Applent Instruments AT5220, Руководство пользователя

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16
AT5220 User
’
s Guide
INT Continuously repeats the measurement cycle.
MAN Performs one cycle of measurement each time you press the [Trig] key.
EXT Performs one cycle of measurement each time a rising pulse is input to
the handler external trigger input pin on the rear panel.
BUS Performs one cycle of measurement each time it receives a trigger
command sent via RS-232.
Procedure to set up trigger:
Step 1 Press [Meas] key to enter <MEAS DISPLAY>Page
Step 2 Use cursor keys to select [TRIGGER] field
Step 3 Use function keys to select trigger mode
Function keys Function
INT Automatic Internal trigger
MAN Manual Trigger by pressing [Trig] key
EXT External Trigger Mode
BUS BUS Trigger by RS232 SCPI command
5.1.2 【 Range 】
SCPI command ：
FUNCtion:RANGe {<Range NO.>,min,max}
5 ranges are available for AT5220, changes for each range is as below:
AT5220 only use manual range to make measurement:
Table 5-1 Range
Range
NO.
Range Range Ability UP DOWN
1 100m
Ω
29.000m
Ω
~300.00m
Ω

300m
Ω

3
Ω

30
Ω

300 Ω


290m
Ω

2.9
Ω

29
Ω

290 Ω

2 1 Ω 290.00m Ω ~3.0000 Ω
3 10
Ω
2.9000
Ω
~30.000
Ω
4 100 Ω 29.000 Ω ~300.00 Ω
5 1k
Ω
290.00
Ω
~3.0000k
Ω

Procedure to set up Range ：
Step 1 Press 【 Setup 】 key to enter Setup page ；
Step 2 Use cursor keys to select [Range] field ；
Step 3 Use function keys to select range
Function keys Function
In Increase range ， range is changed to LOCK
Decrease- Decrease range ， range is changed to LOCK