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The following table compares the features of
the Norprim version 4 against previous systems |
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Feature |
Norprim 3 |
Norprim 4 |
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Tracks water flow as stock drink |
√ |
√ |
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| |
Injects nutrient into water line based on water flow |
√ |
√ |
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| |
Injects nutrient based on the pump running for a length of
time |
√ |
|
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| |
Injects nutrient based on the exact amount of nutrient
passing an accurate flow meter (measuring to the millilitre) |
|
√ |
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Measures: |
Norprim 3 |
Norprim 4 |
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|
√ |
√ |
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√ |
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- Nutrient tank level (as nutrient is injected into water line)
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√ |
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- Water tank level (if a tank is used as the main water storage)
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√ |
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- Water flow rate (litres per minute)
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√ |
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Settings available to the operator: |
Norprim 3 |
Norprim 4 |
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- Nutrient to water injection rate
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√ |
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- Maximum nutrient overdose. For example no more than 20mls
over the expected injection rate before the system shuts down
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√ |
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- User specifies size of nutrient tank and water tank (where
applicable)
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√ |
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Alarms and Warnings: |
Norprim 3 |
Norprim 4 |
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- Nutrient injection rate has exceeded allowable overdose setting
- System shutdown occurs
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√ |
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- Nutrient is not flowing when it should be
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√ |
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- Nutrient tank level is low
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√ |
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√ |
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Capable of being remotely monitored by third party telemetry
equipment |
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√ |
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