3-4-3. Setting the polarity of the reference
point gate input signal
The active direction of the reference point gate can be changed
by OPTION switch 9 (Z-direction switch).
The ABS lamp turns on when the reference point gate signal
becomes active.
Option switch 9
(Z-direction switch)
ON
OFF
The external contact-type reference point gate input and
analog reference point gate input have a positive OR
relationship when OPTION switch 9 (Z-direction switch) is
ON and have a negative AND relationship when the switch
is OFF.
18 (E)
External contact-
Analog reference
type reference
point gate input
point gate input
Active at ON
Active at positive
Active at OFF
Active at negative
Option
External contact-type
switch 9
reference point
gate input
(Z-direction
switch)
ON
OFF
OFF
ON
Active
ON
ON
OFF
OFF
Active
Analog reference
point gate input
+Z
–Z
Positive
Internal
logic
logic
OR
Active
+Z
Negative
logic
–Z
AND
Internal
logic
Active