8.4 Option Card Installation
Table 8.10 PG-X3 Option Terminal Functions
Terminal Block
Terminal
Function
Description
TB1
A+
A + pulse signal input
• Inputs for the A channel, B channel, and Z pulses from the PG encoder
• Signal level matches R S-422
A -
A - pulse signal input
B+
B + pulse signal input
B -
B - pulse signal input
Z+
Z+ pulse signal input
Z -
Z - pulse signal input
SD
NC pin (open)
Open connection connectors for use when cable shields should not be grounded
FE
Ground
U sed as the shield ground termination point.
TB2
IP
PG encoder power supply
• Output voltage: 12.0 V ± 5% or 5.5 V ± 5%
• Max. output current: 200 mA <1>
IG
PG encoder power supply common
SG
Monitor signal common
• Output signal for monitoring A channel, B channel, and Z pulses from the PG encoder
• Signal level matches R S-422
a+
A+ pulse monitor signal
a -
A - pulse monitor signal
b+
B + pulse monitor signal
b -
B - pulse monitor signal
z+
Z+ pulse monitor signal
z -
Z- pulse monitor signal
<1> A separate U L-listed class 2 power supply is necessary w hen the PG requires more than 200 mA to operate.
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YASKAWA ELECTRIC SIEP C710616 33D YASKAWA AC Drive L1000A Technical Manual