DeviceMaster Installation and Configuration Guide: 2000594 Rev. F External Power Supply Specifications - 141
External Power Supply Specifications
DM-2202 and DM-2402: 2-Port (Serial Terminals) Power Supply
This table provides the specifications to purchase a power supply for a DeviceMaster 2-port (DM-2202 and
DM-2402) with serial terminals DIN rail.
This table provides specifications if you intend on using your own power supply.
Comtrol device 2-Port DIN Rail (Serial Terminals)
(DM-2202 and DM-2402)
External Power Supply
Output voltage†
Current†
Power
6-30VDC
100 mA (Min) @ 24VDC
2.5 W
† Any power supply that meets current consumption, voltage,
power, and connector pin outs requirements can be used.
Signal
Ground†
Chassis
Ground†
Positive†
Return†
6-30VDC
† Wire gauge: AWG 12-22
Signal Ground is used to connect RS-232 devices
later in the installation.
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