Type 39.90 MasterTIMER is a slim timed SSR interface module, 6.2 mm wide, ideal for space-saving timing solutions in panels.
Timer adjustment via top mounted rotary knob, accessible after assembly.

Features include:

• Start terminal
• DIP-switch for selection of 4 time scales and
  8 functions
• Common connection possible with optional jumper links (terminals A1, A2 and 15+)
• UL Listing (certain relay/socket combinations)
• Push-in terminals