IDEC MICROSmart FC6A Series Ladder Programming Manual page 341

Example:
To perform a zero return operation with proximity signal I2, initial pulse frequency 3 kHz, and creep pulse frequency 800 Hz
M8120
ZRN S1
1 D0000
I0001
Setting
Function
Initial pulse frequency
Creep pulse frequency
S1 S3 S4 D1
M0000 I0002 M0100
Device Address
D0000, D0001
D0002, D0003
FC6A S MICROS
ERIES MART
Turn on initialization input (M0000)
M0000
Pulse output ON (M0100) off
R
M0100
Pulse output complete (M0101) off
R
M0101
Pulse output status (M0102) off
R
M0102
D2
When the ZRN1 instruction input turns on, pulse
output starts
Preset Value
3000
800
L P M
ADDER ROGRAMMING ANUAL
18: P O
ULSE UTPUT
Details
3,000 Hz
800 Hz
FC9Y-B1726
I
NSTRUCTIONS
18-45