SAMSON 3731-321004210011000003 Electropneumatic Ex d Positioner with HART Communication

Features:
Positioner comes with premier control performance & diagnostic functionality standard.
Low steady state air consumption less than 0.06 scfm at all supply pressures
Unit will attach to both linear and rotary actuators, independent of Fail Safe Action or Moving Direction, and allows for the display to rotate 180­.
One positioner can handle both Control and On/Off applications.
Explosion proof enclosure allows for local configuration even in the hazardous environment.

Specification:
Type 3731-3 Positioner
Rated travel, adjustable Direct attachment to Type 3277: 3.6 to 30 mm
Attachment according to IEC 60534-6-1: 3.6 to 200 mm
Attachment to rotary actuators: 24 to 100° opening angle
Travel range adjustable Within the initialized travel/angle of rotation; restricted to 1/5 at the maximum
Signal range 4 to 20 mA · Two-wire device, polarity insensitive · Minimum span 4 mA
Static destruct. limit 40 V · Internal current limit 60 mA
Minimum current 3.6 mA for LCD · 3.8 mA for operation
Load impedance ≤ 9 V corresponding to 450 Ω at 20 mA