Showing 71–80 of 229 results

Siemens QFM81.21 Room hygrostat, setpoint setting range 15…95 % r.h., setpoint adjuster inside device

Siemens QFM81.21 Room hygrostat, setpoint setting range 15…95 % r.h., setpoint adjuster inside device

On/off hygrostat with microswitch, with temperature-compensated humidity sensor for temperature-independent hu-midity measurements, with stabilized sensing strip (good linearity, very stable even at high humidity, in-sensitive to dust and contaminated air), for the control of humidification equipment, for the control of dehumidification equipment, for mounting in ventilating ducts or rooms

Siemens QBM2030..Differential pressure sensor, DC 0…10 V

Siemens QBM2030..Differential pressure sensor, DC 0…10 V

Pressure-linear characteristic with selectable pressure measuring range
• Operating voltage AC 24 V or DC 13.5…33 V
• Output signal DC 0…10 V
• Zero-point adjustment
• Simple and fast mounting thanks to integrated mounting brackets in the housing
• Maintenance free
• Calibrated and temperature-compensated measuring signal
• Supplied with tubing connection set

Siemens QBM3020….Air duct differential pressure sensor, 0…100 Pa

Siemens QBM3020…. Air duct differential pressure sensor, 0…100 Pa

• High degree of measuring accuracy
• Adjustable characteristic curve (pressure-linear or extracting-the-root)
• Operating voltage AC 24 V or DC 13.5…33 V
• Output signal DC 0…10 V
• Zero-point adjustment
• Simple and fast mounting thanks to integrated fixing angle bar in the housing
• Maintenance free thanks to excellent long-term stability
• Calibrated and temperature-compensated measuring signal
• Supplied with plastic tubing
• Very short response time
• Actual value display*
* Depending on type

Siemens QBM3020-1D Air duct differential pressure sensor with display, 0…100 Pa

Siemens QBM3020-1D Air duct differential pressure sensor with display, 0…100 Pa

• High degree of measuring accuracy
• Adjustable characteristic curve (pressure-linear or extracting-the-root)
• Operating voltage AC 24 V or DC 13.5…33 V
• Output signal DC 0…10 V
• Zero-point adjustment
• Simple and fast mounting thanks to integrated fixing angle bar in the housing
• Maintenance free thanks to excellent long-term stability
• Calibrated and temperature-compensated measuring signal
• Supplied with plastic tubing
• Very short response time
• Actual value display*
* Depending on type

Siemens QBM4000..Differential pressure sensor For air and non-aggressive gases, with calibration certificate.

Siemens QBM4000..Differential pressure sensor For air and non-aggressive gases, with calibration certificate.

Calibration certificate from the factory
• High degree of measuring accuracy
• Pressure-linear characteristic curve
• Operating voltage AC 24 V / DC 13.5…33 V or DC 11….33 V
• Output signal DC 0…10 V or 4…20 mA
• Simple and fast mounting thanks to integrated fixing angle bar in the hous-ing
• Calibrated and temperature-compensated measuring signal
• Excellent long-term response
• Supplied with connection set
• Very short reaction time
• Display* indicate

Siemens QBM4100-1U Differential pressure sensor For air and non-aggressive gases, with calibration certificate

Siemens QBM4100-1U Differential pressure sensor For air and non-aggressive gases, with calibration certificate.

Calibration certificate from the factory
• High degree of measuring accuracy
• Pressure-linear characteristic curve
• Operating voltage AC 24 V / DC 13.5…33 V or DC 11….33 V
• Output signal DC 0…10 V or 4…20 mA
• Simple and fast mounting thanks to integrated fixing angle bar in the hous-ing
• Calibrated and temperature-compensated measuring signal
• Excellent long-term response
• Supplied with connection set
• Very short reaction time
• Display* indicate

Siemens QBM4100-1D Differential pressure sensor For air and non-aggressive gases, with calibration certificate

Siemens QBM4100-1D Differential pressure sensor For air and non-aggressive gases, with calibration certificate.

Calibration certificate from the factory
• High degree of measuring accuracy
• Pressure-linear characteristic curve
• Operating voltage AC 24 V / DC 13.5…33 V or DC 11….33 V
• Output signal DC 0…10 V or 4…20 mA
• Simple and fast mounting thanks to integrated fixing angle bar in the hous-ing
• Calibrated and temperature-compensated measuring signal
• Excellent long-term response
• Supplied with connection set
• Very short reaction time
• Display* indicate

Siemens MVS661..N Modulating refrigerant valves, PN 63

Siemens MVS661..N Modulating refrigerant valves, PN 63

One valve type for expansion, hot-gas and suction throttle applications
• Hermetically sealed
• Selectable standard interface DC 0/2…10 V or DC 0/4…20 mA
• High resolution and control accuracy
• Precise positioning control and position feedback signal
• Short positioning time (< 1 second)
• Closed when deenergized
• Robust and maintenance-free
• DN 25 with kvs values from 0.10 to 6.3 m³/h