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In order to better use the power supply, please read the user 

manual carefully before using and keeping it properly. 

 

Warning: 

  Do not connect any load to the power supply before it's turned on. 

Likewise, make sure to disconnect the load before shutting down the power 

supply. Damages to the power supply can happen if you do not follow this. 

Such damages are not under warranty. 

Warning: 

 If you are running inductive load like magnetic coils, DC motors, 

stepper motors, etc., make sure to change the voltage/current slowly, and 

NEVER turn the power supply on or off with a inductive load connected! 

 

1. Summary: 

This serial multiplex output is high-precision power supply composed of 

two way regulated output power supply and one-way fixed output power 

supply. It uses four groups of three LED to display output voltage and current 

values  of the  two way power supply respectively. In addition,  two-way 

regulated  output power supply possesses automatic transfer function to 

regulate voltage and current. And its circuit is composed of compensating pipe 

power exhaustion steering circuit, operational amplifier and reference voltage 

regulator with temperature compensation.  Therefore, the  circuit is stable and 

reliable. The output power voltage of the power supply may randomly be 

regulated from 0 to nominal voltage value. When it is in the state of current 

regulation, the current regulation output current can continuously be regulated 

from 0 to nominal current value. The two-way regulated power supply can be 

randomly in series or  in parallel in terms of the power supply. When it is in 

series or in parallel, one circuit may track its voltage or current (in 

parallel).The maximum output voltage can reach the total amount of the 

two-way voltage rating when it is in series, while the maximum output current 

can reach the total amount of the two-way current rating when it is in parallel. 

The other regularly outputs 5V power  supply, and the controlling part is 

composed of single  scale  integrated  regulator.  The three groups of power 

Содержание TPR-3002-2D

Страница 1: ...er supply possesses automatic transfer function to regulate voltage and current And its circuit is composed of compensating pipe power exhaustion steering circuit operational amplifier and reference v...

Страница 2: ...the output current is less than 5A 2 Two way regulated power supply Nominal output voltage see table can be regulated continuously Nominal output current see table can be regulated continuously Model...

Страница 3: ...t value from the main power supply 9 Regular output power supply Nominal output voltage 5V 3 Nominal output current 3A Current effect 1 10 4 1mV Load effect 1 10 3 Ripples and noises 0 5mVr m s Protec...

Страница 4: ...l has minor variation in voltage which can also be regulated so as to achieve the goal of highly stable output Current regulation is basically the same with voltage regulation therefore both are highl...

Страница 5: ...is the alternative voltage attached to circuit of the main rectifier filter has four different values and they correspond with the output voltage of the regulated power supply When the output voltage...

Страница 6: ...osition When the voltage on the same terminal is lower than that on the reversal the operational amplifier is lower than level and the current regulation circuit work and the circuit is in a current s...

Страница 7: ...imely manner 3 The control and instruction of the panel 3 1 The function of every element on the panel 1 Numeration table indicating the major output voltage value and current value 2 Numeration table...

Страница 8: ...f output voltage connects to the negative terminal of the load 9 Cabinet ground terminal the cabinet connects to the ground 10 The subordinate direct current output positive terminal the anode of the...

Страница 9: ...t of all the current regulation knobs 4 and 20 should be clockwise regulated to the maximum then turn on the power supply switch 5 and regulate voltage regulation knobs 3 and 21 to regulate voltages o...

Страница 10: ...ulation knob 21 of the main power supply and the subordinate output voltage of strictly track the main output voltage thus make the output voltage reaches the total amount of the rated values of the t...

Страница 11: ...ass the output current But for a long time it will do nothing to improve the reliability of the whole machine 3 The two ways of regulation power supply used in parallel Figure4 When the power supply i...

Страница 12: ...ecise values need to be obtained more precise measuring instrument should be used to adjust in the outer circuit 4 Matter need attention 4 1 The power supply has prefect protective functions and 5V po...

Страница 13: ...ower cord 1 6 Operating procedure 6 1 Place the power switch in OFF position 6 2 Determine the correct input voltage as there is an 220V 110V switch selection in the back panel 6 3 Plug in power 6 4 P...

Страница 14: ...o make the reading on the multimeter voltage rating 1 05 coarsely regulate to make the reading of the multimeter to voltage rating Regulate the regulation resistance of the voltage meter to make the r...

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