WL serial precision numerical control DC stabilized voltage and current source, is aims at the standard photo source the characteristic and the high stability co current linear power power source which but the special request designs specially, has the stability well, the precision high, the structure simple, the easy to operate, the output current voltage continuously adjustable. function of voltage and current super-cap、super-lower limit alarm； advantages of encodes to achieve numerical control adjustment, and with coarse、medium and small adjustable stalls. Comparing with the traditional mechanical potentiometers, it has a long service life、convenient adjustment and reliability advantages。
Selection table
> Degree of voltage stability (CV): ≤ 5×10-5 reading+2mV
> Degree of load stability (CV): ≤ 5×10-5 reading+2mV
> Degree of voltage stability (CC): ≤1×10-4 reading+0.5mA
> Degree of load stability (CC): ≤1×10-4 reading+1.5mA
> Output offset voltage (full scale): ±0.01%reading／3minutes
> Output offset current (full scale): ±0.01%reading／3minutes
> Voltmeter measuring range: 50Vmeasuring range，5V/10V/25V/50V
30Vmeasuring range，5V/10V/25V/30V
> Voltmeter resolving range: 0.0001V(0.0000V～10.000V)
0.001V(10.000V～50.000V)
> Voltmeter accuracy: ±（0.02%reading+0.01%range+1word）
> Voltage ripple (Vrms):see at figure 1
> Current ripple(Irms):see at figure 1
> Ammeter range: see at figure 1
> Max output power: see at figure 1
> Ammeter resolving range: 0.0001A(0.0000A～10.000A)
0.001A(10.000A～15.000A)
> Ammeter accuracy: basic accuracy + additional difference, see at figure 2
1) This instrument take advantages of encodes to achieve numerical control adjustment, and with coarse、medium and small adjustable stalls. Comparing with the traditional mechanical
potentiometers, it has a long service life、convenient adjustment and reliability advantages
2) This instrument has function of voltage and current super-cap、super-lower limit alarm
3) This instrument makes use of High speed MCU and High precision D/A、A/D to control and test, and it has a High degree intelligence
4) Two windows to display digital voltage and current value, and intuitive readings
5) With the communication functions of RS-232 and RS-485, and can be made use of remote operations to the equipment、control and reading the corresponding data by the computer
6) Stabilized and high precision output voltage and current
7) The power will transfer the statement of the consistent voltage and current automatically, and indicates the statement through pilot light, besides, it has a high reliability
8) The power has the function of long-distance of sampling to compensate the drop voltage which is generated from the connected line, so as to ensure the accuracy of voltage across the load
9) The relay has a long life and high reliability
