UNISource Corporation DM-1150B Operation Manual page 6

20A: Ampere current measurement terminal
4. Function Key
: DC/AC Milli voltage
5. LCD Display: The following table gives description of the symbols displayed on the LCD.
Fig.2-3 LCD display
No.
1
2, 3, 17
4
5
6
7
8
9, 19
10
11
12
13
14
15
16
20
21
22
23
24
25
26
27, 18
28
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: ACV
: DCV
Symbol
Hi
REL△%
DC, AC, DC+AC
PH+ PH-
A-H
AVG
Auto
APO
RS232
MAX/MIN/MAX-MIN
mV/V/mA/A
Hz/kHz/MHz/Ω/kΩ/MΩ
nF/μF
mV/V/mA/A
dBm
Hz/kHz/MHz/Ω/kΩ/MΩ
℃ ℉
RPM
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Ω
DUTY/Hz: Duty/Frequency
Description
Analog bar graph
Negative sign
Square wave output
Hi frequency or thermocouple indicator
Low battery
Diode/Audible continuity function
Relative measurement
DC, AC, DC+AC voltage or current
+Peak Hold, -Peak Hold
Auto Hold
Average reading
Auto mode
Auto power off sign
Communication on annunciation
MAX Rereading/MIN Reading/MAX-MIN Reading
Voltage and current units on secondary display
Frequency and resistance units on secondary display
Duty cycle unit and plus width unit
Capacitance unit
Voltage and current units on primary display
dBm annunciation
Frequency and resistance units on primary display
Temperature units and measurement indicator
Round/per minute
- 5 -
: Diode & Continuity
: Resistance
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