Yaskawa PG-X3 Line Driver - Manual (Page 20)

5 Installation Procedure
YASKAWA ELECTRIC TOBP C730600 37B 1000-Series Option PG-X3 Installation Manual 21
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Terminal Functions
Table 5 Option Terminal Functions
Terminal
Block
Terminal Function Description
TB1
<1> A separate power supply is needed if the PG requires more than 200 mA to operate. Select a UL-listed class 2
power supply.
A+ A pulse signal input
• Inputs for the A channel, B channel, and Z pulses
from the PG
• Signal level matches RS-422
A– A inverse pulse signal input
B+ B pulse signal input
B– B inverse pulse signal input
Z+ Z pulse signal input
Z– Z inverse pulse signal input
SD NC pin (open)
Open connection port for use when cable shields
should not be grounded
FE Ground Used as the shield ground termination point.
TB2
IP PG power supply • Output voltage: 12.0 V ± 5% or 5.5 V ± 5%
• Max. output current: 200 mA <1> IG PG power supply common
SG Monitor signal common
• Output signal for monitoring A channel, B channel,
and Z pulses from the PG
• Signal level matches RS-422
a+ A pulse monitor signal
a– A pulse inverse monitor signal
b+ B pulse monitor signal
b– B pulse inverse monitor signal
z+ Z pulse monitor signal
z– Z pulse inverse monitor signal