Anritsu MT9083 Series Operation Manual page 86

Chapter 4 OTDR Commands
4.6.8 DISPlay:SCALe:HORIzontal Command
Syntax: DISPlay:SCALe:HORIzontal<wsp><scale>
Parameters: <scale> Horizontal scale range value in km
Floating point format
Range: 0.0096 – (0.5040 - 300.0000) Depends on current distance range (0.5 – 300)
km
0.0096 – Full zoom in, (0.5040 - 300.0000) – Full Zoom out
Note: There are 17 predefined scale ranges (0.0096, 0.0144, 0.0288, 0.0528, 0.1008,
Description: Set Horizontal scale range to specified value
The distance specified with Horizontal scale is displayed on screen.
Example: disp:scal:hori 5.0
Response: None
Errors: (–224, "std_illegalValue, Invalid Parameter Value")
4.6.9 DISPlay:SCALe:HORIzontal? Command
Syntax: DISPlay:SCALe:HORIzontal?
Parameters: None
Description: Get Horizontal display scale range value in km
Example: disp:scal:hori? --- 5.0016<END>
Response: Horizontal scale range value in km as numeric value.
Errors: None
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0.2544, 0.5040, 1.0032, 2.5008, 5.0016, 10.0032, 25.0032, 50.0016, 100.0032,
200.0016, 250.0032, 300.0000), the specified <scale> value will snap to the
nearest highest predefined scale value.
The maximum value for each distance is as follows.
0.5 km : 0.5040
1 km : 1.0032
2.5 km : 2.5008
5 km : 5.0016
10 km : 10.0032
25 km : 25.0032
50 km : 50.0016
100 km : 100.0032
200 km : 200.0016
300 km : 300.0000