Waters Prep Series Installation And Maintenance Manual page 176

Operational specifications (Continued)
Item
Program storage
Gradient profiles
Keyboard
Programmable
timed events
Electrical specifications
Item
Power
requirements
Power consumption 350 watts
Frequency
Fuse
Pump power fuse
B-2 Specifications
Specification
Storage for sets of 15 tables (Gradient, Event, and
Detector), with up to 15 steps per table.
Storage for a time-based multimethod program with
up to 48 individual steps, linking sets of tables.
EEPROM stores setup parameters and tables and
preserves memory indefinitely following power loss or
extended shutdown.
Eleven gradient curves (including linear, step,
concave, and convex).
Dedicated keys provide direct access to all display
screens. Cursor movement keys simplify
programming, editing, and parameter entering. All
keys are solvent resistant.
Fifteen timed events can be programmed and stored
for each table:
• Set S1 to S4 for accessory control
• Audible alarm
• Set sparge rate
• Return to initial conditions
• Change to new Gradient table
Specification
Maximum power 500 VA
50 or 60 Hz
Nominal Voltage
100, 120
220, 240
4 A, 125 VAC, IEC (Time Delay) 5 × 20 mm. Protects
the pump from excessive current loads.
Fuse (Amp)
4 Amps
2 Amps