This butt set assists with the installation, maintenance, and repairs of telephone lines. It has three modes for dialing: Pulse Dial (PD), Touch Tone (DTMF) and Meridian Digital Centrex (MDC or EBS). The MDC mode is for use on DMS-10, DMS-100 (MDC) central office switches as well as on all M5000 series lines.
This high-voltage detection device is for use when approaching conductive materials such as traffic lights, metal buildings, conduit, telephone pole ground wires, etc. It is capable of detecting hazardous DC and AC voltages.