Snap-on alarm modules SVE 8.1

for acknowledgeable flashing fault messages

Type designation:

SVE 8.1
fault signaling module for 8 signaling inputs
acknowledgeable flashing fault messages
with signal storage
according to ISA-18.1 Seq. A /
DIN 19235    4.1.2.1

System features:

  • Isolation between
    inputs and outputs


  • Control on any phase
    Series: 24V AC/DC and 230V AC


  • Switch selectable open / close current control
    and first-up/new-value signal on SVE 8


  • Expandable up to 80 signals
  • Well-established patented miniature relay circuit

Connection diagram SVE 8.1

Technical data:

  • Type of construction:
    snap-on housing (WxHxD)
    107 x 58 x 90 / 115mm high


  • Weight:
    approx. 240g


  • Climatic conditions:
    in accordance with UNITRO-Standard


  • Connection:
    screw-type terminals/ plug connection max. 2,5mm²


  • Alarm signal nominal voltage:
    24V AC/DC or 230V AC 
    voltage-adapted
    voltage tolerance ±15%


  • Input level:
    at 24V AC/DC 8mA
    at 230V AC 7mA


  • Response delay:
    approx. 15ms


  • Minimum signal duration:
    25ms

subject to change