IM21-14EX-CDTRI Turck Signal Isolators

Turck IM21-14EX-CDTRI is a digital tachometer/rate meter belonging to the IM series, designed for single-channel rotational speed monitoring. This unit features a polycarbonate/ABS housing and is 1-channel ATEX compliant, ensuring suitability for specific hazardous environments. It offers various connection options with 4 x 5-pin removable terminal screw connections. The device is equipped with protection functions against short-circuit and reverse polarity incidents. It supports a wide range of supply voltages, accepting 20-250Vdc (with 24Vdc, 110Vdc, 120Vdc, 220Vdc nominal) and 20-250Vac (with 24Vac, 120Vac, 220Vac, 240Vac nominal), facilitating flexibility in power supply options. For installation, it is designed for DIN rail mounting, with dimensions specified as 104 mm in height, 27 mm in width, and 110 mm in depth. The operational ambient air temperature range is from -25 to +70 degrees Celsius. The device's degree of protection is rated at IP20. In terms of outputs, it features 1 x analog output (0-20mA / 4-20mA), 1 x digital input (NAMUR), 2 x digital outputs (SPST-NO Normally Open relay contact), and 1 x digital output (transistor), catering to a variety of signal processing needs.