Pay in installments of $43.73 with
,
and
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 27 - Aug 1
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
SR3MBU01BDMain Range of product Zelio Logic Product or component type Modbus slave communication module Wiring mode 2 or 4 wires Complementary Product compatibility All modules with 24 V supply SR3 B BD Communication port protocol Modbus Communication port support RS485 Electrical connection 1 connector RJ45 Transmission frame RTU ASCII Transmission rate 1200 bauds 9600 bauds 38400 bauds 19200 bauds 57600 bauds 28800 bauds 2400 bauds 4800 bauds Parity No Odd
Main
| Range of product | Zelio Logic |
| Product or component type | Modbus slave communication module |
| Wiring mode | 2 or 4 wires |
Complementary
| Product compatibility | All modules with 24 V supply SR3 B...BD |
| Communication port protocol | Modbus |
| Communication port support | RS485 |
| Electrical connection | 1 connector RJ45 |
| Transmission frame | RTU ASCII |
| Transmission rate | 1200 bauds 9600 bauds 38400 bauds 19200 bauds 57600 bauds 28800 bauds 2400 bauds 4800 bauds |
| Parity | No Odd Even |
| Number of addresses | 1…247 |
| Programming language | FBD Ladder |
| Connections - terminals | Screw terminals, 1 x 0.25...1 x 2.5 mm² (AWG 24...AWG 14) semi-solid Screw terminals, 1 x 0.25...1 x 2.5 mm² (AWG 24...AWG 14) solid Screw terminals, 2 x 0.25...2 x 1.5 mm² (AWG 23...AWG 16) solid Screw terminals, 1 x 0.25...1 x 2.5 mm² (AWG 24...AWG 14) flexible with cable end Screw terminals, 2 x 0.25...2 x 0.75 mm² (AWG 24...AWG 18) flexible with cable end |
| Tightening torque | 0.5 N.m |
| Local signalling | 1 LEDcommunication: 1 LEDpower ON: |
| Net weight | 0.11 kg |
Environment
| Product certifications | GOST CSA GL C-Tick UL |
| Standards | EN/IEC 60068-2-27 Ea EN/IEC 61000-4-3 EN/IEC 61000-4-4 level 3 EN/IEC 61000-4-2 level 3 EN/IEC 61000-4-5 EN/IEC 60068-2-6 Fc |
| IP degree of protection | IP20 (terminal block) conforming to IEC 60529 IP40 (front panel) conforming to IEC 60529 |
| Environmental characteristic | EMC directive conforming to EN/IEC 61000-6-2 EMC directive conforming to EN/IEC 61000-6-3 EMC directive conforming to EN/IEC 61000-6-4 EMC directive conforming to EN/IEC 61131-2 zone B Low voltage directive conforming to EN/IEC 61131-2 |
| Disturbance radiated/conducted | Class B conforming to EN 55022-11 group 1 |
| Pollution degree | 2 conforming to EN/IEC 61131-2 |
| Ambient air temperature for operation | -20…40 °C conforming to IEC 60068-2-1 and IEC 60068-2-2 -20…55 °C conforming to IEC 60068-2-1 and IEC 60068-2-2 |
| Ambient air temperature for storage | -40…70 °C |
| Operating altitude | 2000 m |
| Maximum altitude transport | 3048 m |
| Relative humidity | 95 % without condensation or dripping water |
Offer Sustainability
| Sustainable offer status | Green Premium product |
| REACh Regulation | REACh Declaration |
| EU RoHS Directive | Pro-active compliance (Product out of EU RoHS legal scope) EU RoHS Declaration |
| Mercury free | Yes |
| RoHS exemption information | Yes |
| China RoHS Regulation | China RoHS declaration |
| Environmental Disclosure | Product Environmental Profile |
| Circularity Profile | End of Life Information |
| WEEE | The product must be disposed on European Union markets following specific waste collection and never end up in rubbish bins |
Contractual warranty
| Warranty | 18 months |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.0 ★★★★★
Based on 21 reviews
Sort
Product Reviews
★★★★★ 5
Works and looks great.
Color: Walnut
Looks, fits and works great. Helps to keep the fan free to flow, and clears up desk space.
Once you get one of these, you’ll probably never go back.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 25, 2026
★★★★★ 5
Beautiful, Solid, and Well Made
Color: Walnut
Looks beautiful and holds my MacBook Air safely while it’s charging or resting. Going to buy another for my iPad. Heavy, well made using real wood and solid metal and is very adjustable. Outstanding product made with love and care!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 30, 2025
★★★★★ 5
Product Quality.
Color: Walnut
⭐️⭐️⭐️⭐️☆
“This stand is sturdy, stylish, and keeps my desk clutter‑free. The walnut wood and aluminum design looks premium, and the dual slots fit both my laptop and tablet securely. A bit pricier than basic stands, but worth it for the quality and organization.”
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 16, 2025
★★★★★ 5
Attractive and Functional
Color: Walnut
I bought this to prop up my MacBook Pro M2 to save space on my desk while I am using a dock. The base is nicely adjustable, and holds the laptop securely. Sturdy metal base and attractive wood side pieces. My MacBook has never felt like it might tip, and I have a cat who squeezes past it to reach my office window multiple times per day. If you like the look, I'd highly recommend it for functionality.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 6, 2025
★★★★★ 5
Good Design and Quality
Style: desk drawer with pen holder
Really nice product. Good quality and nice design at an excellent price. Looks great on my desk and exceeded my expectations.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 18, 2026