Power loss 18 W
Output power X111, X222, X333:
• Resistor
• Pilot duty
• Tungsten
24 V DC; 0.25 A/channel; 4 A/terminal
24 V DC; 0.25 A/channel; 4 A/terminal
24 V; 5 W
Mechanical data
Dimensions WxHxD  150 x 300 x 35 mm
Weight, approx. 0.9 kg
Pollution degree 2
Heat dissipation/cooling Open-circuit ventilation
Condensation Not permitted
Limitation of relative air humidity at 
25 °C
5 to 95% (without condensation)
5 to 90% (with condensation) 
Air pressure 106 to 92 kPa or 
0 to 1000m above mean sea level
Derating At installation altitudes of more than 1000 to 4000 m above mean 
sea level, the upper temperature limit must be reduced by 
3.5°C/500m.
Ambient temperature:
• Storage
• Transport
• Operation
-40 to 70 °C
-40 to 70 °C
0 to 55 °C
Storage 1M2 (in product package); 1.5 mm; 0.5 g
Shock load during transport (in 
transport packaging)
Free-fall ≤ 1 m 
For detailed technical data relating to the inputs and outputs, see the "Connecting" chapter.
X111, X222 and X333 pin assignment (Page126) 
Analog X3 inputs/outputs (Page131) 
Connectable components
12.2PP 72/48D PN and PP 72/48D 2/2A PN
NCU 1750
Equipment Manual, 10/2023, A5E45627807B AH 143