Gantner Q Series Manual page 76

Connecting the modules → Q.bloxx D101: Connecting I/O
4
76
Up/down counter or measurement of frequency and direction with
static direction signal, 2 signals
D
in
+/-
0V
Measurement of frequency and direction or up/down counter with
2-channel frequency signal (90° phase delay)
D
in
0V
Measurement of frequency and direction or up/down counter with
4-channel frequency signal
D
in
Index
Index
enable
0V
Vers. No. 4.0
Released: 5/12/2011