pneumatic control valve positioner
USD $100 - $500 /Piece
Min.Order:1 Piece
Shanxi NLD Imp & Exp Industries Inc.
Operation Principle:For clients,for staff and for enterprise itself
Core Value: Mutual understanding and share successs and
responsibility for each other
Corporate Spirit:Faithful,Cooperative and Progressive
Administration Mode:Human-oriented,standardized and
digitalized administration
Action Norm:Actively and efficiently
Quality Concept:Living depends on quality,while quality comes
from you and me
Valve Positioner, mounted on a pneumatic actuator, moves the actuator by receiving Dc4 to 20mA signals from a controller
Pass CE authentication
Pass explosion proof (Exia BT6, Exdm BT6, Exdm CT6) authentication
Pass Ip66 authentication
High anti-vibration (none effective In 5 to 200 Hz)
The linking of air duct is perforated form, convenient tor the linking in all direction
Convenient for the transform of positive action and counteraction
1/2spllt range available by simple adjustments without changing parts
Easy maintenance
Simple structure for feed back connection
Econemical energy saving
Technical data:
Description Model |
|
| ||
Linear | Rotary | |||
Single | Double | Single | Double | |
Input signal | 4~20mA DC | |||
Impedance | 250±15Ω | |||
Supply pressure | 1.4~77kgf/cm²(20~100psi) | |||
Stroke | 10~150mm 0~90° | |||
Air connection | PT(NPT)1/4 | |||
Gauge connection | PT(NPT)1/8 | |||
Conduit | PF1/2(G1/2) | |||
Explosion proof | Exdm II B(C)T6 Exia II BT6 | |||
Protection | IP66 | |||
Ambient temperature | -20°C~70°C | |||
Linearity | ±1%F.S. ±2%F.S. | |||
Hysteresis | ±1%F.S. | |||
Sensitivity | ±0.2%F.S. ±0.5%F.S. | |||
Repeatability | ±0.5% | |||
Air consumption | 3LPM(Sup=1.4kgf/cm²,20psi) | |||
Flow capacity | 80LPM(Sup=1.4kgf/cm²,20psi) | |||
Material | Aluminum alloy | |||
Weight | 2.7kg(6lb)2.8kg(6.2lb) |