M2LPM
P. 5 / 6
EM-5054-A Rev.2
HOW TO RESET TO DEFAULT STATUS
1) Set SW2-1 to ON position, SW2-2 to OFF position.
2) Turn on the power supply to the transmitter while press-
ing MODE button.
3) Wait until green light turns on at the LD1, LD2 and
LD3.
4) Reset SW2-1 to OFF position. Turn off and on the power
supply.
LD1
LD2
LD3
A
LD1
LD2
LD3
G
LD1
LD2
LD3
G
LD1
LD2
LD3
A
LD1
LD2
LD3
R
LD1
LD2
LD3
A
G
G
LD1
LD2
LD3
R
G
NORMAL OPERATION (RUN) MODE
ERROR MODE
Parameter Error
Error occurred when reading parameters from the
internal memory. Turn the power suppy off and on.
If the error still exists, reset the parameters to default
and program the unit again.
LD1
LD2
LD3
R
R
R
DIP SW Error
DIP SW configuration is inappropriate.
Check the DIP SW setting referring to Tables 2 – 10.
Communication Error
Internal CPU’s communication error.
*
1. LD1 may be one of the .
LD1
LD2
LD3
R
G
G A
G
G A
Burnout in PC Configuration Mode
Burnout in DIP SW Configuration Mode
PC Configuration RUN Mode
The transmitter is configured via PC and
is in normal operating conditions.
DIP SW Configuration RUN Mode
The transmitter is configured via DIP SW and
is in normal operating conditions.
AD Conversion Error
Internal AD conversion error.
*
1. LD1 may be one of the .
LD1
LD2
LD3
A
G
Output Saturated in PC Configuration Mode
The output is below -15% or above +115%.
Output Saturated in DIP SW Configuration Mode
The output is below -15% or above +115%.
Amber LED
Green LED
Red LED
OFF
ON
Blink
A
G
R
*
1
*
1
STATUS INDICATOR LED
Combinations of the three front LEDs (LD1, LD2, LD3) indicate the transmitter’s operating status by different flashing pat-
terns.
Examples are shown below.
