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U2121A-101 Operating Guide 3
Power supply
The switches on this module are powered by the provided power
adapter. There is only one power supply voltage available for this
module, which is 24 VDC, 2.5 A.
Power consumption
The U2121A-101 can drive up to 1500 mA continuously using the
provided power supply. For each channel, it is able to drive up to 300
mA load per switch. Precaution must be taken to ensure that the
total current consumption on all channels is not more than 1500 mA,
which is the maximum driving capability of the module.
U2931A Operating Guide.book Page 3 Tuesday, June 10, 2008 10:17 AM