Patton electronic 2155 user manual External 48 VDC power supply

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

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