User Guide

20
- Digit 3 - Digit 0
Digit 3 i the most significant digit on the LCD panel, and
digit 0 is the least significant digit. When the LCD panel
shows OL, the serial port outputs 4000.
Digit Code
0 0110000
1 0110001
2 0110010
3 0110011
4 0110100
5 0110101
6 0110110
7 0110111
8 0111000
9 0111001
- Status
The format of this packet is shown below. The Judge field
is meaningful only when the Function packet indicates
Frequency / RPM mode.
In Frequency / RPM mode, judge is 1 if the meter operates
in Frequency mode; otherwise, it is 0. Sign field indicates
whether the minus sign on the LCD panel is on or off.
BATT field is 1 if battery low condition is true. OL indicates
input overflow.
0 1 1 Judge Sign BATT OL
Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
19
- Range
This packet indicates the full scale range of the meter.
When the meter operates in continuity mode, diode mode
or current (A) mode, this packet is always 0110000 since
the full scale range in these modes are fixed. The following
table lists the code for each range in each measurement
mode.
Code V mA Ω Frequency RPM Capacitance
0110000 400.0mV 40.00mA 400.0Ω 4.000KHz 40.00KRPM 4.000nF
0110001 4.000V 400.0mA 4.000KΩ 40.00KHz 400.0KRPM 40.00nF
0110010 40.00V 40.00KΩ 400.0KHz 4.000MRPM 400.0nF
0110011 400.0V 400.0KΩ 4.000MHz 40.00MRPM 4.000µF
0110100 4000V 4.000MΩ 40.00MHz 400.0MRPM 40.00µF
0110101 40.00MΩ 400.0MHz 4000MRPM 400.0µF
0110110 4.000mF
0110111 40.00mF