CT5ZM Piezo buzzer module for the CT5 modular signal tower provides up to 95 dB of audible output and offers eight selectable tones via a built-in dip switch, designed for mounting at the very top of the CT5 tower. It operates from a 24 V DC nominal supply with a voltage range of 16–26 V, draws up to 0.035 A (leakage current 0.003 A), and is IO-Link compatible. The module complies with IEC60947-5-1 and UL60947-5-1, and it achieves IP65 and UL Type 4/4X protection, supporting a 100% duty cycle across operating temperatures from -30 °C to +60 °C while weighing 27 g. Its color options are black (Part no. 915 510 005) and white (Part no. 915 810 005) for CT5 tops.
