The SRD991 consists of a basic device with a digital controller that supports different communication
protocols (or also simply 4-20 mA input). Into this basic device, additional equipment can be built such as
plug-in cards for electrical input/output signals, position feedback and pressure sensors.
The pneumatic part is available in different versions (single / double acting or spool valve). For very large
actuators, boosters with increased air capacity can be flanged on. Also, different manifolds for connection of
gauges can be flanged on. For the pneumatic screw connections, we offer different threads in the housing
and adapters.
For use in hazardous areas, there are approvals according to ATEX / IECEx, FM, CSA, EAC, NEPSI, etc.
The device can be configured locally by means of push buttons and LCD / LED, or with PC + EDC82
Modem connected to the service plug of the SRD991. By means of communication, the device can be
configured remotely via FDT/DTM.
A large variety of attachment kits for all common valves and actuators are available. The list
“AttachmentKits.pdf” is updated continuously and can be found on the Internet.
For high temperature or high vibration application, we recommend to mount the SRD991 remotely and not
directly on the valve. For this, use the potentiometer unit (like the SRI990 - TXQxxxxx - H).
Please consult TI EVE0105 R for specifications.
DEVICE FEATURES
Intelligent
• Auto-start with self-calibration
• Self diagnostics, status- and diagnostic messages
• Easy operation with three key pads
• Multi-Lingual full text graphical LCD
• VALcare™ or Valve Monitor DTM
for valve diagnostics and predictive maintenance
With communication
• HART, FOUNDATION Fieldbus H1,
PROFIBUS-PA
• Configuration by means of local keys, handheld terminal (HART), PC with FDT-DTM or
I/A Series system
Without communication
• Input signal 4 to 20 mA
Foxboro Eckardt Intelligent Positioner SRD991ZZZNY-V01
Foxboro Eckardt Intelligent Positioner SRD991FAANR-V12
Foxboro Eckardt Intelligent Positioner SRD991FAANR-V01
Foxboro Eckardt Intelligent Positioner SRD991FAANY-V12
Foxboro Eckardt Intelligent Positioner SRD991FAANY-V01
Foxboro Eckardt Intelligent Positioner SRD991EAANR-V12
Foxboro Eckardt Intelligent Positioner SRD991EAANR-V01
Foxboro Eckardt Intelligent Positioner SRD991EAANY-V12
Foxboro Eckardt Intelligent Positioner SRD991NR-V12S
Foxboro Eckardt Intelligent Positioner SRD991NR-V01
Foxboro Eckardt Intelligent Positioner SRD991NY-V12
Foxboro Eckardt Intelligent Positioner SRD991NY-V01
Foxboro Eckardt Intelligent Positioner SRD991ZZZNR-V12
Foxboro Eckardt Intelligent Positioner SRD991ZZZNR-V01
Foxboro Eckardt Intelligent Positioner SRD991ZZZNY-V12
Foxboro Eckardt Intelligent Positioner SRD991ZZZNY-V01
Foxboro Eckardt Intelligent Positioner SRD991FAANR-V12
Foxboro Eckardt Intelligent Positioner SRD991FAANR-V01
Foxboro Eckardt Intelligent Positioner SRD991FAANY-V12
Foxboro Eckardt Intelligent Positioner SRD991FAANY-V01
Foxboro Eckardt Intelligent Positioner SRD991EAANR-V12
Foxboro Eckardt Intelligent Positioner SRD991EAANR-V01
Foxboro Eckardt Intelligent Positioner SRD991EAANY-V12