5-7
5-1-3 I/O Specifications
j
Terminal Block Specifications, Non-conforming Models
Signal
Function
Condition
R
T
Power supply in-
put
R88D-UEP
H (200-VAC Units): Single-phase 200/230 VAC (170 to
253 VAC) 50/60 Hz
R88D-UEP
L (100-VAC Units): Single-phase 100/115 VAC (85 to
127 VAC) 50/60 Hz
P
N
Main circuit DC
output
These are the connection terminals for the Regeneration Unit
(R88A-RG08UA). Connect these when the regeneration energy is high.
U
Servomotor U-
phase output
Red
These are the terminals for outputs to the Servomotor.
V
Servomotor V-
phase output
White
W
Servomotor W-
phase output
Blue
Frame ground
Green
This is the connection terminal. Use a 100
Ω
or less (class-3) or bet-
ter ground. It is used in common for Servomotor output and power
supply input.
j
Terminal Block Specifications, Models Conforming to EC Directives
Signal
Function
Condition
L1
L2
Power supply in-
put
R88D-UEP
V (200-VAC Units): Single-phase 200/230 VAC (170 to
253 VAC) 50/60 Hz
R88D-UEP
W (100-VAC Units): Single-phase 100/115 VAC (85 to
127 VAC) 50/60 Hz
+
–
Main circuit DC
output
When using multiple axes and there is excessive regenerative energy, the +
terminals can be connected together and the – terminals can be connected
together to increase the regeneration absorption capacity.
U
Servomotor U-
phase output
Red
These are the terminals for outputs to the Servomotor.
V
Servomotor V-
phase output
White
W
Servomotor W-
phase output
Blue
Protective earth
terminal
Green
This is the connection terminal. Use a 100
Ω
or less (class-3) or bet-
ter ground.
Specifications
Chapter 5
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