Xantrex Technology XTR 850 WATT SERIES manual Coarse and Fine Adjustment Modes

Configuring Settings from the Front Panel

Coarse and Fine Adjustment Modes

The coarse and fine adjustment modes are used for setting the voltage and current set points, OVP and UVP settings.

Coarse	When using local operation to set the current and voltage set points, use
adjustment	the coarse adjustment mode (default) followed by the fine adjustment
mode	mode (see next). The coarse adjustment mode quickly adjusts the settings
	in large increments to reach the desired value.
Fine adjustment	Pressing the rotary Adjust/Enter control to change the mode to fine
mode	adjustment mode, provides the ability to manipulate the last significant
	digit. Once the exact desired value for the setting has been selected, press
	the rotary Adjust/Enter control to commit the value to the unit.
Table 3-1Select and Set from the Front Panel				3
9 Positions on the Mode		Turning the rotary Adjust/Enter	Pressing the rotary Adjust/
Control Knob		control lets you…	Enter control lets you…
VOLTS (Voltage		Select the voltage set point in coarse	Set the value selected and
Programming)		or fine adjustment modes. See	cycle to the next setting.
		“Automatic Mode Crossover” on
		page 3–12.
AMPS (Current		Select the current set point in coarse	Set the value selected and
Programming)		or fine adjustment modes. See	cycle to the next setting.
		“Constant Current Mode Operation”
		on page 3–12.
FLD (Foldback)		Select Foldback option: CC, CV or	Set the value selected and
		none. See “Setting Foldback Mode”	cycle to the next setting.
		on page 3–23.
PRT (Protection)		Select the OVP set point (see	Set the value selected and
		page 3–25).	cycle to the next setting.
		Select the UVP set point (see
		page 3–27.)
		Select OTP temperature and
		Shutdown (see page 3–29.)
SAV (Save User Preset)		Select the user setting memory	Save user setting memory
		location. See “Saving User Setting	values.
		Memory Locations” on page 3–35.
RCL (Recall User Preset)		Select the user setting memory	Load user setting memory
		location. See “Recalling User	values into the power supply.
		Setting Memory Locations” on
		page 3–36.

M370046-01 3-3