"ANALOG":

• Independent adjustment of zero and span
• Adjustable amplification and damping
• Split range up to 3-fold

TECHNICAL DATA:

• Analog 4-20 mA:
  Load 260 Ohm (5.2 VDC at 20 mA)

COMMON FEATURES:

• Stroke 8 to 100 mm (0.3 to 4 in), extended stroke range on request
• Angle range up to 120°
• Characteristic curves by cams
• Supply air pressure up to 6 bar (90 psig)
• Built-in pressure gauges (optional)
• Low air consumption
• Low vibration effect in all directions
• Single or double-acting
• Mounting on linear actuators according to IEC 534, Part 6 (NAMUR)
• Mounting on rotary actuators according to VDI/VDE 3845
• Protection class pneumatic unit: IP54,
  IP65 (on request)
• Protection class I/P-converter: IP65 (acc. to ATEX), NEMA 4 (acc. to FM and CSA)
• Explosion protection:
  • II 2 G EEx d IIC / Flameproof acc. to ATEX
  • „Explosion proof“ (“Intrinsic Safety”) acc. to FM and CSA

The electro-pneumatic Positioner SRI983 with analog input 4-20 mA is designed to operate pneumatic valve actuators and is available in the version EEx d – Flameproof / “explosion proof” / “intrinsic safety”.
   The adaptation and settings of zero and span can easily be achieved by the knurled-head screw.