Prodigit 3270 Series Operation Manual page 41

32 PRODIGIT
3.3.16.2. Linear Constant Current (LIN) mode:
3.3.16.3. Constant Resistance (CR) mode:
3.3.16.4. Constant Voltage (CV) mode:
3.3.16.5. Constant Power (CP) mode:
3.3.17.
The LIMIT button allows the user to set left and right thresholds for voltage, current
Or power. These threshold settings are used in conjunction with the NG function to
Flag when the load is operating outside the desired limits
Each press of the LIMIT key enables a different value to be entered. On first press
Of the LIMIT key the button will illuminate and V-Hi will be displayed on the right
LCD. The setting is made with the rotary knob and can be read from the right LCD
during setting. The setting sequence is shown below:
The A and B levels of load current can be preset at right lower 5 digit
LCD. the "A" LED will be lit indicating the setting value is amps.
The A and B levels of load resistance can be preset on the right lower 5
Digit LCD. The "Ω" LED will be lit indicating the setting value is ohms.
The A and B levels of load voltage can be preset on the right lower 5
Digit LCD. The "V" LED will be lit indicating the setting value is volts.
The A and B levels of load power can be preset on the right lower 5 digit
LCD. The "W" LED will be lit indicating the setting value is watts.
Limit
key
V_Hi (DVM upper limit)
V_Lo (DVM lower limit)
I_Hi (DAM upper limit)
I_Lo (DAM lower limit)
W_Hi (DWM upper limit)
W_Lo (DWM lower limit)
VA Hi
VA Lo
OPL
OCL
NG OFF/ON (No Good Flag)
LIMIT setting function OFF
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