NH3, Water & Alcohol Switches
Standard Temperature - 24V AC/DC
Low Temperature - 24V AC/DC
Standard Temperature - 90-240V AC

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Article Liquid group Power supply IP class Thread Output Fluid Temp. Contact function IECEx/ATEX  
Article Liquid group Power supply IP class Thread Output Fluid Temp. Contact function IECEx/ATEX  
HBSR-PNP/NC-2
Liquid Level Switch for NH3/Brine - IP54
Output: PNP, Contact function: NC
3/4" NPT - w. set screw connection
  • NH3, Water & Alcohol
  • 24V AC/DC
  • IP54
  • 3/4" NPT
  • PNP
  • -40 to 80°C (-40 to 176°F)
  • NC (Normally Closed)
  • No
NH3, Water & Alcohol 24V AC/DC IP54 3/4" NPT PNP -40 to 80°C (-40 to 176°F) NC (Normally Closed) No
HBSR-PNP/NO-2
Liquid Level Switch for NH3/Brine - IP54
Output: PNP, Contact function: NO
3/4" NPT - w. set screw connection
  • NH3, Water & Alcohol
  • 24V AC/DC
  • IP54
  • 3/4" NPT
  • PNP
  • -40 to 80°C (-40 to 176°F)
  • NO (Normally Open)
  • No
NH3, Water & Alcohol 24V AC/DC IP54 3/4" NPT PNP -40 to 80°C (-40 to 176°F) NO (Normally Open) No
HBSR-PNP/NC-6
Liquid Level Switch for NH3/Brine - IP54
Output: PNP, Contact function: NC
3/4" BSPP - w. set screw connection
  • NH3, Water & Alcohol
  • 24V AC/DC
  • IP54
  • 3/4" BSPP
  • PNP
  • -40 to 80°C (-40 to 176°F)
  • NC (Normally Closed)
  • No
NH3, Water & Alcohol 24V AC/DC IP54 3/4" BSPP PNP -40 to 80°C (-40 to 176°F) NC (Normally Closed) No
HBSR-NPN/NC-2
Liquid Level Switch for NH3/Brine - IP54
Output: NPN, Contact function: NC
3/4" NPT - w. set screw connection
  • NH3, Water & Alcohol
  • 24V AC/DC
  • IP54
  • 3/4" NPT
  • NPN
  • -40 to 80°C (-40 to 176°F)
  • NC (Normally Closed)
  • No
NH3, Water & Alcohol 24V AC/DC IP54 3/4" NPT NPN -40 to 80°C (-40 to 176°F) NC (Normally Closed) No
HBSR-SSR-2/NC-2
Liquid Level NH3 Switch - Solid State
High voltage 90...240 VAC - NC
3/4" NPT - w. set screw conn.- IP54
  • NH3, Water & Alcohol
  • 90-240V AC
  • IP54
  • 3/4" NPT
  • Solid State Relay
  • -30 to 80°C (-22 to 176°F)
  • NC (Normally Closed)
  • No
NH3, Water & Alcohol 90-240V AC IP54 3/4" NPT Solid State Relay -30 to 80°C (-22 to 176°F) NC (Normally Closed) No
HBSR-NPN/NC-1
Liquid Level Switch for NH3/Brine - IP54
Output: NPN, Contact function: NC
1/2" NPT - w. set screw connection
  • NH3, Water & Alcohol
  • 24V AC/DC
  • IP54
  • 1/2" NPT
  • NPN
  • -40 to 80°C (-40 to 176°F)
  • NC (Normally Closed)
  • No
NH3, Water & Alcohol 24V AC/DC IP54 1/2" NPT NPN -40 to 80°C (-40 to 176°F) NC (Normally Closed) No
HBSR-U-PNP/NO-2
Liquid Level Switch for NH3/Brine - IP65
Output: PNP, Contact function: NO
3/4" NPT - w. Union Connection
  • NH3, Water & Alcohol
  • 24V AC/DC
  • IP65
  • 3/4" NPT
  • PNP
  • -40 to 80°C (-40 to 176°F)
  • NO (Normally Open)
  • No
NH3, Water & Alcohol 24V AC/DC IP65 3/4" NPT PNP -40 to 80°C (-40 to 176°F) NO (Normally Open) No
HBSR-U-PNP/NC-2
Liquid Level Switch for NH3/Brine - IP65
Output: PNP, Contact function: NC
3/4" NPT - w. Union Connection
  • NH3, Water & Alcohol
  • 24V AC/DC
  • IP65
  • 3/4" NPT
  • PNP
  • -40 to 80°C (-40 to 176°F)
  • NC (Normally Closed)
  • No
NH3, Water & Alcohol 24V AC/DC IP65 3/4" NPT PNP -40 to 80°C (-40 to 176°F) NC (Normally Closed) No
HBSR-SSR-2/NO-2
Liquid Level NH3 Switch - Solid State
High voltage 90...240 VAC - NO
3/4" NPT - w. set screw conn.- IP54
  • NH3, Water & Alcohol
  • 90-240V AC
  • IP54
  • 3/4" NPT
  • Solid State Relay
  • -30 to 80°C (-22 to 176°F)
  • NO (Normally Open)
  • No
NH3, Water & Alcohol 90-240V AC IP54 3/4" NPT Solid State Relay -30 to 80°C (-22 to 176°F) NO (Normally Open) No
HBSR-SSR-1/IP-NC-8
Low Temp. Liq. NH3 Switch - Solid State
-60 C/-76 F - NC - 24V AC/DC
1" BSPP - w. Union Connection - IP65
  • NH3, Water & Alcohol
  • 24V AC/DC
  • IP65
  • 1" BSPP
  • Solid State Relay
  • -60 to 80°C (-76 to 176°F)
  • NC (Normally Closed)
  • No
NH3, Water & Alcohol 24V AC/DC IP65 1" BSPP Solid State Relay -60 to 80°C (-76 to 176°F) NC (Normally Closed) No
HBSR-SSR-1/IP-NC-2
Low Temp. Liq. NH3 Switch - Solid State
-60 C/-76 F - NC - 24V AC/DC
3/4" NPT - w. Union Connection - IP65
  • NH3, Water & Alcohol
  • 24V AC/DC
  • IP65
  • 3/4" NPT
  • Solid State Relay
  • -60 to 80°C (-76 to 176°F)
  • NC (Normally Closed)
  • No
NH3, Water & Alcohol 24V AC/DC IP65 3/4" NPT Solid State Relay -60 to 80°C (-76 to 176°F) NC (Normally Closed) No
HBSR-PNP/NC-1
Liquid Level Switch for NH3/Brine - IP54
Output: PNP, Contact function: NC
1/2" NPT - w. set screw connection
  • NH3, Water & Alcohol
  • 24V AC/DC
  • IP54
  • 1/2" NPT
  • PNP
  • -40 to 80°C (-40 to 176°F)
  • NC (Normally Closed)
  • No
NH3, Water & Alcohol 24V AC/DC IP54 1/2" NPT PNP -40 to 80°C (-40 to 176°F) NC (Normally Closed) No
HBSR-PNP/NO-6
Liquid Level Switch for NH3/Brine - IP54
Output: PNP, Contact function: NO
3/4" BSPP - w. set screw connection
  • NH3, Water & Alcohol
  • 24V AC/DC
  • IP54
  • 3/4" BSPP
  • PNP
  • -40 to 80°C (-40 to 176°F)
  • NO (Normally Open)
  • No
NH3, Water & Alcohol 24V AC/DC IP54 3/4" BSPP PNP -40 to 80°C (-40 to 176°F) NO (Normally Open) No
HBSR-U-PNP/NC-6
Liquid Level Switch for NH3/Brine - IP65
Output: PNP, Contact function: NC
3/4" BSPP - w. Union Connection
  • NH3, Water & Alcohol
  • 24V AC/DC
  • IP65
  • 3/4" BSPP
  • PNP
  • -40 to 80°C (-40 to 176°F)
  • NC (Normally Closed)
  • No
NH3, Water & Alcohol 24V AC/DC IP65 3/4" BSPP PNP -40 to 80°C (-40 to 176°F) NC (Normally Closed) No
HBSR-SSR-2/NC-6
Liquid Level NH3 Switch - Solid State
High voltage 90...240 VAC - NC
3/4" BSPP - w. set screw conn.- IP54
  • NH3, Water & Alcohol
  • 90-240V AC
  • IP54
  • 3/4" BSPP
  • Solid State Relay
  • -30 to 80°C (-22 to 176°F)
  • NC (Normally Closed)
  • No
NH3, Water & Alcohol 90-240V AC IP54 3/4" BSPP Solid State Relay -30 to 80°C (-22 to 176°F) NC (Normally Closed) No
HBSR-SSR-1/IP-NO-2
Low Temp. Liq. NH3 Switch - Solid State
-60 C/-76 F - NO - 24V AC/DC
3/4" NPT - w. Union Connection - IP65
  • NH3, Water & Alcohol
  • 24V AC/DC
  • IP65
  • 3/4" NPT
  • Solid State Relay
  • -60 to 80°C (-76 to 176°F)
  • NO (Normally Open)
  • No
NH3, Water & Alcohol 24V AC/DC IP65 3/4" NPT Solid State Relay -60 to 80°C (-76 to 176°F) NO (Normally Open) No
HBSR-U-PNP/NO-6
Liquid Level Switch for NH3/Brine - IP65
Output: PNP, Contact function: NO
3/4" BSPP - w. Union Connection
  • NH3, Water & Alcohol
  • 24V AC/DC
  • IP65
  • 3/4" BSPP
  • PNP
  • -40 to 80°C (-40 to 176°F)
  • NO (Normally Open)
  • No
NH3, Water & Alcohol 24V AC/DC IP65 3/4" BSPP PNP -40 to 80°C (-40 to 176°F) NO (Normally Open) No
HBSR-NPN/NO-2
Liquid Level Switch for NH3/Brine - IP54
Output: NPN, Contact function: NO
3/4" NPT - w. set screw connection
  • NH3, Water & Alcohol
  • 24V AC/DC
  • IP54
  • 3/4" NPT
  • NPN
  • -40 to 80°C (-40 to 176°F)
  • NO (Normally Open)
  • No
NH3, Water & Alcohol 24V AC/DC IP54 3/4" NPT NPN -40 to 80°C (-40 to 176°F) NO (Normally Open) No
HBSR-SSR-1/IP-NC-6
Low Temp. Liq. NH3 Switch - Solid State
-60 C/-76 F - NC - 24V AC/DC
3/4" BSPP - w. Union Connection - IP65
  • NH3, Water & Alcohol
  • 24V AC/DC
  • IP65
  • 3/4" BSPP
  • Solid State Relay
  • -60 to 80°C (-76 to 176°F)
  • NC (Normally Closed)
  • No
NH3, Water & Alcohol 24V AC/DC IP65 3/4" BSPP Solid State Relay -60 to 80°C (-76 to 176°F) NC (Normally Closed) No
HBSR-PNP/NO-1
Liquid Level Switch for NH3/Brine - IP54
Output: PNP, Contact function: NO
1/2" NPT - w. set screw connection
  • NH3, Water & Alcohol
  • 24V AC/DC
  • IP54
  • 1/2" NPT
  • PNP
  • -40 to 80°C (-40 to 176°F)
  • NO (Normally Open)
  • No
NH3, Water & Alcohol 24V AC/DC IP54 1/2" NPT PNP -40 to 80°C (-40 to 176°F) NO (Normally Open) No
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NH3, Water & Alcohol Switches

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