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Figure b-1. programming the output, Figure b-2. using display commands – KEPCO BHK-MG 200W (Full Rack) Series User Manual

Page 133

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BHK-MG (OPR) 022014

B-3

FIGURE B-1. PROGRAMMING THE OUTPUT

FIGURE B-2. USING DISPLAY COMMANDS

NOTES: 1. Power supply assumed to be operating in constant voltage mode.

2. Examples below are intended only to illustrate command functions. Refer to PAR. 3.3.6 for pro-

gramming techniques to optimize performance.

OUTP ON

Output enabled.

OUTP?

Power supply returns “1” (output enabled).

VOLT 221;CURR 1.5E-2

Power supply output programmed to go to 221V, current limit 15mA

INIT:CONT ON

Continuous triggers enabled.

INIT:CONT?

Power supply returns “1.”

VOLT:TRIG 215;CURR:TRIG 3E-2 Power supply output programmed to return to 215V, current limit 30mA

upon receipt of trigger.

*TRG

Power supply output returns to 215V,current limit 30mA.

VOLT 221;CURR 5E-2

Power supply output programmed to go to 221V, current limit 50mA

MEAS:VOLT?

If actual value of output voltage is 220.9V, power supply
returns 2.209E+2.

MEAS:CURR?

If actual value of output current is 0.0325A, power supply
returns 3.25E-2.

FUNC:MODE?

Returns VOLT if power supply operating in constant voltage
mode, CURR for constant current mode.

CURR:TRIG?

Returns 3E-2 (current value established by CURR:TRIG.

VOLT:TRIG?

Returns 215 (voltage value established by VOLT:TRIG.

ABOR

Pending trigger levels changed to 221V, 50mA (immediate values)

VOLT 277;CURR 2.5E-2

Power supply output programmed to go to 277V, 25mA

*TRG

Power supply output returns to 221V, current limit 50mA.

INIT:CONT 0

Triggers disabled.

INIT:CONT?

Power supply returns “0.”

OUTP OFF

Output disabled.

OUTP?

Returns 0 (output disabled).

MEAS:VOLT?

Returns 0. (measured output voltage).

VOLT?

Returns 221.(programmed output voltage)

CURR?

Returns 5E-2 (programmed current 50mA)

CURR? MAX

Returns 4E-1 (assuming maximum allowable current for power
supply being addressed is 400mA, i.e. BHK 500-0.4MG).

CURR? MIN

Returns 0 (minimum allowable current).

CURR:PROT 3.8E-2

Current protection set to 38mA.

CURR?

Returns 5E-2 (programmed current 50mA)

CURR:PROT?

Returns 3.8E-2 , indicating programmed overcurrent protection
current value = 38mA.

CURR:PROT? MAX

For BHK 500-0.4MG, returns 4.4E-1 (440mA, see Table 1-2).

SYST:VERS?

Returns 2003.0.

DISP:CONT 0.9

Sets LCD contrast value to 0.9.

DISP:CONT?

Returns 0.9.

DISP:MODE NORM

Changes LCD to Normal metering mode.

DISP:MODE?

Returns NORMAL.

DISP:MODE TEXT

Changes LCD to Text mode.

DISP:TEXT “**BHK IS IN USE”

Second line of display reads **BHK IS IN USE.

DISP:MODE?

Returns “TEXT”

DISP:TEXT?

Returns “**BHK IS IN USE”