_____________________________________________________________________________________
STI S.r.l.
– Via Dei Caravaggi 15, 24040 Levate (BG) – ITALY www.imi-critical.com
Manual 4049, rev. 00 05/2017
– FTC
- 4 -
3 TECHNICAL DATA
Connections
Air supply
-
POWER CONNECTION
-
2 wires from signal: 4-20mA (min 3.5 mA),
10÷30 VDC, impedance 500 ohm
-
ELECTRICAL CONNECTION
-
Signal metric
½” NPT
-
Auxiliary output metric
½” NPT
-
TTL RS232
-
PNEUMATIC CONNECTION
-
¼” NPT female
-
MOTIVE FLUID
-
instrument air (*)
-
nitrogen
-
SUPPLY PRESSURE
-
2.5÷7 bar
-
AIR CONSUMPTION
-
< 0.7 Nm
3
/h at 4 bar
Input
Output
-
ANALOG INPUT
-
4÷20 mA DC
-
ANALOG OUTPUT
-
4÷20 mA DC (passive loop 10÷26,5 V)
Stroke Movement
Performance data according to IEC 61514-2 (***)
-
FEEDBACK ROTATION ANGLE
-
30°÷115° (**)
-
ADJUSTABLE SPEED
-
range 0÷300 seconds
-
individually configurable for each direction
-
CHARACTERISTIC CURVE
-
linear, equal percentage or configurable
-
CONTROL PARAMETER
-
individually configurable for each direction
-
TRAVEL CONTROL
-
min and max settable stroke limits of cut off
-
SIGNAL FAIL
-
end stroke limits (4 mA position)
-
HYST DEADBAND
-
±0.15%
-
REPEATIBILITY
-
±0.15%
-
SENSITIVITY
-
±0.1%
-
LINEARITY
-
±0.3%
-
INFLUENCE OF TEMPERATURE
-
≤ 0.3% for every 10°C
-
FLOW CAPABILITY
-
23.5 Nm
3
/h at 6bar (CV 0.3)
-
ACTION
-
configurable single or double
Environmental capabilities
Other
-
ENVIRONMENT
-
protection IP65
-
operating temperature: -40°C / +85°C
-
storage temperature: -40°C / +85°C
-
humidity up to 100%
-
VIBRATIONS
-
up to 2g (ISA-S75.13)
-
LINKAGE
-
for linear actuator (stroke 70÷1000 mm)
-
for quarter turn actuators (VDE/VDI 3845)
-
HIGH SPEED COMUNICATION KIT
Materials and weight
-
MATERIAL
-
aluminum with stainless steel feedback shaft
-
WEIGHT
-
2,30 kg
(*) Use instrument air free from oil, water and dust according to ISO 8573-1 c
lass 3 and with particle size ≤
5 µm. The maximum value of the pressure dew point shall be 10 °C lower than the operating temperature.
(**) Also < 30° (with lower resolution).
(***
) For angle ≥ 90°.
