DSS IO28 has 2 inputs for alarm loops and 8 outputs for external controls. These outputs are divided into 4 relay outputs (C / NO / NC) and 4 OC outputs (lowering 100mA).
Specification
Voltage Nominal 12/24 VDC (11-30 VDC)
Maximum effect Max. 1W (45mA at 24V exclusive external devices)
Measure 85 x 40 x 20 mm (PCB) & 120 x 70 x 30mm (plastic housing)
Environmental classification II
Operating temperature-10 ͦ C – +40 ͦ C, 0-95% air dampness
Storage temperature -10 ͦ C – +50 ͦ C, 0-95% air dampness
RS485 1 x RS485-port (to overlaying devices)
Input 2 pcs. balanced inputs
Output4 pcs. relay outputs (C / NO / NC, max. 1A @ 30V), 4 pcs. OC outputs (lowering 100 mA)
Alarm Classification 3/4 (SSF-1014)
CEEN-61000-6-3 (resident.), EN-61000-6-2 (indust.)
RoHSComplies the RoHS directive
TamperingTampering protected enclosure, Internal voltage guard (10,5 V)
IndicationFour LED:s indicates voltage, communication (RT / TX) and status, as well as 8 LED:s for outputs