1. Introduction
This manual provides essential information for the safe and efficient installation, operation, and maintenance of the ABB RT6 24DC Safety Relay (Model: RT6, Part Number: 2TLA010026R0000). Please read this manual thoroughly before attempting any installation or operation to ensure proper functionality and to prevent potential hazards. Keep this manual in a safe place for future reference.
2. Consignes de sécurité
Important: Always observe local and national safety regulations and standards when installing, operating, or maintaining this device. Failure to do so may result in serious injury or equipment damage.
- Only qualified personnel should install, operate, and service this equipment.
- Disconnect all power before performing any work on the relay or connected circuits.
- Assurez-vous d’une mise à la terre appropriée pour éviter les chocs électriques.
- Do not bypass or disable any safety features of the relay or the system it controls.
- Protégez l'appareil de l'humidité, de la poussière et des températures extrêmes.
Symboles de sécurité :
- AVERTISSEMENT: Indique une situation potentiellement dangereuse qui, si elle n’est pas évitée, pourrait entraîner la mort ou des blessures graves.
- PRUDENCE: Indicates a potentially hazardous situation which, if not avoided, could result in minor or moderate injury or equipment damage.
- AVIS: Indicates important information not related to personal injury.
3. Produit terminéview
The ABB RT6 24DC Safety Relay is designed to monitor safety functions in industrial applications, ensuring machine and personnel safety. It features a compact design and is suitable for various safety circuits.
Figure 3.1 : Face avant view of the ABB RT6 24DC Safety Relay. This image displays the compact housing, terminal blocks for wiring connections, and indicator LEDs for status monitoring.
Caractéristiques principales :
- Conception compacte pour une installation peu encombrante.
- Volume de fonctionnement 24 V CCtage.
- Multiple safety outputs for flexible integration.
- Diagnostic LEDs for quick status indication.
- Easy wiring via removable terminal blocks.
4. Installation
4.1 Montage
The RT6 safety relay is designed for DIN rail mounting. Ensure the DIN rail is securely fastened within the control cabinet. Snap the relay onto the DIN rail by hooking the top edge first, then pressing down until it clicks into place.
4.2 Câblage
AVERTISSEMENT: Ensure all power is disconnected before wiring. Incorrect wiring can lead to equipment damage or personal injury.
- Refer to the wiring diagram provided on the side of the unit or in the detailed technical documentation for specific terminal connections.
- Connect the 24V DC power supply to the designated power input terminals.
- Connect safety input devices (e.g., emergency stop buttons, light curtains) to the safety input terminals.
- Connect the safety outputs to the controlled devices (e.g., contactors, motor starters).
- Assurez-vous que toutes les connexions sont sécurisées et correctement isolées.
4.3 Mise sous tension initiale
After completing all wiring, apply power to the system. Observe the diagnostic LEDs on the front panel. The power LED should illuminate, and other LEDs will indicate the status of the safety inputs and outputs.
5. Fonctionnement
5.1 Fonctionnement de base
The RT6 safety relay operates automatically once correctly configured and powered. When all safety inputs are closed (i.e., no safety function is active), the safety outputs will activate, allowing the controlled machinery to operate. If any safety input opens, the safety outputs will immediately de-energize, bringing the machinery to a safe state.
5.2 Voyants lumineux
The front panel features several LEDs to indicate the relay's status:
- Voyant d'alimentation : Illuminates when the relay receives power.
- LED d'entrée : Indicate the status of the safety input channels (e.g., green for active, off for open).
- Voyant de sortie : Indicates the status of the safety outputs (e.g., green for active, off for de-energized).
- LED de défaut : Illuminates or flashes to indicate a fault condition within the relay or the safety circuit. Refer to the troubleshooting section for fault codes.
5.3 Reset Procedures
After a safety function has been activated (e.g., an emergency stop button pressed), the safety relay typically requires a manual or automatic reset before the safety outputs can be re-energized. The reset method depends on the relay's configuration:
- Réinitialisation manuelle : Press the designated reset button on the control panel after the safety circuit is restored.
- Réinitialisation automatique : The relay automatically resets once the safety circuit is restored. This mode is generally used for specific applications and requires careful risk assessment.
6. Entretien
Regular maintenance ensures the continued reliable operation of the ABB RT6 Safety Relay.
6.1 Calendrier d'inspection
- Mensuel: Visually inspect the relay for any signs of physical damage, discoloration, or loose connections.
- Annuellement: Perform a functional test of the safety circuit, including the relay, by activating each safety input device (e.g., pressing E-stop, breaking light curtain beam) and verifying that the safety outputs de-energize.
6.2 Nettoyage
PRUDENCE: Débranchez l’alimentation avant le nettoyage.
Clean the exterior of the relay with a soft, dry cloth. Do not use abrasive cleaners or solvents, as these can damage the housing. Ensure no dust or debris accumulates around the terminals or ventilation openings.
7. Dépannage
If the RT6 safety relay is not functioning as expected, refer to the following table for common issues and solutions.
| Problème | Cause possible | Solution |
|---|---|---|
| Relay not powering on (Power LED off) | No 24V DC supply; Incorrect wiring; Blown fuse. | Check power supply connections; Verify wiring against diagram; Check and replace fuse if necessary. |
| Safety outputs not activating (Output LED off) | Safety input open; Relay in fault state; Reset required. | Check all safety input devices; Clear any fault conditions; Perform a manual reset if configured. |
| Fault LED illuminated/flashing | Internal fault; Wiring error; External device fault. | Consult the detailed technical manual for specific fault codes; Verify all wiring; Check connected safety devices. |
| Unexpected de-energization of outputs | Safety input activated; Power interruption. | Inspect safety devices for activation; Check power supply stability. |
If the problem persists after following these steps, contact ABB technical support.
8. Spécifications
The following are key technical specifications for the ABB RT6 24DC Safety Relay:
- Modèle: RT6
- Numéro de pièce : 2TLA010026R0000
- Dimensions du produit : 1.77 x 4.72 x 3.31 pouces
- Poids de l'article : 2.2 livres
- Mode de fonctionnement : Automatique
- Volume bobinetage: 24 volts CC
- Contacter le courant nominal : 10 Amps
- Vol de commutation maximumtage: 24 volts
9. Garantie
The ABB RT6 24DC Safety Relay is covered by ABB's standard manufacturer's warranty. For detailed information regarding warranty terms, conditions, and duration, please refer to the official ABB website or contact your local ABB representative. Keep your purchase receipt as proof of purchase.
10. Assistance
For technical assistance, product inquiries, or service requests, please contact ABB customer support. You can find contact information, FAQs, and additional resources on the official ABB website: https://new.abb.com/contact-us
When contacting support, please have the product model (RT6) and part number (2TLA010026R0000) readily available.
