Siemens MXF461.. Modulating control valves with magnetic actuators, PN 16
Siemens MXF461.. Modulating control valves with magnetic actuators, PN 16
Fast positioning time (<2 s), high-resolution stroke (1 : 1000), high rangeability
· Equal-percentage or linear valve characteristic (user-selected)
· Operating voltage AC / DC 24 V
· Switch-selected control signal DC 0/2…10 V or DC 4…20 mA
· DC 0…20 V phase cut control signal with SEZ91.6 external interface
· Indication of operating state, position feedback and manual control
· Wear-free inductive stroke measurement
· Fail-safe feature: A ® AB closed when de-energized
· Low friction, robust, no maintenance required
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Siemens VPI46..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 VPD..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 MXG462S..Modulating control valve with magnetic actuator‚ PN16
Short positioning time (< 2 s), high-resolution stroke (1 : 1000)
∂ Selectable valve characteristic: equal-percentage or linear
∂ High rangeability
∂ Operating voltage AC / DC 24 V
∂ Selectable standard signal inputs DC 0/2…10 V or DC 0/4…20 mA
∂ DC 0…20 V Phs phase-cut signal input for Staefa controllers
∂ Indication of operating state, visible from the outside
∂ Wear-free inductive stroke measurement
∂ Low friction, robust and maintenance-free
∂ Spring return facility: A↑ AB closed when de-energized
∂ Positioning control, position feedback and manual control
∂ Parts in contact with medium in CrNi steel
∂ MXG462S50-30 applications with demineralized water upon request
Siemens MXG461..P Modulating control valves with magnetic actuators, PN 16
Fast positioning time (<2 s), high-resolution stroke (1 : 1000), high rangeability
? Equal-percentage or linear valve characteristic (user-selected)
? Operating voltage AC / DC 24 V
? Switch-selected control signal DC 0/2…10 V or DC 4…20 mA
? DC 0…20 V phase cut control signal with SEZ91.6 external interface
? Indication of operating state, position feedback and manual control
? Wear-free inductive stroke measurement
? Fail-safe feature: A ? AB closed when de-energized
? Low friction, robust, no maintenance required
Siemens MXF461.. Modulating control valves with magnetic actuators, PN 16
Fast positioning time (<2 s), high-resolution stroke (1 : 1000), high rangeability
· Equal-percentage or linear valve characteristic (user-selected)
· Operating voltage AC / DC 24 V
· Switch-selected control signal DC 0/2…10 V or DC 4…20 mA
· DC 0…20 V phase cut control signal with SEZ91.6 external interface
· Indication of operating state, position feedback and manual control
· Wear-free inductive stroke measurement
· Fail-safe feature: A ® AB closed when de-energized
· Low friction, robust, no maintenance required
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.