Watson-Marlow MM420 - Manual (Page 61)

Issue 10/06 3 Functions
MICROMASTER 420 Operating Instructions
6SE6400-5AA00-0BP0 61
3.5.1 50/60 Hz setting
The frequency setting made in the factory can be adapted to the North American
market, without requiring any parameterization using an operator panel or PC tool
using the 50/60 Hz DIP switch (refer to Fig. 3-15).
50/60 Hz DIP switch
for frequency setting
60 Hz
50 Hz
Fig. 3-15 DIP switch to change-over between 50/60 Hz
The switch determines the value of parameter P0100 corresponding to the
following diagram (refer to Fig. 3-16). Besides P0100 = 2, after the power supply
voltage has been switched-in, the 50/60 Hz DIP switch determines the 50/60 Hz
setting (value of parameter P0100).
P0100 = 2
?
P0100 = 0 P0100 = 2 P0100 = 1
P0100 = 2
?
P0100 = 1
?
yes
yes
no
no
yes
yes
no
no
Quick
commissioning
P0010 = 1
Power
cycle
DIP2 = OFF
?
Power in kW
Frequency 50 Hz
Power in kW
Frequency 60 Hz
Power in hp
Frequency 60 Hz
Fig. 3-16 Mode of operation of the 50/60 Hz DIP switch in conjunction with P0100