WHEN THE POSITIONER IS PURCHASED MOUNTED ON OMAL S.P.A. PNEUMATIC ACTUATOR, YOU WILL RECEIVE IT ALREADY CALIBRATED; OTHERWISE THE SETTING IS UP TO THE CUSTOMER. OMAL S.P.A. WILL NOT BE RESPONSIBLE FOR IT.
TECHNICAL FEATURES • Analog positioner with Input 4-20 mA. Designed to control pneumatic actuators. It offers an easy configuration by means of switches and potentiometers. The version with feedback signal, includes a position transmitter for the continuous valve monitoring (4 - 20 mA). - Epoxy painted aluminium case. Working temperature: from -40°C to 80°C - VERSION: Single / Double acting - INPUT: Signal 4-20 mA - ADDITIONAL INPUTS/OUTPUTS: Not included INTERNAL - LIMIT SWITCHES : Not included - CABLE ENTRY: M20x1.5, complete of cable gland - ELECTRICAL CLASSIFICATION: II 2 G EEx ia/ib IIB/IIC T4/T6 according to ATEX - Protection: IP65 (IP66 on request)
INCLUDED ACCESSORIES - “Spool valve” pneumatic amplifier - Manifold complete with manometers, with connection 1/4-18 NPT - Mounting kit for rotary actuator, according to VDI/VDE 3845
OPTIONS ON REQUEST - Position Feedback 4 - 20 mA , Intrinsically Safe - N° 2 Namur Limit Switches / PNP micro switches Intrinsically Safe - 316 Stainless Steel housing - 316 Stainless Steel housing and manometers
CERTIFICATIONS - Declaration of conformity ATEX II 2 G EEx ia/ib IIB/IIC T4/T6 + others on request.
FOXBORO ECKART-SRI990
NOTES Pneumatic and electro-pneumatic positioners are supplied up on request adjusted and are mounted using covered aluminium pipes and rapid connectors.
Adjustment A = 0° - 90°: - 4mA control signal: closed position - 20mA control signal: opened position. Adjustment D = 90° - 0°: - 4mA control signal: opened position - 20mA control signal: closed position.
For any other information, see the use and maintenance manual.
Positioner with Double Acting actuator
Positioner with Spring Return actuator
For dimentions A and B see page 75 of the accessories catalogue.
