Chapter 4 explanation of functions – Hitachi SJ700-2 User Manual
Page 165
Chapter 4 Explanation of Functions
*2 The following timing charts show the detailed operations in pulse train input mode.
1) MD0: 90
°-phase-shift pulse train
Ｓ
Ｓ
ＡＰ
ＡＮ
ＢＰ
ＢＮ
Ｓ
Ｓ
（パルス
検出
数
列入力）
パルス
Detected-
pulse count
SBP
SBN
(Input of pulse string)
SAP
SAN
(Input of pulse train)
4 - 10
2
正転
逆転
Reverse motor
operation
Forward motor
operation
時間
Time
2) MD1: Forward/reverse operation command with pulse train
ＳＡ
ＳＡ
（パルス列入力）
Ｐ
Ｎ
ＳＢ
ＳＢ
Ｐ
Ｎ
（正逆転指令）
正転
逆転
検出
数
パルス
(Input of pulse string)
(Forward/reverse
operation command)
Detected-
pulse count
SBP
SBN
SAP
SAN
Forward motor
operation
Reverse motor
operation
時間
Time
3) MD2: Forward-operation pulse train with reverse-operation pulse train
ＳＡＰ
ＳＡＮ
ＳＢＰ
ＳＢＮ
正転
逆転
（正転パルス列入力）
（逆転パルス列入力）
検出
パルス数
時間
Detec
pulse count
ted-
SBP
SBN
SAP
SAN
(Input of reverse-
operation pulse string)
(Input
operation pulse string)
of forward-
Forward motor
operation
or
me
Ti
Reverse mot
operation