Phoenix Contact 1105095

The PSR-M-TBUS1-SC is an extension module utilized for local bus expansion. It is equipped with a single function channel and features a TBUS interface, rated for up to SIL 3, Cat. 4/PL e, ensuring high safety standards in industrial environments. This module includes a plug-in screw terminal block, simplifying installation and connectivity.

Manufactured in Italy, this device adheres to strict operational standards, including a protection class of III and an overvoltage category of II. The design accommodates a maximum power dissipation of 0.5 W under nominal conditions, with a rated control circuit supply voltage of 24 V DC, allowing for a typical control supply current of 21 mA.

Physical specifications include a compact design with dimensions of 22.61 mm in width, 112.58 mm in height, and 113.6 mm in depth. The housing is constructed from non-reinforced polyamide (PA) and is colored yellow (RAL 1018). It possesses a degree of protection rated at IP20, while the minimum installation location protection is IP54. The module can operate within an ambient temperature range of -10 °C to 55 °C and can be stored or transported at temperatures between -20 °C and 85 °C.

Communication is facilitated through RS-485, with a single connection point. The device includes status indicators via LEDs, providing real-time operational feedback. The mounting type is designed for DIN rail installation, allowing for both vertical and horizontal positioning.