SIEMENS,Modulating control valves with magnetic actuator,PN 16 MVF461H..
Modulating control valves with magnetic actuator,PN 16
MVF461H..
for hot water, high temperature hot water and steam
• Short positioning time (<2 s), high resolution (1 : 1000)
• Selectable valve characteristic: Equal-percentage or linear
• High rangeability
• Selectable standard interface DC 0/2…10 V or DC 0/4…20 mA
• Phase-cut signal input for Staefa controllers
• Position control and position feedback signal
• Wear-free inductive stroke measurement
• Spring return facility: A → AB closed when deenergized
• Low friction, robust and maintenance-free
สั่งซื้อสินค้า
สินค้าที่เกี่ยวข้อง
Siemens VPP46..Q,Combi valves (PICV) PN25, externally threaded
systems
With integrated differential pressure controller
DN 10…DN32: Valve body made of dezincification resistant hot-pressed
brass (DZR)
DN 40…DN 50: Housing made of spheroidal graphite iron
Volumetric flow 30… 11500 l/h,
Differential pressure range 15…600 kPa
Internally threaded Rp conforming to ISO 7-1
Externally threaded G conforming to ISO 228-1
Version with pressure test points for Δp measurement (optional)
Can be equipped with electro thermal or electromotive actuators
SSA.. (3-position or DC 0…10 V)
STA..3../STP..3.. (2-position or PDM)
STA63../STP63.. (DC 0…10 V)
SAY..1P03 (3-position or DC 0…10 V)
Siemens VPE..MiniCombiValves (MCV)
Radiator valves featuring integrated differential pressure control for
2-pipe heating systems, fan coils and chilled ceiling systems
? Automatic flow limitation under all operating conditions
? Straightforward design of plant with no need for safety margins
? Thanks to MCV no hydraulic balancing within the zone required
? No additional line balancing valves required
? No noise problems
? Integrated presetting of kv-values
? DIN DN 10 and DN 15
? Valve bodies made of brass, mat nickel-plated
? Internally and externally threaded (Rp/R) conforming to ISO 7-1
? Can be combined with RTN.. thermostatic, STA..3.. electrothermal and SSA..
electromotoric actuators
Siemens MXG461S..Modulating control valves with magnetic actuator‚ PN 16
Fast positioning time (<2 s), high-resolution stroke (1 : 1000)
∂ Selectable valve characteristic: equal-percentage or linear
∂ High rangeability
∂ Operating voltage AC/ DC 24 V
∂ Switch-selected control signal DC 0/2…10 V or DC 4…20 mA
∂ Wear-free inductive stroke measurement
∂ Robust, no maintenance required
∂ Spring-return function: A ↑ AB closed when de-energized
∂ Positioning control, position feedback and manual control
∂ Parts in contact with medium in CrNi steel
∂ Applications with demineralized water upon request
Siemens MVF461H.. Modulating control valves with magnetic actuator, PN 16
• Short positioning time (<2 s), high resolution (1 : 1000)
• Selectable valve characteristic: Equal-percentage or linear
• High rangeability
• Selectable standard interface DC 0/2…10 V or DC 0/4…20 mA
• Phase-cut signal input for Staefa controllers
• Position control and position feedback signal
• Wear-free inductive stroke measurement
• Spring return facility: A → AB closed when deenergized
• Low friction, robust and maintenance-free
Siemens QFM41.. Duct sensors for rel. humidity / temperature for demanding requirements, with calibration certificate
• 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 throughout the entire measuring range
• Capacitive humidity measurement
• Recalibration service
• Test function for loop test
• Range of use −40…+70 °C / 0…100 % r. h.
Universal controller with P or PI action for heating, ventilation and air conditioning.
Auxiliary functions
- PI limiter function (absolute and relative limit)
- Remote setpoint
- Setpoint compensation
- Winter/summer mode changeover (analogue or digital input)
- Cascade control
- Maximum priority for cooling / dehumidifying