Product Overview:
The ABB Sentry MSR127TP is a highly versatile and compact safety relay designed to enhance the safety of industrial machinery and processes. This robust safety controller is engineered to monitor a wide range of safety devices, including emergency stop buttons, safety gates, light curtains, and two-hand control stations. By providing reliable monitoring and control, the MSR127TP ensures immediate and safe shutdown of hazardous machinery in critical situations, significantly reducing the risk of accidents. Its flexible configuration options, combined with compliance to the highest safety standards (up to PLe and SIL 3), make it an indispensable component for modern industrial automation systems seeking to achieve optimal operational safety and regulatory compliance. Ideal for machine builders, system integrators, and maintenance professionals, the MSR127TP simplifies wiring, reduces installation time, and offers clear diagnostic indicators for efficient troubleshooting.
Technical Specifications:
- Part Number (with special characters): 2TLA020071R8300
- Part Number (without special characters): 2TLA020071R8300
- Product Type: Safety Relay
- Model: Sentry MSR127TP
- Safety Category: Up to Category 4, Performance Level e (PLe) according to EN ISO 13849-1
- Safety Integrity Level: Up to SIL 3 according to IEC 62061
- Supply Voltage: 24V AC/DC
- Inputs: Dual channel for E-stop, safety gates, light curtains
- Outputs: 3 NO (Safety Outputs), 1 NC (Auxiliary Output)
- Reset Function: Automatic, Manual, Monitored Manual (selectable)
- External Device Monitoring (EDM): Yes
- Terminal Type: Removable Screw Terminals
- Mounting: 35mm DIN Rail
- Operating Temperature: -10°C to +55°C (14°F to 131°F)
- Storage Temperature: -25°C to +70°C (-13°F to 158°F)
- Protection Rating: IP20 (Terminals), IP40 (Enclosure)
- Dimensions (H x W x D): Approximately 100mm x 22.5mm x 120mm (3.94 in x 0.89 in x 4.72 in)
- Weight: Approximately 0.35 kg (0.77 lbs)
- Certifications: CE, cULus, TUV
ABB 2TLA020071R8300
1-Year Warranty on Purchased Parts
All products sold by Roc Industrial LLC are covered by a limited warranty for a period of one year from the date of purchase, unless otherwise stated. This warranty covers defects in material and workmanship and does not cover damage caused by misuse, abuse, neglect, or unauthorized repair. Click Here to learn more.
Return and Refund Policy
Returns are accepted within 30 days of purchase for a full refund or exchange. Customer is responsible for return shipping costs.Quick & Convenient Shipping Solutions
Ensuring rapid shipping, all domestic orders are processed within 1 business day with free standard delivery and optional overnight shipping available; international orders are efficiently handled with competitive shipping costs, though customs and taxes are the customer's responsibility. For specific shipping needs or assistance, feel free to contact us.
Repair Your Equipment
Get your equipment back up and running fast with our reliable repair services. 2-Year warranty included. Click Here to start.
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Our inventory is always evolving and updating. If the quantity of the item you're interested in is showing as zero, please don't hesitate to contact us. We may have new stock on the way or alternative solutions to meet your needs. Reach out to us for the most current availability and we'll do our best to accommodate your requirements.
















