描述：The F series Timers are housed in a compact DIN48 square enclosure which can either panel mount or surface/DIN rail mount to a socket and are powered from a large choice of AC or DC power options. Time ranges from 1 second to 60 hours are available, adjustable through the calibrated front control knob or these timers can be supplied for use with a remote potentiometer. Fixed time ranges can also be specified. These timers offer many different timing functions together with accurate, long-term switching reliability and high current switching contacts. The double pole or 3 pole changeover relay output contacts are isolated from the supply voltage and all timers (except TDD timers) have two LEDs to indicate both power and relay status. . Octal (2 pole) or 11 pin (3 pole) output . Local or remote potentiometer options . Fixed time range option . Plug-in socket or panel mounting . Panel fixing clamps available . Plug-in sockets also available