8 Electrical Installation
YASKAWA TOEPC71061752B GA500 Drive Installation & Primary Operation 55
Type Terminal Name (Default) Function (Signal Level)
Master Frequency
Reference
RP
Master frequency
reference pulse train
input
(Master frequency
reference)
• Response frequency: 0 to 32 kHz
• H level duty: 30% to 70%
• H level voltage: 3.5 V to 13.2 V
• L level voltage: 0.0 V to 0.8 V
• Input impedance: 3 kΩ
+V
Power supply for
frequency setting
10.5 V (allowable current 20 mA maximum)
A1
MFAI1
(Master frequency
reference)
Voltage input
Use H3-01 [Terminal A1 Signal Level Select] to select
the signal level.
• 0 V to 10 V/100% (input impedance: minimum 15
kΩ)
• -10 V to +10 V/-100% to +100% (input impedance:
minimum 15 kΩ)
A2
MFAI2
(Combined to terminal
A1)
Voltage input or current input
Use DIP switch S1 and H3-09 [Terminal A2 Signal
Level Select] to select the input.
• 0 V to 10 V/100% (input impedance: minimum 15
kΩ)
• -10 V to +10 V/-100% to +100% (input impedance:
minimum 15 kΩ)
• 4 mA to 20 mA/100%, 0 mA to 20 mA/100%
(input impedance: 250 Ω)
AC
Frequency reference
common
0 V
E (G)
Connecting shielded
cable
-
■ Output Terminals
Refer to Table 8.5 and Table 8.6 for a list of Output terminals and functions.
Table 8.5 Control Circuit Output Terminals
Type Terminal Name (Default) Function (Signal Level)
Digital Outputs
MA
N.O. output
(Fault) • Relay output
• 30 Vdc, 10 mA to 1 A
• 250 Vac, 10 mA to 1 A
• Minimum load: 5 V, 10 mA (Reference value)
MB
N.C. output
(Fault)
MC Digital output common
Multi-function
Photocoupler Outputs
P1
Multi-function
photocoupler output 1
(During RUN)
• Photocoupler output
• 48 V, 2 mA to 50 mA
C1
P2
Multi-function
photocoupler output 2
(Speed agree 1)
C2
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