Tonghui TH2821A - Page 16

TH2821A OPERATION MANUAL
16
No. Key Function
SHIFT+
Key
Function
○
1
POWER
Power
On/Off
○
2
PARA
Parameter
Selection
CLEAR
Correction
key
○
3 U
Range Up LIMIT
Sorting Limit
Setup
○
4
FREQ
Frequency
Selection
MENU
Auxiliary
Menu
○
5
AUTO
Range Auto
Selection
DISPLAY
Display Mode
Selection
○
6 V
Range Down BUZZER
Alarm Mode
Setup
○
7
DH
Data Hold EQU
Equivalent
Circuit
○
8
SHIFT
2
nd
Function
Table 2-2 Key Description
The 3
rd
Functions：
}, o, q, p, r and x are valid during Menu
setup and Data input operations.