Series 140 outputs 4-20 mA signal proportional to vibration; pair of leads or terminal strip make installation easy. Depending on model, transmitter senses across 0-1 ips, 0-2 ips, 0-5 ips, or custom range at frequencies spanning 7-1,300 Hz. Housed in NEMA 4 plated steel case 3/8 in. deep with 1/4-20 threads, it tolerates -20 to +85°C.