Patton electronic 2157, 2156 user manual External 48 VDC power supply

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An approved external power supply that incorporates a disconnect device must be used and positioned within easy reach of the operator’s position.

Caution

Connect the equipment to a 5 VDC source that is electri- cally isolated from the AC source. The 5 VDC source is to be reliably connected to earth.

Caution

External 48 VDC power supply

Input

Rated voltage: 36–60 VDC

Rated current: 0.25 A DC at nominal 48 VDC

3-pin locking connector, 3.5 mm pitch

Reverse polarity protection

Transient over-voltage protection, 100 VDC at 2 ms

Output

Rated voltage: 5 VDC ± 5%, 5W

Rated current; 1 A DC

6-inch cable terminated with 2.5 mm barrel plug, center positive

An approved external power supply that incorporates a disconnect device must be used and positioned within easy reach of the operator’s position.

Caution

Connect the equipment to a 36–60 VDC source that is electrically isolated from the AC source. The 36–60 VDC source is to be reliably connected to earth.

Caution

12

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Contents User Manual Contents Warranty Information Radio and TV InterferenceCE Notice Page Industry Canada Notice Service Telephone +1 301 Email support@patton.comFeatures General InformationDescription Typical application Installation Connecting the TWISTED-PAIR Line InterfacePage Connecting the 10/100Base-T Ethernet Port to a Hub or PC 2157 10/100Base-T Port 10/100Base-T Hub RJ-45 Pin NoConnecting Power Power Input ConnectorExternal AC universal power supply 2157 10/100Base-T Port 10/100Base-T DTE RJ-45 Pin NoExternal 48 VDC power supply Console Port Operation Front Panel LED Status MonitorsGeneral Characteristics WAN CharacteristicsAppendix a EthernetExtension Distance and Rate KbpsLED Indicators Power and Power Supply SpecificationsDimensions EnvironmentalAppendix B Patton Model # DescriptionAppendix C 10/100BASE-T InterfaceRJ-45 Copperlink InterfaceCopyright Patton Electronics Company All Rights Reserved