Valve Positioners
Stainless Steel Housing for RCV Positioners SRD991-SRI990
DESCRIPTION
This product is a rugged stainless steel housing and an extensive
choice of electronic boards from SRI990 or SRD991.

APPLICATIONS
Special design for offshore applications and for food and beverage
industries.

FEATURES
Electronic board from the SRD991 digital valve positioner:
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Easy to operate, menu-driven with graphical LCD

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Multilingual full text display, backlighted for easy reading

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All parameters can be configured locally by push buttons

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Status and diagnostic messages displayed in LCD

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HART Protocol with only 420 Ohms load

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PROFIBUS-PA acc. to IEC 1158-2 based on FISCO

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FOUNDATION Fieldbus H1 acc. to IEC 1158-2 based on FISCO
with PID, AO, 2xDI, DO function blocks and LAS functionality

Electronic board from the SRI990 analog valve positioner:
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Analog valve control with fast control behavior

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Operation

Configuration

Electrical adaption of zero and span by potentiometers

The modular concept of the positioners SRI990 – SRD991:
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Allows easy mounting to all linear and rotary actuators

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Options include:
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Position transmitter

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Gauge manifolds

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Diagnosis Report

Pressure sensors for outputs (SRD991)

POS-DS-00003-EN-01 (June 2013)

Product Data Sheet