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NNR Liquid-Level Controllers
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Crouzet Products
/Automation Controls
/Control Relays
/Liquid Level Controllers
/NNR
PRODUCT FEATURES
Open PCB liquid level controller
Switch selectable pump-up / pump-down control
Sensitivity adjustable from 4.7K to 47K Ohms
One, two, or three probe operation
10 amp SPDT output relay
NNR Series Liquid-Level Controllers
Mounting Style
Input Power
Output
Series
Part number
Open Board
24 V AC
SPDT
NNR
NNR24A
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Open Board
48 V AC
SPDT
NNR
NNR48A
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Open Board
110 V AC
SPDT
NNR
NNR110A
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Open Board
220 V AC
SPDT
NNR
NNR220A
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