Showing 51–60 of 229 results

Siemens AQR2570NG Base module for temperature and / or humidity measurement

Siemens AQR2570NG Base module for temperature and / or humidity measurement, with KNX / PL-Link, 110 x 64

• • Communicating room sensor with KNX S-Mode, KNX LTE-Mode and KNX PL-Link for Desigo™ Total Room Automation
• Combinable multi-sensor to measure temperature, humidity, and CO2 concentration
• Range 0…+50 °C / 0…95 % r.h. (non-condensing) / 0…5000 ppm
• Air quality indication via LED
• PID room temperature controller and ventilation controller (KNX S-Mode)
• 2 binary inputs for potential-free contacts
• Input for additional, remote passive temperature sensor (NTC 10k)
• Optimized, energy-saving measuring methods ideal for energy-efficient room applications
• Supplied via bus
• Maintenance free

 

Siemens AQR2530NNW Front module for base module, without sensor

Siemens AQR2530NNW Front module for base module, without sensor

? Active flush-mounted room sensor comprising front module,
base module and design frame accessory that can be ordered separately
? Operating voltage AC 24 V or DC 15-36 V
? Adjustable signal outputs:
DC 0-10 V; DC 2-10 V; DC 0-5 V;
DC 0-20 mA; DC 4-20 mA; DC 0-10 mA;
? Maintenance-free CO2 sensing element based on optical infrared
absorption measurement (NDIR1))
? VOC2) sensing element based on a heated tin dioxide semi-conductor
? Determination of air quality (IAQ3)) by maximum selection from CO2 and
VOC sensing signals
? CO2 value indicated by LED
? Field of use 0…+50 °C / 0…95 % r.h. (non-condensing) / 0…2000 ppm
? Active multi-sensor for CO2-temperature, CO2-humidity, and humiditytemperature
? Passive temperature sensor (LG-Ni1000 / NTC 10k)
1) NDIR = Non-dispersive infrared
2) VOC = Volatile organic compounds
3) IAQ = Indoor air quality

 

Siemens AQR2532NNW Front module for base module, temperature (active)

Siemens AQR2532NNW Front module for base module, temperature (active)

? Active flush-mounted room sensor comprising front module,
base module and design frame accessory that can be ordered separately
? Operating voltage AC 24 V or DC 15-36 V
? Adjustable signal outputs:
DC 0-10 V; DC 2-10 V; DC 0-5 V;
DC 0-20 mA; DC 4-20 mA; DC 0-10 mA;
? Maintenance-free CO2 sensing element based on optical infrared
absorption measurement (NDIR1))
? VOC2) sensing element based on a heated tin dioxide semi-conductor
? Determination of air quality (IAQ3)) by maximum selection from CO2 and
VOC sensing signals
? CO2 value indicated by LED
? Field of use 0…+50 °C / 0…95 % r.h. (non-condensing) / 0…2000 ppm
? Active multi-sensor for CO2-temperature, CO2-humidity, and humiditytemperature
? Passive temperature sensor (LG-Ni1000 / NTC 10k)
1) NDIR = Non-dispersive infrared
2) VOC = Volatile organic compounds
3) IAQ = Indoor air quality

 

Siemens AQR2535NNW Front module for base module, humidity and temperature (active)

Siemens AQR2535NNW Front module for base module, humidity and temperature (active)

? Active flush-mounted room sensor comprising front module,
base module and design frame accessory that can be ordered separately
? Operating voltage AC 24 V or DC 15-36 V
? Adjustable signal outputs:
DC 0-10 V; DC 2-10 V; DC 0-5 V;
DC 0-20 mA; DC 4-20 mA; DC 0-10 mA;
? Maintenance-free CO2 sensing element based on optical infrared
absorption measurement (NDIR1))
? VOC2) sensing element based on a heated tin dioxide semi-conductor
? Determination of air quality (IAQ3)) by maximum selection from CO2 and
VOC sensing signals
? CO2 value indicated by LED
? Field of use 0…+50 °C / 0…95 % r.h. (non-condensing) / 0…2000 ppm
? Active multi-sensor for CO2-temperature, CO2-humidity, and humiditytemperature
? Passive temperature sensor (LG-Ni1000 / NTC 10k)
1) NDIR = Non-dispersive infrared
2) VOC = Volatile organic compounds
3) IAQ = Indoor air quality

 

Siemens AQR2535NNWQ Front module for base module, humidity and temperature, with LED

Siemens AQR2535NNWQ Front module for base module, humidity and temperature, with LED

? Active flush-mounted room sensor comprising front module,
base module and design frame accessory that can be ordered separately
? Operating voltage AC 24 V or DC 15-36 V
? Adjustable signal outputs:
DC 0-10 V; DC 2-10 V; DC 0-5 V;
DC 0-20 mA; DC 4-20 mA; DC 0-10 mA;
? Maintenance-free CO2 sensing element based on optical infrared
absorption measurement (NDIR1))
? VOC2) sensing element based on a heated tin dioxide semi-conductor
? Determination of air quality (IAQ3)) by maximum selection from CO2 and
VOC sensing signals
? CO2 value indicated by LED
? Field of use 0…+50 °C / 0…95 % r.h. (non-condensing) / 0…2000 ppm
? Active multi-sensor for CO2-temperature, CO2-humidity, and humiditytemperature
? Passive temperature sensor (LG-Ni1000 / NTC 10k)
1) NDIR = Non-dispersive infrared
2) VOC = Volatile organic compounds
3) IAQ = Indoor air quality

 

Siemens QFA1000 Room hygrostat, setpoint setting range 30…90 % r.h., setpoint adjuster inside device

Siemens QFA1000 Room hygrostat, setpoint setting range 30…90 % r.h., setpoint adjuster inside device

?Hygrostat with single-pole microswitch
• Humidity measuring element made of stabilized plastic texture
• Setpoint knob for the upper switching point
• For controlling humidification equipment
• For controlling dehumidification equipment
• For mounting directly on the wall or on a recessed conduit box

 

Siemens QFA1001 Room hygrostat, setpoint setting range 30…90 % r.h., external setpoint adjustment

Siemens QFA1001 Room hygrostat, setpoint setting range 30…90 % r.h., external setpoint adjustment

?Hygrostat with single-pole microswitch
• Humidity measuring element made of stabilized plastic texture
• Setpoint knob for the upper switching point
• For controlling humidification equipment
• For controlling dehumidification equipment
• For mounting directly on the wall or on a recessed conduit box

 

Siemens QFM31..Duct sensors for rel. humidity / temperature for demanding requirements

Siemens QFM31..Duct sensors for rel. humidity / temperature for demanding requirements

• Operating voltage AC 24 V / DC 13.5…35 V
• Signal output DC 0…10 V / 4…20 mA for relative humidity and temperature
• Very high measuring accuracy across the entire measuring range
• Function test
• Capacitive humidity measurement
• Range of use −40…+70 °C / 0…100 % r. h. with LCD display −25…+70 °C / 0…100 % r.h.