RK3000 High Frequency Power Supply
Operating Manual
Page 21 of 73
CHAPTER 4
KEYPAD
DESCRIPTION
The keypad (see below) contains 16 hermetically sealed keys. All operating parameters,
status checks, and On/Off functions are programmed into the memory through keypad.
Most keys have two functions. One is a parameter choice and the other is a number or
scroll choice.
The keys are labeled as follows:
LIMITS/O
RAMP/1
PHASE BACK/2
PED/3
QUENCH/4
IE/5
6
UP /7
HOLD/8
HELP/9
CODE/●
ESC
CLEAR ALARM
ENTER
DEVICE SELECT
PROMPT/DOWN
KEY FUNCTION
The following is a description of the function of each key.
Numerical keys
–
The numerical keys are used for entering numerical values for the
programmable parameters.
LIMITS key
–
Used to check (or in conjunction with a security code to program) the
control limits (primary voltage limit, primary current limit, secondary current limit,
secondary voltage limit and Under Voltage trip). (For programming ranges, see
Preprogrammed Levels And Operating Ranges, page 68.)
RAMP key
–
Used to check (or in conjunction with a security code to program) the value
of the Ramp Rate. (For programming range, see Preprogrammed Levels And Operating
Ranges, page 68.)
PHASE BACK key
–
Used to check (or in conjunction with a security code to program)
the value of the Phase Back. (For programming range, see Preprogrammed Levels and
Operating Ranges, page 68.)
PED key
–
Used to check (or in conjunction with a security code to program) the value of
the Pedestal Rate. (For programming ranges, see Preprogrammed Levels And Operating
Ranges, page 68.)
