Blocking Inverter Outputs (Baseblock Commands); Multifunction Analog Input A2 Disable/Enable - YASKAWA Varispeed E7 Instruction Manual And Parameter Description

Blocking Inverter Outputs (Baseblock Commands)

Set 8 or 9 (Baseblock command NO/NC) in one of the constants H1-01 to H1-05 (multi-function contact input
terminal S3 to S7 function selection) to perform baseblock commands using the terminal's ON/OFF operation,
and thereby to block the inverter output.
Clear the baseblock command to restart the operation using the speed search method set in b3-01 (speed
search selection).
Multi-function Contact Inputs (H1-01 to H1-05)
Set
Value
8
9
Time Chart
The time chart when using a baseblock command is shown below.
Forward operation/Stop
Baseblock command
Frequency reference
IMPORTANT

Multifunction Analog Input A2 Disable/Enable

If a digital input is programmed for this function (H1-
by switching the digital input ON/OFF (ON – Analog Input A2 enabled).
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6
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External baseblock NO (Normally Open contact: Baseblock when ON)
External baseblock NC (Normally Closed contact: Baseblock when OFF)
Output frequency
Fig 6.35 Baseblock Commands
When a contactor between inverter and motor is used, always perform a base block command before
opening the contactor.
Function
Input
Cleared
Speed search
Coast to a stop
= C) the analog input A2 can be enabled or disabled