Linear Smart Pneumatic Valve Positoner Application:
Pneumatic angle seat valve,pneumatic diaphragm valve and small diameter pneumatic globe valve
Linear Smart Pneumatic Valve Positoner Features:
Accurate low flow control of straight stroke valves with 4-20 mA signal
Valve action is more reliable
Profibus control,optional with HART protocol
Digital signal feedback (2 progress)
Adjustment characteristic curve can be set
With secure position protection
Short response time
ATEX explosion-proof certification
Meet GB3836.1-2010/EN60079
Dust condition satisfaction
GB12476.1-2013/GB12476.5-2013
SIL2 functional safety,IEC61508
Hygienic standard design
Preservative
Intelligent human machine interface
Linear Mechanical Pneumatic Valve Positoner Technical parameter:
| Material | Polycarbonate(PC)Silicone rubber (SI)
Polyamide (PA6-GF30)Stainless steel (304) |
| Power supply | ΩDC24V±10% |
| Signal input | 0/4 to 20mA to 0 to5/10V |
| Set signal input
Impedance |
0/4 to 20mA signal 240Ω
0-5/10V signal 21KΩ |
| Compressed air requirements
Particle size requirements Particle density requirements Condensation requirements Grease concentration requirements |
Neutral air, in accordance with DIN ISO 8573-1
Class 5(﹤40um particle size) Class 5(﹤10mg/m²） Class 3(﹤-20℃) Class 5(﹤25mg/m²) |
| Ambient temperature | 0-70℃ |
| Pneumatic connector | 1/4＂plug-in hose connector (inner diameter ∅6mm) |
| Electrical quick connector | M12 three-pin B standard(cable diameter∅4-6mm)
M12 four-pin D standard(cable diameter∅4-6mm) M12 five-pin A standard(cable diameter∅4-6mm) |
| Air pressure | 3-7bar,depending on the actuator |
| Air output flow | 18L/min,36L/min (for units only) |
| Valve forming control range | Straight stroke 5-50mm
Angle degree 90° |
| Installation method | Thends to be mounted on the top of the actuator,connected by threads and actuators |
| Protection grade | IP66 |
| Power consumption | <5W |
| Explosion-proof grade | Ex nA ⅡC T4 |
