Hitachi RAS-18YH6 - Page 41

– 39 –
33
ms.
1
f
rame
4
.
9
5ms.
T
ransm
i
t
/
rece
i
ve
s
witching time
5
V
0
V
0
V
5
V
0
V
35
V
5
V
0V
35
V D
C
lin
e
Fig. 2-3 Voltages Waveforms of Indoor / Outdoor Microcomputers (Indoor to Outdoor Communications)
Outdoor microcomputer Pin 48
Pin 51
Indoor microcomputer Pin 50
Pin 49
48
5
50
49
33
ms.
1
f
rame
100
ms.
L
eade
r
5V
5
V
0
V
5
V
35V D
C
lin
e
0
V
5V
0
V
0
V
35
V
Outdoor microcomputer Pin 48
Pin 51
Indoor microcomputer Pin 50
Pin 49
Fig. 2-2 Voltages Waveforms of Indoor / Outdoor Microcomputers (Outdoor to Indoor Communications)
48
5
50
49