
B–65192EN/02
3. SPECIFICATION
15
There are four channel switches above the 7–segment LED behind the
terminal board cover on the front of the servo amplifier. These switches
should be set as described below before use of the servo amplifier.
(1) Positions
The switches are sequentially numbered 1, 2, 3, and 4 with the one
at the bottom as switch 1. The OFF position is on the left, and the ON
position on the right.
ff
ff
ff
OFF
ON
ON
4
3
2
1
(2) Switch 1 setting
The setting of switch 1 varies with the interface type used between the
NC and servo amplifier.
If the setting is incorrect, an alarm occurs.
If the load is light, the motor may keep running.
Switch 1 setting
ON Type B interface
OFF Type A interface
– The following NC unit has the type A interface.
Series 0–C, Series15–A, Series15–B, Series 16–A, Series 16–B,
Series 18–A, Series 21–TA, Power Mate–D, Power Mate–F
– The following NC unit has the type B interface.
Series 20–A, Series 21–TB, Series 21–GA, Series 16–B, Series
18–B, Power Mate–H
3.4
SWITCH SETTING