Instruction manual

Preparations

Comparator output

This is an open collector output that can be used to control external equipment.

When the optional Extended Function Program NX-42EX is not installed,

the comparator output cannot be set.

1. Press the MENU key to bring up the menu list screen.

2. Use the

keys to select [I/O] and press the MENU/EN-

TER key. The I/O screen appears.

3. Use the

keys to select [Comparator] and press the MENU/EN-

TER key. The comparator screen appears.

4. Use the

keys to select [Comparator] and press the MENU/EN-

TER key. The ON/OFF setting screen appears.

5. Use the keys to select [ON] and press the MENU/ENTER

key.

6. Use the

keys to select [Comparator level] and press the MENU/

ENTER key. The comparator level screen appears.

7. Use the

keys to select the  rst digit and use the keys to

set the value.

8. Use the keys to select the two lower digits and use the

keys to set the value. Then press the MENU/ENTER key. (Setting

range 25 to 130 dB, 1-dB steps)

9. Use the

keys to select [Comparator band] and press the MENU/

ENTER key. The comparator band screen appears.

10. Use the

keys to select the comparator band (MAIN AP, SUB

AP) and press the MENU/ENTER key.

11. Press the START/STOP key to return to the measurement screen.