MultiSmart Installation & Operation Manual
Fault Name Description
The MultiSmart is unable to communicate to the VFD
The VFD has returned a fault
The VFD has returned a warning
Group 1 Blocked Pump Detection
Number of Standby pump starts equals the specified maximum
A group based Pulse Start has been initiated
A group based Pulse Stop has been initiated
If level rises > a specified amount within a preset time, lead pump is pulse started
The level is greater than the specified Overflow level (Flow module must be enabled)
Well 1 Analog Compare Fault
The difference in the level between the primary and the backup level devices is greater
than the specified threshold.
5% Off 14.8.11
Well 1 Level Locked
The level has changed by less than the specified amount in the specified time. (The
timed period can be a fixed amount of time or a period of the day, e.g. 14:30 to 17:00).
Up to four timed periods can be specified.
5%, 30min Off 14.8.12
Level has reached the High High level
Level has reached the High level
Level has reached the Low Low level
Level has reached the Low level
Well 1 Backup Level Ain Over Range
The current of backup level device is greater than specified maximum
Well 1 Backup Level Ain Under Range
The current of backup level device is less than the specified minimum
Well 1 Backup Level Invalid
Communications to the backup remote level has failed
Well 1 Primary Level Ain Over Range
Primary level device current is greater than the specified maximum
Well 1 Primary Level Ain Under Range
Primary level device current is less than the specified minimum
Well 1 Primary Level High Range
Primary Level < HRP and Backup level > HRB
HRP = High Range Primary level, HRB = High Range Backup level
On 14.8.9.1
Well 1 Primary Level Invalid
Communications to the primary remote level has failed
Well 1 Primary Level Low Range
Primary Level > LRP and Backup level < LRB
LRP = Low Range Primary level, LRB = Low Range Backup level
On 14.8.9.2
A well based Pulse Start has been initiated
A well based Pulse Stop has been initiated
Off time of any pump is greater than the specified maximum
The run time of any pump is greater than the specified maximum
A user definable fault (A link or source required)
Activated via SCADA - all pumps in station become unavailable (‘Inhibit’ flashes)
A station based Pulse Start has been initiated
A station based Pulse Stop has been initiated
Station Low Flow Fault
Station Flow rate is lower than the expected flow rate by an amount of preconfigured
percentage of the expected flow
100% Off 20.5
Station Flow rate is lower than the expected flow rate by an amount of preconfigured
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