Preliminary manual AN 401 Plus V2 r12 25/10/12
7.1 Peak function
The peak function stores and displays the maximum value reached by transducer’s signal when the KEY4 rear contact is
activated (see table 1)
Key 4 rear contact has to be kept closed as long as peak value is to be displayed (see chapter 2.10).
When this function is active, the leftmost LED dot under the minus sign is powered on.
The stored peak value can be zeroed by:
Pressing C (ESC) push button on AN401plus front panel;
Closing KEY1 terminal on rear terminal panel (see chapter 2.10).
7.2 Hold
Hold function freezes the measurement actually shown on the display, until it is disabled.
All function measurements are freezed and it is activated by closing KEY 2 contact (see chapter 2.10).
To de-activate this function open the contact
7.3 Protection
AN401plus has a protection system that prevents not authorized personnel to tamper with the instrument settings, nor
with programming menus.
To activate protection, connect KEY3 as for chapter 2.10.
When protection is enabled it is not possible to access to start-up programming menus.
In order to apply authorized changes to the instrument, remove the connection on KEY3.
Protection may be applied solely if an O5 I/O card is installed on slot C
To Next Page
Loading...
Need help?
General