Phoenix Contact 2981512

The PSR-SCP- 24DC/URD3/4X1/2X2 is a 1-channel contact extension module designed for safety applications. It incorporates a TBUS interface and offers 4 normally open (N/O) contacts along with 1 normally closed (N/C) contact, ensuring reliable performance. The module supports a confirmation current path and features an adjustable dropout delay from 0.5 to 30 seconds.

With a width of 22.5 mm, the device is suitable for various installations and complies with Category 3, Performance Level e as per EN ISO 13849 standards. Its mechanical service life is approximately 107 cycles, making it a durable option.

This electromechanical relay adheres to IEC/EN 61810-3 regulations and operates within an overvoltage category of III and a pollution degree of 2. Typical response and release times are around 20 ms, ensuring prompt operation. The rated insulation voltage is 250 V, with a rated surge voltage of 4 kV, facilitating safe isolation.

Powering the module requires a 24 V DC supply, with a typical control supply current of 84 mA and a power consumption of about 2 W. The devices are equipped with suppressor diodes for protection. Additionally, it features pluggable screw terminal blocks, accommodating conductor cross-sections from 0.2 mm² to 2.5 mm² and supports a variety of mounting positions.

Operating in ambient temperatures between -20 °C and 55 °C, the module also withstands storage conditions as low as -40 °C and up to 70 °C. The device maintains a degree of protection rated at...