Veeco MPS-3000 CE, Technical Manual

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Command Name: SET MODE
Syntax: M[n]<cr>
Units: N/A
Range: n = 0, 1, 2, or 3
Description: Used to set the operating mode of the power supply.
Place the power supply in Local mode using the following command:
M1<cr>
Command Name: DISABLE E/B RATIO ERROR
Syntax: NE[n]<cr>
Units: N/A
Range: n = 0 or 1
Description:
When disabled (NE1), the E/B Ratio error (E24) will not be activated if
the emission current drops below the beam current. In all modes
(except Manual mode), the emission current will still automatically
servo to 125% of the beam current.
When enabled (NE0), the E/B Ratio error will function normally.
The value of the NE command is stored in non-volatile RAM and stays in
effect until it is changed.
Disable the E/B Ratio error using the following command: NE1<cr>
n Mode
0 Manual
1 Local
2 Local Restricted
3 Remote
EXAMPLE 8.17 Place
the MPS-3000 power
supply in Local mode
EXAMPLE 8.18 Disable
the E/B Ratio Error