5 Installation Procedure
YASKAWA ELECTRIC TOBP C730600 38C 1000-Series Option AI-A3 Installation Manual 21
◆ Terminal Functions
Table 4 Option Terminal Functions
Terminal Function
Signal
Level
Description
Voltage/Current
DIP switch
Linear
Accuracy
V1
<1> Default setting is for voltage input.
<2> At an ambient temperature of 25 °C (77 °F).
Analog signal
input 1
-10 to 10 V
or
4 to 20 mA
• Input terminals for an analog voltage or
current signal from voltage/current
reference source
• Use jumpers S1, S2, and S3 to select the
type of input signal
<1>
S1
±0.1% F.S.
<2>
V2
Analog signal
input 2
S2
V3
Analog signal
input 3
S3
AC Common – Common for analog voltage/current input –
FE Ground – Used for grounding shielded lines – –