Showing 65–80 of 100 results

HR1 Room humidistat, 1- or 2-step

HR1 Room humidistat, 1- or 2-step

One or two steps
• Protection class IP21 (can be used in bathrooms)
• Changeover contact 250V AC 5A (HR1-DH: 10A)
HR1 and HR2 is a series of electro-mechanical room
humidistats for controlling humidifying and/or
dehumidifying in HVAC systems.
• High level of reliability
• Settings can be locked

FLS304XT Liquid flow switch

FLS304XT Liquid flow switch

Fits pipe sizes ranging from 1” to 8”
• Available for use in seawater or corrosive media
• Adjustable or fixed hysteresis
FLS is a series of electro-mechanical flow switches for use
in heating and cooling systems.
• Breaking capacity 15 A at 230 V AC
• Protection class IP65
• Models with TÜV approval available

FLS304X Liquid flow switch

FLS304X Liquid flow switch

Fits pipe sizes ranging from 1” to 8”
• Available for use in seawater or corrosive media
• Adjustable or fixed hysteresis
FLS is a series of electro-mechanical flow switches for use
in heating and cooling systems.
• Breaking capacity 15 A at 230 V AC
• Protection class IP65
• Models with TÜV approval available

AFS1 Air flow switch

AFS1 Air flow switch

Short facts about AFS1
• Paddle can be trimmed to fit higher air flows
• For vertical or horizontal mounting
• Breaking capacity 15 (8) A at 24…250 V AC
• Protection class IP65

AVDT25N Air velocity transmitter

AVDT25N Air velocity transmitter

Selectable working range 0…10/15/20 m/s
99 Output signal 0…10 V DC or 4…20 mA
99 Supply voltage 24 V AC/DC
99 Adjustable damping time
99 Shor t reaction time
99 Adjustable probe inser tion length

CTHR2A(-D) CO2, humidity and temperature transmitters

CTHR2A(-D) CO2, humidity and temperature transmitters

Short facts about CTHR2A(-D)
• Output signal CO2, 0…10 V DC referring to
0…2000 ppm
• Output signal temperature, 0…10 V DC
referring to 0…50°C
• Output signal humidity, 0…10 V DC referring
to 0…100 % RH
• CO2 concentration, 0…2000 ppm
• Temperature, 0…50°C
• Humidity, 10…90 % RH
• Good long-term stability

CTHR2(-D) CO2, humidity and temperature transmitters

CTHR2(-D) CO2, humidity and temperature transmitters

Output signal CO2, 0…10 V DC referring to
0…2000 ppm
99 Temperature sensor, PT1000 class DIN B
99 Output signal humidity, 0…10 V DC referring
to 0…100 % RH
99 CO2 concentration, 0…2000 ppm
99 Temperature, 0…50°C, PT1000
99 Humidity, 10…90 % RH
99 Good long-term stability

CO2RT-R(-D) CO2-sensors with built-in relay

CO2RT-R(-D) CO2-sensors with built-in relay

Built-in relay
• CO2-level 0…2000 ppm
• Excellent long term stability
CO2RT-R and CO2RT-R-D are room sensors for
measuring carbon dioxide levels in air. They have a builtin
relay with switching output.
• Snap-in cover
• Model with display (CO2RT-R-D)

CTDT2 CO2 and temperature transmitter for duct mounting

CTDT2 CO2 and temperature transmitter for duct mounting

Short facts about CTDT2
• Combined CO2 and temperature transmitter
• Infrared technology (NDIR)
• CO2 concentration 0…2000 ppm measuring
range
• Excellent long-term stability
• Easy installation and service-friendly housing
• Probe only 12 mm
• Automatic CO2 calibration

CO2DT-R CO2-transmitter for duct mounting

CO2DT-R CO2-transmitter for duct mounting

Short facts about CO2DT-R
• Infrared technology (NDIR)
• CO2 concentration 0…2000 ppm measuring
range
• Excellent long-term stability
• Easy installation and service-friendly housing
• Probe only 12 mm
• Automatic CO2 calibration

CO2 transmitter, duct mounting

CO2 transmitter, duct mounting

Short facts about CO2DT-R
• Infrared technology (NDIR)
• CO2 concentration 0…2000 ppm measuring
range
• Excellent long-term stability
• Easy installation and service-friendly housing
• Probe only 12 mm
• Automatic CO2 calibration