Yaskawa iQpump1000 AC Drive Quick Start User Manual

Page 350

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H1 Multi-Function Digital Input Selections

H1-oo

Setting

Function

LCD Display

Description

Page

51

Sequence Timer Disable SeqTimer Disable

Closed: Drive ignores sequence timers and runs normally (based on b1-02/b1-16

source).

52

Sequence Timer Cancel SeqTimer Cancel

Closed: When the input changes from open to closed, the currently active sequence

timer is disabled. Operation will resume with the next scheduled sequence timer.

Cycling the Run command after the current sequence timer has been canceled will

re-enable the sequence timer.

60

DC Injection Braking

command

DCInj Activate

Closed: Triggers DC Injection Braking.

61

External Speed Search

command 1

Speed Search 1

Closed: Activates Current Detection Speed Search from the maximum output

frequency (E1-04).

62

External Speed Search

command 2

Speed Search 2

Closed: Activates Current Detection Speed Search from the frequency reference.

63

Field weakening

Field Weak

Closed: The drive performs Field Weakening control as set for d6-01 and d6-02.

65

KEB Ride-Thru 1 (N.C.) KEB Ridethru NC

Open: KEB Ride-Thru 1 enabled.

66

KEB Ride-Thru 1

(N.O.)

KEB Ridethru NO

Closed: KEB Ride-Thru 1 enabled.

67

Communications test

mode

Comm Test Mode

Tests the MEMOBUS/Modbus RS-422/RS-485 interface. Displays “PASS” if the

test completes successfully.

68

High Slip Braking

(HSB)

HighSlipBraking

V/f

V/f

Closed: Activates High Slip Braking to stop the drive during a Run command.

6A

Drive enable

Drive Enable

Open: Drive disabled. If this input is opened during run, the drive will stop as

specified by b1-03.

Closed: Ready for operation.

73

Low City Press

Low City Press

Indicates that sufficient or insufficient pressure is present on the inlet to the pump.

Used mainly for pressure booster situations.

Note:

Parameter P4-21 determines if this input is normally open or

normally closed.

75

Up 2 command

Up Command 2

Controls the bias added to the frequency reference by the Up/Down 2 function.

The Up 2 and Down 2 commands must always be used in conjunction with one

another.

76

Down 2 command

Down Command 2

Controls the bias added to the frequency reference by the Up/Down 2 function.

The Up 2 and Down 2 commands must always be used in conjunction with one

another.

7A

KEB Ride-Thru 2 (N.C.) KEB Ridethru2NC

Open: KEB Ride-Thru 2 enabled. Drive disregards L2-29 and performs Single

Drive KEB Ride-Thru 2.

7B

KEB Ride-Thru 2

(N.O.)

KEB Ridethru2NO

Closed: KEB Ride-Thru 2 enabled. Drive disregards L2-29 and performs Single

Drive KEB Ride-Thru 2.

7F

PID Bi-Direction

Enable

PID BiDir Enable

PID Bi-Direction Enable

80

HAND Mode

Hand Mode

Closed: HAND Mode operation. Frequency reference determined by P5-01 and

P5-02.

Open: Stop Mode when no Run command.

81

HAND Mode 2

Hand Mode 2

Closed: HAND Mode operation. Frequency reference determined by P5-05.

Open: Stop Mode when no Run command.

83

Alternate Multi Setpoint

(Q1-02)

AltMultiSP Q1-02

Closed: Q1-02 becomes the PID setpoint

84

Alternate Multi Setpoint

(Q1-03)

AltMultiSP Q1-03

Closed: Q1-03 becomes the PID setpoint

85

Alternate Multi Setpoint

(Q1-04)

AltMultiSP Q1-04

Closed: Q1-04 becomes the PID setpoint

88

Volute-Thermostat

Normally Open

Volute-TStat NO

Function active when the drive is running.

Closed: Drive will trip on “VLTS - Volute-TStat Flt”

Open: Thermostat fault not active

Note:

Setting H1-oo = 88 and 89 simultaneously will trigger a “VLTS -

Volute-TStat Flt”.

B.7 H Parameters: Multi-Function Terminals

350

YASKAWA TOEP YAIP1W 01B YASKAWA AC Drive - iQpump1000 Quick Start Guide

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