The 440R-N23126 safety relay from Allen Bradley is engineered to meet various safety needs in industrial applications. It operates at both 24V AC and DC with a versatile reset mechanism allowing for automatic or manual resetting.
Technical specifications for 440R-N23126
| Manufacturer | Allen Bradley |
|---|---|
| Product Type | Safety Relay |
| Product Line | Guardmaster Safety Relays |
| Part Number | 440R-N23126 |
| Weight | 0.56 lbs (0.26 kg) |
| Rated Voltage (AC) | 24V AC |
| Rated Voltage (DC) | 24V DC |
| Reset Type | Auto./Manual reset |
| Terminal Type | Fixed Terminals |
| Auxiliary Outputs | 1 N.C. |
| Safety Outputs | 3 N.O. |
| Input Contact | 1 N.C., 2 N.C., Light Curtain |
| Minimum Operating Temperature Rating | 0 °C |
| Maximum Operating Temperature Rating | 40 °C |
| Maximum Operating Humidity | 80% (Non-Condensing) |
| Maximum Storage Humidity | 80% (Non-Condensing) |
| Maximum Operating Altitude | 1000 MSL |
Description
The Allen Bradley 440R-N23126 is a safety relay that provides critical functionality in safeguarding control systems. It operates with a rated voltage of 24V AC or DC, ensuring compatibility with various electrical supply systems. This relay is designed for maximum safety and includes automatic and manual reset capabilities, offering flexibility in operation during maintenance or power cycling scenarios.
Auxiliary outputs consist of one normally closed (N.C.) contact, while the relay is equipped with three normally open (N.O.) contacts serving safety functions. Input capabilities allow connection to one normally closed (N.C.) input, two N.C. contacts, or a light curtain, enabling integration with additional safety devices.
Operating conditions for the relay include a minimum ambient temperature of 0 °C, with a maximum limit of 40 °C under normal use. It tolerates humidity levels of 80% in both operational and storage environments, ensuring reliable performance without condensation issues. Furthermore, the relay can operate at altitudes of up to 1000 meters above sea level, making it suitable for a variety of installations and applications.
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