Lenze MCH Series - Manual (Page 35)

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13.2.4 MCH DISPLAY IN AUXILIARY MODE
If the ENTER key is held down, the display will enter the auxiliary mode and cycle
between two displays: a CONTROL display that indicates the H/O/A source (keypad or
terminal strip), speed reference source and the setting of the SPEED SOURCE key on
the keypad; and a TIME/kWh display that indicates total elapsed run time and kilowatt
hours. When the ENTER key is released, the display will return to the previous screen.
Examples of these displays are shown below.
CONTROL DISPLAY TIME / KWH DISPLAY
TIME: 4872.7 HRS
KWH: 49345
H/O/A
SOURCE
SPEED SOURCE
KEY SETTING
SPEED
REFERENCE
KEYPAD HOA - KEY
SRC=NORM
The table below shows the possible SPEED REFERENCE SOURCE indications for the
CONTROL display in the auxiliary mode:
SPEED REFERENCE SOURCE TABLE
DISPLAY DESCRIPTION
KEY KEYPAD - p and q keys.
VDC
0 - 10 VDC analog input at TB-5A (In PID mode, this indicates that the
SETPOINT reference is a 0-10 VDC signal).
IDC
4 - 20 mA analog input at TB-5B (In PID mode, this indicates that the
SETPOINT reference is a 4-20 mA signal).
SP#1 - SP#4 PRESET SPEED #1 - PRESET SPEED #4
MKB
MANUAL KEYBOARD - The p and q keys are used for speed
control. This occurs in PID mode when the drive is put into HAND
(open-loop) mode.
AKB
AUTO KEYBOARD - The p and q keys are used as the PID
SETPOINT reference. This occurs in PID mode when the drive is put
into AUTO (closed-loop) mode.