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Protek 3003B - 1. DESCRIPTION; CONTROLS AND INDICATORS

Protek 3003B
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1. DESCRIPTION
CONTROLS AND INDICATORS
. POWER SWITCH: on/off switch.
. OUTPUT TERMINAL: positive polarity (+) is red, negative polarity (-) is black, earth and
chassis ground is green.
. DIGITAL VOLT METER: indicates the output voltage.
. DIGITAL CURRENT METER: indicates the output current.
. CV LAMP: lights when the power turn on and constant voltage operation.
. CC LAMP: lights when this unit in constant current operation.
. VOLT ADJ (COARSE) KNOB: for the coarse adjustment of the output voltage.
. VOLT ADJ (FINE) KNOB: for the fine adjustment of the output voltage.
. AMP ADJ KNOB: for the adjustment of the output current.
. DC OUTPUT SWITCH: on/off swich for the DC OUTPUT.
. output terminal shorting or various loads, and CC SET SWITCH: current limiting set-up without
provide current limiting value preview faclity.
. INDEPENDENT/TRACKING SWITCH(TRIPLE ONLY): Covering from independent applying of
S1 and S2 outputs to a serial connect. In tracking mode, because (-) of S2 and (+) of S1 are internally
connected, it is output inbetween (+) of S2 and (-) of S1. In case short pins are used inbetween (-)
terminal and ground, eliminate short pins from output terminals of S1 and S2.

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