B&R 3DO479.6 PLC Digital Output Module

Basic Overview

1. Brand Series: Digital output module for B&R. Système 2005 API depuis Austria B&R. (abbreviated model: DO479)
2. Statut du cycle de vie: Discontinué. Original manufacturer ceases mass production; only brand-new stock and refurbished second-hand spare parts are available on the market.
3. Alternative Model Naming: 3D04796, 3DO479.6 (Letter “Ô” is often written as digit “0” in the industry)
4. Code SH: 8538909100 (Electrical control assemblies)
5. Spécifications électriques de base

3. Environnemental & Spécifications mécaniques
4. Température de fonctionnement: 0 ℃ ~ +60 ℃
5. Stockage / Transportation Temperature: -25 ℃ ~ +70 ℃
6. Humidité: 5% ~ 95% RH, sans condensation
7. Dimensions: Standard single-width System 2005 module, Montage sur rail DIN
8. Certifications: CE, cULus (FILE E115267) industrial control equipment certifications
9. Matériel & Indicators

16 independent status LEDs on the front panel; each LED illuminates when the corresponding output channel is activated

Red locking latches on the top for snap-in connection to the System 2005 backplane bus

TB170 wiring terminal blocks on the right with group-split power supply: two independent 24 VDC output power loops

5. Scénarios d'application typiques

Compatible with B&Système R 2005 CPUs (3CPxx series) for discrete logic control on medium & small-sized machinery:

1. Machines d'emballage: Électrovannes, air cylinders, conveyor belt start/stop
2. Textile & matériel d'impression: Clutches, air blowing units, slitting actuators
3. Injection molding auxiliary machines, woodworking machine tools, pneumatic actuators for food production lines
4. Auxiliary discrete outputs for wind power and small metallurgy equipment
5. Replacement Solutions for Discontinued Units

6.1 Direct Compatible Replacements within System 2005

3DO478.6: 16 FAIRE, 0.3 A per channel; low current rating, applicable only for light-load scenarios

3DO480.6: 16 FAIRE, 1 A per channel; preferred for heavy loads with no program modification required

6.2 Cross-Series Upgrade (New X20 System, Recommended for New Projects)

X20DO9322 (16-canal 24 VCC 0.5 A sourcing output with identical functionality; backplane and CPU replacement required)

7. Approvisionnement & Troubleshooting Guidelines

Notes d'approvisionnement

Brand-new original units are mostly leftover inventory; abundant refurbished second-hand supplies with warranty periods ranging from 1 à 12 mois

Market price range: CNY 3,000 ~ 4,500 for new units; CNY 1,200 ~ 2,200 for refurbished units

Matrice de dépannage des pannes courantes

8. Selection Restrictions
9. Cannot drive AC contactors (transistor-only DC outputs without relay contacts)
10. Single-channel load current strictly limited to ≤0.5 A; total load per group shall not exceed 4 UN
11. Forbidden for humid, dusty or open-air environments (IP20 rating only)
12. Not recommended for mass deployment in new projects; X20 series is the preferred alternative

Field Application Case Sharing of B&R 3DO479.6 (3D0479.6)

Basic Module Compatibility Prerequisites

16-canal 24 VDC sourcing transistor outputs, two electrically isolated groups (Channels 0–8 / 9–16), 0.5 A per channel, compatible with all System 2005 PCC models. Primarily designed to drive solenoid valves, indicator lamps, petit 24 VDC actuators, and variable frequency drive start/reset signals. Ideal for discrete logic control on standalone medium & small machines. Split-group isolation separates air supply loops and alarm loops; built-in automatic thermal short-circuit protection delivers low failure rates.

Cas 1: Automatic 3D Transparent Film Wrapping Machine (Nourriture & Pharmaceutical Packaging Industry)

1. Equipment Architecture

Contrôleur: Système 2005 PCC Model 3CP260.60-1

Output Modules: 2 × 3DO479.6 (32 DO points total) + TB170 spring terminals

Matching DI Module: 3DI476.6 (16 entrées numériques)

Controlled Loads: 24 VDC 5/2-way solenoid valves, heat sealing heater start/stop, film cutting cylinders, conveyor alarm lamps, VFD fault reset

2. Channel Allocation for Single 3DO479.6

Groupe 1 (CH01–CH08, independent 24 VDC air supply loop):

1. Infeed pusher cylinder solenoid valve
2. Film folding side sealing cylinder
3. End sealing hot-pressing cylinder
4. Film tension deviation correction solenoid valve
5. Finished product discharge sorting cylinder
6. Waste film cutting knife solenoid valve
7. Film rack lifting cylinder
8. Spare station cylinder

Groupe 2 (CH09–CH16, independent 24 VDC alarm/auxiliary supply, isolated from air supply loop):

9. Equipment running green indicator lamp
10. Fault red warning lamp
11. Film shortage audible & visual alarm output
12. Material jam shutdown indicator lamp
13. VFD start signal
14. VFD fault reset
15. Heat sealing cooling fan start/stop
16. Auto / Manual mode indicator lamp
17. Core Advantages of Adopting 3DO479.6
18. Two-group electrical isolation: Separates air valve loops and alarm lamp power supplies. Reverse voltage surges from inductive solenoid loads cannot damage alarm circuits. Built-in freewheeling diodes eliminate the need for external parallel diodes and reduce on-site wiring workload.
19. 0.5 A per channel perfectly matches small packaging machine cylinder solenoid valves; total current limit of 4 A for each 8-channel group fully satisfies simultaneous multi-cylinder actuation load demands.
20. Channel thermal short-circuit lockout: Only the faulty channel is disabled when cylinders jam or coils short-circuit; the entire machine remains operational with single-channel fault alarms for fast maintenance localization.
21. High-density single-width 16-point module saves cabinet space; only two DO modules cover all logic outputs for one wrapping machine.
22. On-Site Operation Results

Mass deployed across over 200 wrapping machines running continuously for 8 années. Seulement 3 units triggered single-channel overcurrent protection with zero complete module burnout failures. Refurbished or stock 3DO479.6 spare parts are readily available on the aftermarket to cut equipment maintenance costs.

Cas 2: Automatic Pick-and-Place Robot for Injection Molding Auxiliaries (Plastiques & Home Appliance Injection Molding Industry)

1. System Hardware

Processeur: Système 2005 Model 3CP360.60-1

DO Module: 1 × 3DO479.6 (robot motion outputs)

Loads: 24 VDC clamping cylinders, blow-off solenoid valves, sprue cutting valves, safety door indicator lamps, alarm outputs, injection molding machine interlock start/stop signals

2. Typical Control Workflow

Mold full open signal → 3DO479.6 outputs to lower travel cylinder → gripper clamps workpiece → blow-off valve purges sprue residue → cutting solenoid valve trims waste sprue → lifting cylinder returns to home position → discharge cylinder pushes finished product out. Fault conditions trigger warning lamps and cut interlock signals to the injection molding machine.

3. Selection Rationale

All robot cylinders use low-power 24 VDC solenoid valves with coil currents of 0.2~0.4 A, below the 0.5 A rated limit. Dual isolation separates motion actuation loops and safety alarm loops, preventing safety lamp circuit damage caused by robot jamming short-circuits. Compact machine footprint allows all actuator outputs to be covered by a single 16-point module without stacking multiple low-density I/O units.

4. Pain Point Resolution

Earlier non-isolated DO modules frequently suffered total alarm circuit failure when solenoid coils broke down. Group isolation on the 3DO479.6 completely eliminates cross-loop interference and cuts machine downtime failure rates by 60%.

Cas 3: Automatic Fabric Folding & Packaging Production Line (Textile Printing & Dyeing Industry)

1. Scénario d'application

Continuous line for automatic fabric flattening, folding, bagging and heat sealing post-printing/dyeing, with centralized discrete logic control over multi-section conveyors, lifting cylinders and heat seal stations.

2. 3DO479.6 Channel Assignment

Groupe 1 (Convoyage / Folding Cylinders): Fabric flattening roller lift, left-right edge separation cylinders, folding press plates, wrapping film pushing valves

Groupe 2 (Alarme / Auxiliary Outputs): Fabric shortage warning lamp, heat sealing heater start/stop, conveyor motor enable signal, emergency stop fault output, count completion indicator lamp

3. On-Site Adaptation Features

Textile workshops feature high dust and humidity; the module’s wide 0~60 ℃ operating temperature range suits workshop environments. IP20 cabinet mounting paired with dustproof enclosures ensures stable operation. Independent per-channel LEDs enable rapid localization of jammed or disconnected cylinder points during maintenance.

Cas 4: Auxiliary Logic Control for Small Industrial Boilers (Chauffage & Food Cooking Process Industry)

1. System Architecture

B&Système R 2005 PCC boiler control system; analog modules handle temperature and pressure regulation, while the 3DO479.6 executes all discrete actuation outputs: Induced draft / forced draft fan start/stop signals, feedwater solenoid valves, blowdown valves, high/low water level warning lamps, overtemperature interlock shutdown outputs.

2. Isolation Value Demonstration

Groupe 1: Ventilateurs, feedwater & blowdown valves (high-power inductive loads)

Groupe 2: Alarm lamps, interlock shutdown contacts (low-voltage signal loops)

Independent isolated power supplies for the two groups block voltage spikes generated by fan contactor switching from interfering with alarm and safety interlock signals, eliminating risk of false boiler shutdowns.

Cas 5: Auxiliary Logic Control for CNC Wood Panel Cutters (Furniture Manufacturing Industry)

Controlled Loads

Panel clamping cylinders, infeed stop valves, dust extraction fan start/stop, dimension reach indicator lamps, material jam fault alarms, saw blade guard solenoid valves.

Module Advantages

Machinery requires simultaneous multi-cylinder actuation; le 4 A total current ceiling per 8-channel group supports multiple concurrent solenoid valve activations. Thermal short-circuit protection prevents total machine loss of control from coil burnout caused by jammed panels, suited for high-impact, high-dust woodworking workshop conditions.

Sélection générale & On-Site Maintenance Summary

1. Equipment Profiles Suitable for 3DO479.6
2. All outputs are small 24 VDC solenoid valves, indicator lamps, VFD start/reset signals, or small 24 VDC fans with single-point loads ≤0.5 A
3. Systems requiring electrical isolation between actuation loops and alarm loops to prevent low-voltage signal interference from inductive loads
4. Standalone machines with 8~32 discrete output points, compact cabinet layouts requiring high-density single-width I/O modules
5. Retrofit and spare part replacement for legacy System 2005 equipment fleets
6. Scénarios inappropriés (Selection Pitfalls to Avoid)
7. Driving AC contactors or high-current DC solenoid valves (single-channel load >0.5 UN)
8. Explosion-proof or open-air non-cabinet environments (IP20 rating only)
9. New greenfield machine designs (X20 series X20DO9322 is preferred alternative)
10. Applications requiring full channel-to-channel isolation (only group isolation available; no inter-channel isolation)
11. Common Retrofit & Replacement Cases

Large fleets of legacy packaging, textile and injection molding machines originally equipped with System 2005 hardware are now discontinued by OEMs. When spare modules fail, stock or refurbished 3DO479.6 units are directly installed with no program edits, plug-and-play backplane compatibility and universal TB170 terminals. Full replacement finishes within 10 minutes without wiring or software modifications.

Complete List of Discontinued B&R Modules (Original Manufacturer EOL, No Further Mass Production)

1. Full System 2005 Série (Fully Discontinued, Including 3DO479.6)

1.1 CPU Controllers (3CP Series)

3CP260.60-1, 3CP340.60-2, 3CP360.60-1, 3CP360.60-2, 3CP380.60-1

Auxiliary Processor: 3IF260.60-1

1.2 Entrée numérique (DEPUIS) Modules

3DI476.6 (16 DEPUIS), 3DI486.6 (32 DEPUIS), 3DI650.6, 3DI690.6

1.3 Sortie numérique (FAIRE) Modules (Including 3DO479.6)

3DO478.6, 3DO479.6, 3DO480.6, 3DO486.6, 3DO650.6, 3DO690.6, 3DO750.6, 3DO760.6 (8 sorties relais)

1.4 Combined Digital I/O Modules (DI+DO Integrated, DM Series)

3DM455.60.2, 3DM476.6, 3DM486.6

1.5 Entrée analogique (IA) Modules

3AI350.6, 3AI375.6, 3AI775.6, 3AI780.6, 3AT660.6 (Thermocouple module)

1.6 Sortie analogique (AU) Modules

3AO300.6

1.7 Combined Analog I/O Modules (AI+AO Integrated, AM Series)

3AM050.6, 3AM051.6, 3AM055.6, 3AM374.6

1.8 Universal Mixed I/O Module

3UM161.6

1.9 Communication / Bus Interface Modules

3IF761.6, 3IF772.6, 3IF786.6, 3IF860.6

1.10 Matching Terminals (Simultaneously Discontinued)

3TB170.9 (Bornes à vis), 3TB170.91 (Spring terminals), 3TB178.9, 3TB178.91

2. Legacy System 2003 PLC Series (Fully EOL)

Digital Output DO Modules

7DO135.70, 7DO138.70, 7DO139.70, 7DO164.70, 7DO435.7, 7DO720.7, 7DO721.7, 7DO722.7

Combined Digital DM Modules

7DM435.7, 7DM438.72, 7DM465.7

Compte / Positioning Modules

7CM211.7, 7CM411.70-1, 7MM424.70-1, 7MM432.70-1

Remote X2X I/O Modules

7XX410.50-1, 7XX412.50-1, 7XX415.50-K02, 7EX470.50-1

3. 1st-Generation ACOPOS Servo Drives (Discontinued Legacy Models, Excluding ACOPOSmulti)

Full legacy single-axis drive series: 8V1016.50-2, 8V1022, 8V1044, 8AC110, 8AC120, 8AC130, 8AC140

4. Legacy Power Panel HMI Touch Screens (Discontinued Operator Panels)

Early PP400 series models: 4P3040.00-490, 4PP120, 4PP150, 4PP220, 4PP250, 5PP320

5. Early Discontinued X20 I/O Modules (1st-Generation X20, Superseded by New Models)
6. Discontinued digital outputs: X20DO2322, X20DO4322, X20DO6321
7. Legacy bus controllers: X20BC0043, X20BC0063 (Replaced by X20BC0083)
8. Legacy CPUs: X20CP1483, X20CP3483, X20CP1583
9. Discontinued Storage Accessories

Legacy industrial CF cards (discontinued industrial standard): 5CFCRD.0064-03, 5CFCRD.0128, 5CFCRD.0256

Master Comparison Table for Discontinued Module Replacements (Focus on System 2005 Série)

Important Remarks

1. The entire System 2005 product line has been terminated by the OEM with no further firmware technical updates. Only leftover stock and refurbished second-hand spare parts circulate on the aftermarket; prohibited for new project selection.
2. Repair policy for discontinued modules: OEM no longer provides component-level repair; full module replacement is the only option, and service availability declines year over year.
3. Compatibility limitations: Système 2003 / 2005 backplanes cannot directly interface with X20 bus systems. Full machine upgrades require complete replacement of backplane, CPU and all I/O modules plus partial communication program rework.
4. Your primary module 3D0479.6 = 3DO479.6 is a standard discontinued DO module within the System 2005 lineup; refurbished units constitute the main spare part supply source for maintenance operations.

Notes de traduction

1. Industry-standard automation terminology adopted (sourcing output, Rail DIN, backplane, interlock, diode de roue libre, EOL = End of Life, Code SH)
2. Model numbers, certification file numbers and mechanical parameters remain unchanged as original technical data
3. Unit currency CNY retained for price references; technical metric units kept consistent
4. Table formats, heading hierarchy and section segmentation match the original Chinese document for direct use in international technical documents, catalogs and tender files