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Summary of Contents for Moxa Technologies NDR-120 Series
- Page 1 NDR-120/NDR-240 Series Quick Installation Guide Version 1.2, June 2024 Technical Support Contact Information www.moxa.com/support 2024 Moxa Inc. All rights reserved.
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Page 2: Terminal Pin Assignment
Terminal Pin Assignment unit: mm (inch) NDR-120 NDR-240 Terminal Pin No. Assignments PIN No. Assignment AC/N or DC- AC/L or DC+ DC output V- DC output V+ LED Indicator State Description The power supply can output constant direct current. DC OK The power supply cannot output direct current. -
Page 3: Mounting Instructions
Mounting Instructions Mounting: Mount only as shown in the figure, with input terminals facing downwards to allow sufficient cooling. Admissible DIN rails: TS35/7.5 or TS35/15. To attach the NDR-120 or NDR-240 to the rail: 1. Rotate the unit backwards, as shown in the figure. 2. -
Page 4: Important Safety Precautions
output terminals, make sure each contact is connected to wires to prevent stress on a single contact from too much current. 4. The maximum operating temperature at full load of NDR-120 is 45°C (113°F) and NDR-240 is 50°C (122°F), please refer to the derating curve diagram. - Page 5 Derating Curve Diagram NDR-120 Derating Curve Static Characteristics NOTE When the input range is between 90 to 180 VAC, refer to the 115 VAC curve. For 90 to 100 VAC, the input voltage load will gradually increase from 90% to 100%, as shown in the Static Characteristics diagram on the right.
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