifications

Product Certifications
C-tick || CSA || GL || UL || GOST
Standards
IEC 61000-4-3 || IEC 61000-4-4 level 3 || IEC 61000-4-11 || IEC 60068-2-27 Ea || IEC 61000-4-5 || IEC 61000-4-6 level 3 || IEC 61000-4-2 level 3 || IEC 60068-2-6 Fc || IEC 61000-4-12
Disturbance Radiated/Conducted
class B EN 55022-11 group 1
Ambient Air Temperature For Operation
-20-40 °C in non-ventilated enclosure IEC 60068-2-1 and IEC 60068-2-2 || -20-55 °C IEC 60068-2-1 and IEC 60068-2-2
Immunity To Microbreaks
10 ms repeated 20 times
Environmental Characteristic
EMC directive IEC 61000-6-2 || EMC directive IEC 61000-6-3 || EMC directive IEC 61000-6-4 || EMC directive IEC 61131-2 zone B || low voltage directive IEC 61131-2

Available Offers

(5)
SR2B121B Schneider Electric, PLCs

Schneider Electric

Available:
1 pc.
On Request
Updated at: 22-08-2026
Offer from:
Trusted supplier — Romania, member since 2023, 1–4 employees
SR2B121B Schneider Electric, PLCs

Schneider Electric

Available:
5 pcs.
In-Stock
Updated at: 05-09-2026
Offer from:
Trusted supplier — Poland, member since 2023, 50–99 employees
Warranty:
24 months
SR2B121B Schneider Electric, PLCs

Schneider Electric

Available:
0 pcs.
On Request
Updated at: 04-09-2026
Offer from:
Trusted supplier — Germany, member since 2024

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Documents

Data Sheet

Datasheet for Schneider Electric SR2B121B, including specifications and features.

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CAD Models

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