440F-C251D AB safety relay NEW BRAND

Description

AB 440F-C251D Product Introduction & Technical Specifications
Technical Specifications
Brand: AB
Model: 440F-C251D
Product Name: Guardmaster Safedge Safety Edge Controller
Origin: United States

HS codes: 8536.5090
Dimensions: Compact DIN rail mount design, standard specs: 73 mm (2.87 in) in height, 45.5 mm (1.79 in) in width, 120 mm (4.72 in) in depth.
Weight: Net weight: 450 g (14.1 oz)
Temperature Parameters: Operating temp: -10 °C to +55 °C (-14 °F to +131 °F); humidity up to 90% RH at 55 °C (131 °F) without condensation. Recommended storage temp: -40 °C to +85 °C, vibration resistance complies with IEC 68-2-6 standard.
Input Parameters: Power input: 24 VAC/DC or 110/230 VAC, selectable input voltage. Supports 1 safe edge input, capable of monitoring up to 50 m (164 ft) of safety edge profile. The safety edge profile has a maximum open-circuit voltage of 12 VDC, and the normal operating voltage of the control unit is 4 VDC.
Output Parameters: Equipped with 2 normally open (NO) safety outputs and 1 normally closed (NC) auxiliary output; all relay outputs are volt-free. Maximum output fuse: 2 A quick-acting. System response time is less than 13 ms, with output monitoring function to ensure safe and reliable signal transmission.
Power Consumption: Low-power design, powered by the selected input voltage (24 VAC/DC or 110/230 VAC), specific power consumption varies slightly by operating voltage, ensuring stable long-term operation in industrial environments.

Key Features:
1. Reliable Safety Protection: Complies with EN ISO 13849-1 PLd, Cat. 3 and EN ISO 13856-2 standards, providing effective safety protection for industrial equipment and operators.
2. Flexible Installation: 45 mm DIN rail mount design, compact size, easy to install and integrate into existing safety systems.
3. Dual Reset Modes: Supports both automatic and manual reset, adapting to different application scenarios.
4. Real-Time Status Monitoring: Equipped with LED indicators for run, stop and fault conditions, facilitating real-time monitoring of the controller’s operation status.
5. Wide Monitoring Range: A single controller can monitor up to 50 m of safety edge profile, which can be cut to size according to actual needs.
6. Strong Environmental Adaptability: IP40 enclosure protection, IP20 terminal protection, impulse withstand voltage of 2500 V, suitable for harsh industrial environments.
7. High Compatibility: Seamlessly matches 440F Safedge safety edge profiles, with contactor monitoring function, ensuring the integrity of the safety system.

440F-C251D pdf
440F-C251D

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