Controls And Indicators - Protek 3003B Instruction Manual

1. DESCRIPTION

CONTROLS AND INDICATORS

①.
POWER SWITCH: on/off switch.
②.
OUTPUT TERMINAL: positive polarity (+) is red, negative polarity (-) is black, earth and
chassis ground is green.
③.
DIGITAL VOLT METER: indicates the output voltage.
④.
DIGITAL CURRENT METER: indicates the output current.
⑤.
CV LAMP: lights when the power turn on and constant voltage operation.
⑥.
CC LAMP: lights when this unit in constant current operation.
⑦.
VOLT ADJ (COARSE) KNOB: for the coarse adjustment of the output voltage.
⑧.
VOLT ADJ (FINE) KNOB: for the fine adjustment of the output voltage.
⑨.
AMP ADJ KNOB: for the adjustment of the output current.
⑩ .
DC OUTPUT SWITCH: on/off swich for the DC OUTPUT.
⑪.
CC SET SWITCH: current limiting set-up without
provide current limiting value preview faclity.
⑫.
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.
output terminal shorting or various loads, and