7 Display and messages
37
New Password:
This function is used to change the default pass-
word 0000.
To set your personal code, use the display keys as
follows:
· Press the
OK
-key to move from one digit to the
next (from left to right).
· Press the
ESC
-key to go back to the previous digit
(from left to right).
· Press the
ESC
-key repeatedly to go back to the
previous menus.
· Press the
-key to scroll numbers backwards
(from 9 to 0).
· Press the
-key to scroll numbers from 0 to 9.
Press the
ESC
-key to quit and go back to the previ-
ous menus.
3
Tvh1:0000ms
Tvl1:0000ms
Tvh2:0000ms
Tvl2:0000ms
The NTX inverter’s grid voltage protect time is
adjustable. The grid voltage protect time has
four valid limits.
Tvh1: very high grid voltage protect time.
Tvl1: very low grid voltage protect time.
Tvh2: high grid voltage protect time.
Tvl2: high grid voltage protect time.
Range:
9960≥Tvl2≥83; 9960≥Tvh2≥83;
498≥Tvh1≥83; 498≥Tvl1≥83.
Operation guide
· Press the
- or
-key to scroll screen and select
your submenu.
· Press
OK
-key to enter the setting mode which you
selected.
· Press the
-key to scroll numbers backwards
(from 9 to 0).
· Press the
-key to scroll numbers from 0 to 9.
· Press the
OK
-key to move from one digit to the
next (from left to right).
· Press the
OK
-key to confirm your input. (When it
is the last one). If your selection becomes opera-
tive, the LCD will give the message:
Setting OK !
Or else, the LCD will give the message, and your
selection will retain the previous setting.
Setting Lose!
Please check it!
Press the
ESC
-key to quit and go back to the previ-
ous menus.
4
Vhtp1:000%
Vltp1:000%
Vhtp2:000%
Vltp2:000%
The NTX inverter’s grid voltage trip point is
adjustable. The grid voltage trip point has four
valid limits.
Vhtp1: very high grid voltage trip point.
Vltp1: very low grid voltage trip point.
Vhtp2: high grid voltage trip point.
Vltp2: high grid voltage trip point.
Range:
120≥Vhtp1≥105
95≥Vltp1≥50
115≥Vhtp2≥105
95≥Vltp2≥55
Vhtp1≥Vhtp2≥Vltp2≥Vltp1
