Ametek SPS A Series Operation Manual page 44

Operation
Figure 3-1
1
ON/OFF Switch
WARNING: OFF does not remove voltage from the input terminal blocks.
2
Voltage Display
3
Voltage (V) Knob
4
Current (A) Knob
5
Current Display
6
Set/Reset Button
7
Adjust Potentiometer Adjusts the overvoltage trip level.
8
Module Fault LED
9
Overvoltage LED
10
Current Mode LED
11
Voltage Mode LED
3-2
descriptions:
Two–position switch enables or disables the power supply.
Remove external power before servicing the unit.
3½ digit green LED screen displays the supply's DC output
voltage. Also displays the OVP level when pressing the
Set/Reset button.
10–turn adjustment sets the output voltage.
(Optional shaft locks not shown. Please see Section 3.1.1).
10–turn adjustment sets the output current.
(Optional shaft locks not shown. Please see Section 3.1.1).
3½ digit green LED display indicates the DC output current of
the supply.
Press to display Overvoltage Protection level on the Voltage
display.
Press and hold for 7 seconds to reset OVP condition.
Lights yellow to indicate an internal fault such as bias supply,
thermal, or converter failure.
Lights red when output voltage has exceeded preset level, and
power supply output is turned off.
Lights green when in the Constant Current mode of operation.
When in the Constant Current mode, the output current will
regulate to the set value and the output voltage will vary with the
load.
Lights green when in the Constant Voltage mode of operation.
When in the Constant Voltage mode, the output voltage will
regulate to the set value and the Current value will vary with the
load.
AMREL SPS-A Series
M550129-01 Rev A