MTDV4 Relays
MTDV4 Relays

MTDV4 Relays
Measuring and Monitoring Plug-in Relay

Plug-in electronic voltage monitoring relay with optional delay-on and delay-off timer function and four change-over contacts. The delay time is adjustable with a lockable knob (either delay-on or delay-off, the other delay is fixed). The relay can also be supplied with fixed time delays (no knob).

  • DC voltage monitoring relay with time delay
  • Compact plug-in design
  • 4 C/O contacts
  • Pull-in and drop-out voltage adjustable via internal screws
  • Also available with fixed pull-in and drop-out voltage (no internal screws)
  • Very small hysteresis possible
  • Time delay on pull-in and/or drop-out
  • 1 delay time adjustable with a lockable knob, other delay time fixed
  • Also available with fixed time delays (no knob)
  • Time delay range: 0 ... 60 s
  • No auxiliary supply necessary
  • 1 LED for status indication
  • Flat, square and silver plated relay pins for excellent socket connection
  • Integrated snap lock
  • Optional positive mechanical keying relay to socket