WA 16

integral logic annunciator

Type designation:

WA 16
acknowledgeable new alert- flash warning
with 2 flashing frequencies (ISA-18.1/DIN 19235),
with signal storage in case of power failure,
for 16 signal inputs,
parameterization via USB or NFC

Controls and displays

  • Bright 12,5 x 32mm RGB light field displays
  • Easily exchangeable label strips
  • Integrated mini horn and 4 RGB backlit function buttons with status display


  • Integrated Mini USB or NFC interface for parameterization (Windows 7 Pro (Android 6) or higher)
  • Acknowledgeable new alert/first alert flash warning,
    all sequences ISA-18.1-1979 (R2004) and DIN 19235
  • Quiescent - operating current / relevant - not relevant / new alert - first alert, adjustable per message
  • Inputs freely assignable to outputs for each signal
  • Response delay variable for each signal from 50ms to 10min
    (in steps of 50ms, 2s and 1min)
  • Light field displays: selectable colors (red/green/yellow/blue or white)
  • Anti-tilt monitor

Electrical characteristics

  • 16 signal inputs, 2-pole, max. 230V AC / 240V DC with filter switching and electrical isolation
  • Resolution and switching precision ≥ 1ms
  • EMC-values: Higher immunity levels to UNITRO-PSC-Standard
  • Potential-free outputs 2-pole:
    contactless opto-mos switch max. 300V DC, 100mA (resolution ≥1ms),
    or normally open relay max. 5A 250V AC, 3A 30V DC (resolution ≥10ms)
  • Electrically isolated horn / test- and group signal output (max. 5A 250V AC, 3A 30V DC)
  • States saved to memory on power failure
  • History with ring buffer, over 320 events, chronologically in real time with RTC clock

Mechanical characteristics

  • Compact aluminum installation housing to IEC 61554 (144 x 144 x 160 + 25mm)
  • Connection: Screw-type terminals, plug connection with screw flange and strain relief max. 2.5mm²


  • Additional printed circuit for 16 output contacts
  • or 2-wire bus link (LON bus)
  • or Industrial Ethernet interface (with IEC 61850 protocol and IEC 60870-5-104 protocol currently not available)

Connection diagram WA 16

Technical data:

  • Type of construction:
    control board housing aluminum
    144 x 144 x 160 + 25mm
    (cutting for installation 138 x 138 + 1mm)

  • Degree of protection:
    front: IP50, with full-view
    acrylic glass doors IP54
    housing: IP20

  • Weight:
    max. 2000g

  • Climatic conditions:
    in accordance with UNITRO-PSC-Standard

  • Connection:
    screw-type terminals/ plug connection
    connection with screw flange max. 2.5 mm²

  • Supply voltage:
    24V AC/DC
    48-60V AC/DC
    110/125V AC/DC
    220/240V AC/DC

  • Alarm signal nominal voltage:
    24V AC to 230V AC
    24V DC to 240V DC
    voltage-adapted, voltage tolerance ±10%

  • Input level for signal inputs:
    at 24V AC / DC 8mA
    at 230V AC 7mA
    at 60V DC 4mA
    at 110 / 125V DC 3mA
    at 240V DC 2mA

  • Data retention in the absence of power:
    20 years

subject to change