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| Place of Origin: | Germany |
| Brand Name: | ABB |
| Certification: | COO & COC |
| Model Number: | TU831V1 |
TU831V1 3BSE013235R1 ABB AC 800M standard performance CPU module Module terminal unit S800 I/O system
ABB TU831V1 is a standard I/O module Terminal Unit specially designed for the S800 I/O series of ABB AC 800M control systems. This base adopts screw-type terminal blocks for installing compatible S800 analog or digital I/O modules (such as AI810, AO810, DI810, DO810, etc.), providing safe and reliable on-site signal access and electrical connection.
Technical parameters
| Model Number | TU831V1 |
| Manufacturer | ABB |
| Product Type | Terminal Unit with Integrated Spring-Cage Terminals – S800 I/O Family |
| ABB Order Code | 3BSE022460R1 |
| Compatible I/O Modules | All standard single-width S800 I/O modules (e.g., AI810, AO810, DI810, DO810, SD822, etc.) |
| Number of Channels Supported | Up to 16 (depending on mounted I/O module) |
| Terminal Type | Spring-cage (push-in) terminals – tool-free connection |
| Wire Range (per terminal) | 0.08–2.5 mm² (AWG 28–14) |
| Stripping Length | 8–9 mm |
| Field Wiring Protection | Optional transparent front cover (e.g., TU890) for IP20 finger protection and visual inspection |
| Module Retention | Integrated latch for secure I/O module locking |
| Hot-Swap Support | Yes – allows replacement of I/O modules without powering down the system |
| Backplane Connection | Connects directly to S800 I/O bus via DIN rail; no separate backplane needed |
| DIN Rail Mounting | Standard 35 mm DIN rail (EN 60715 / TH35) |
Product Images
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