Alarm amplifier model NK

Metric units Imperial units

Technical data

Supply voltage	24 VDC, 110 VAC, or 220 VAC depending on model
Inputs	For sensors according to NAMUR norm (EN 60947)
Outputs	One common potential-free NO/NC change-over switch, 230 VAC, 5 A
Ambient temperature	+32°F…+140°F (0°C…+60°C), relative humidity < 85% non-condensing
Protection class	IP65
Function indicator LEDs	Green: System OK (no alarms) Red: Alarm (one or more sensors alarm)
Dimensions (H x L x W)	NK-2 130 x 130 x 75 mm NK-12 180 x 180 x 75 mm NK-30 180 x 255 x 75 mm

Applications