Yaskawa P7B Drive Bypass User Manual

Page 282

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Index - 2

Circuit

Connection Diagram......................................... 2-16

Terminal Configuration ................................... 2-12

Method ............................................................... C-4

PCB

Inspecting ........................................................... 7-2
Spare Parts ...................................................F-2, F-3

Power Fuse .............................................................. 6-22
Terminal Functions .................................................. 2-13

Wiring .............................................................. 2-12
Precautions ....................................................... 2-17

Cooling

Fan – See Fan
Fins

Inspecting ........................................................... 7-2
Preventive Maintenance ..................................... 7-3

COPY Function......................................................5-37, 5-38

Faults .......................................................................6-13
Read Allowed Selection .......................5-37, 6-13, A-25
Selection ........................................................ 5-37, A-25

Covers

Protective ................................................1-5 to 1-7, 1-11
Removing and Attaching ............................... 1-13, 1-14

CPU Faults ........................................................................6-3
Critical Frequency Rejection – See Jump Frequency
Current

DC Injection Braking ................................................5-6
Maximum Output ..................................................... C-4
Monitor ........................................................ 2-13, A-11
Motor Rated (FLA)........................4-7, 5-26, 6-12, A-11
Rated Output .................................................... C-2, C-3

D

DATA/ENTER Key ........................................................ 3-3
Data Length – See Modbus Communications
Date Stamp Information..................................................6-24
DC Braking – See DC Injection Braking
DC Bus Capacitors

Inspecting................................................................... 7-2
Preventive Maintenance ............................................7-3

DC Bus Fuse

Checking .................................................................. 6-21
Fault ...........................................................................6-6
Spare Parts ......................................................... F-2, F-3

DC Bus Voltage

Checking ..................................................................6-20
Overvoltage ................................................6-6, 6-9, C-4
Safety ............................................................................. i
Undervoltage ..................... 5-26 to 5-30, 6-7, 6-10, C-4

DC Injection Braking

Current....................................................................... 5-6
Parameters ................................................................ A-4
Start Frequency.......................................................... 5-5
Time at Start ............................................................. A-4
Time at Stop............................................................... 5-6

DC Reactor (See also Specifications)........................2-8, E-4
DCInj to Stop.................................................................... 5-6
DDLY Waiting to RUN – See Drive Delay
Deadband, Prohibited Frequency – See Jump Frequency and

Frequency Limits

Deceleration

Coast to Stop ............................................................. 5-5
Coast w/ Timer .......................................................... 5-6
DCInj to Stop............................................................. 5-6
Indicators ................................................................... 3-6
Ramp to Stop ............................................................. 5-5

Stall Prevention during ............................................A-20
Time ................................................................ 5-19, A-7
Troubleshooting..................................................6-6, 6-9

DECREASE Key .............................................................. 3-3

Troubleshooting....................................................... 6-14

Delay Timer Parameters .................................................. A-5
Diagnostics — See Troubleshooting
Digital Inputs

Connection Diagram................................................ 2-16
Control Circuit Terminals........................................ 2-13
Parameters ...............................................................A-12
Sinking/Sourcing Terminals ..................2-13, 2-15, 2-16
Troubleshooting.............................................. 6-14, 6-15

Digital "Motor Operated Pot” – See MOP
Digital Operator ............................................................... 3-1

Data Display .............................................................. 3-2

Display Selection (Display Scaling) .......................A-23
Drive Operation when Disconnected ......................A-24
Faults/Errors ..............................................6-2, 6-6, 6-14
Keys........................................................................... 3-3
LCD Brightness Adjustment ...................................A-24
Lights – See Indicators
Mode Indicators......................................................... 3-4
Mode Selection ......................................................... 3-3

Monitor Selection (At Power-up) – See Monitor
Preventive Maintenance ............................................ 7-3
Removing and Attaching.............................1-14 to 1-16

Write-protected – See COPY Function, Read Allowed

Digital Outputs

Connection Diagram................................................ 2-16
Control Circuit Terminals........................................ 2-13
Parameters ...............................................................A-15
“Restart Enable” ...................................................... 5-31

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