Siemens Micromaster 420 Operating Instruction page 67

5. SYSTEM PARAMETERS
Parameter
Number
P1000 Selection of frequency setpoint
Selects the frequency setpoint source. In the table of possible settings given below the
main setpoint is selected from the least significant digit i.e., 0 to 6 and any additional
setpoint from the most significant digit i.e., x0 through to x6. For example, setting 12
selects the main setpoint (2) derived from the analog input with the additional setpoint (1)
coming from the keypad.
Single digits are main setpoints only with no additional setpoint.
Main setpoint
No main setpoint
Keypad
Analogue Input
Fixed frequency
USS via RS232
USS via RS485
Optional communications board
The most common settings are:
1 Keypad (Motor potentiometer) setpoint
2 Analog input
3 Fixed frequency setpoint
4 USS via RS232
5 USS via RS485 terminals
Optional Communication Board
Other settings including an additional setpoint can be selected using the table above.
MICROMASTER 420 Operating Instructions
6SE6400-5AA00-0BP0
Parameter Name
setpoint
(Motor potentiometer)
Additional setpoint
0 10 20 30 40 50 60
1 11 21 31 41 51 61
2 12 22 32 42 52 62
3 13 23 33 43 53 63
4 14 24 34 44 54 64
5 15 25 35 45 55 65
6 16 26 36 46 56 66
International English
♦ ♦ ♦ ♦ P0003 User
Min
Access Level
Max
♦ ♦ ♦ ♦ P0004 Setting
[Default]
♦ ♦ ♦ ♦ Changeable
Units
♦ ♦ ♦ ♦ Status
0 1
66 10
[2]
-
67