Name

Description

Options

Default

Conveying Options

 

 

 

Assigned to pump n

Name of the pump to which this station’s

 

 

 

vacuum line is connected.

 

 

 

 

 

 

Special convey

When this option is enabled, the station’s

disabled,

disabled

 

vacuum valve remains open for the convey

enabled

 

 

time, even if the station is not demanding

 

 

 

material and is indicating that it is full. When

 

 

 

disabled, the station’s vacuum valve opens

 

 

 

when there is demand from the station, and it

 

 

 

remains open until the convey time has elapsed

 

 

 

or material trips the volume-fill proximity switch.

 

 

 

Enable this option if and only if the station has

 

 

 

no flapper.

 

 

Closed Loop

This option allows material to be conveyed and

 

 

 

processed without being contaminated by

 

 

 

outside influence (such as dust, other materials,

 

 

 

etc.)

 

 

Alarm Options

 

 

 

No convey

When this option is enabled, the controller

disabled,

disabled

 

issues a “no convey” alarm if it has repeatedly

enabled

 

 

attempted to convey material to the station but

 

 

 

the flapper never opened during the dump

 

 

 

delay. (The number of attempts is controlled by

 

 

 

the next setting.)

 

 

 

Usually this option should be enabled. At times,

 

 

 

you may wish to disable it during operation as a

 

 

 

stopgap measure for dealing with an alarm.

 

 

# attempts B4 alarm

Number of attempts before alarm: the number of

1–99

3

 

times the controller will attempt to convey

 

 

 

material to a station before it issues a “no

 

 

 

convey” alarm.

 

 

 

The setting for this option depends on (a) how

 

 

 

much material your mold uses to make each

 

 

 

part compared with the capacity of the receiver

 

 

 

and (b) how important it is to keep your mold

 

 

 

from running out of material and shutting down.

 

 

 

A higher setting will give you fewer alarms, at

 

 

 

the risk of emptying the receiver without

 

 

 

warning. A lower setting will give more frequent

 

 

 

alarms, at the risk of disrupting operations

 

 

 

unnecessarily.

 

 

24-Pump, 128-Station Controller

Chapter 6: Configurable Settings

65

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Sterling 882.00255.00 CV3-655 specifications Name Description Options Default Conveying Options