5
2.4
Technical specifications
ND9200H INTELLIGENT VALVE CONTROLLER
General
Loop powered, no external power supply required.
Suitable for rotary and sliding-stem valves.
Actuator connections in accordance with VDI/VDE 3845
and IEC 60534-6 standards.
Flush mounting on NelesCV™ control valves.
Action:
Double or single acting
Travel range:
Linear: 10–120 mm
rotary: 45–95°.
Measurement range 110° with freely
rotating feedback shaft.
Environmental influence
Standard temperature range:
-40° – +85 °C / -40° – +185 °F
Influence of temperature on valve position:
< 0.5 % / 10 °K
Influence of vibration on valve position:
< 1 % under 2g 5–150 Hz,
1g 150–300 Hz, 0.5g 300–2000 Hz
Enclosure
Material:
Anodised aluminium alloy and
tempered glass
Protection class: IP66, NEMA 4X
Pneumatic ports: 1/4 NPT
Electrical connection: max. 2.5 mm
2
Cable gland thread: M20 x 1.5 (E1), 1/2 NPT (E2)
Weight:
3.4 kg / 6.5 lbs
Mechanical and digital position indicator visible
through the main cover
Pneumatics
Supply pressure: 1.4–8 bar / 20–115 psi
Effect of supply pressure on valve position:
<
0.1 % at 10 % difference in inlet pressure
Air quality:
According to ISO 8573-1:2001
Solid particles: Class 5
(3–5 µm filtration is recommended)
Humidity: Class 1
(dew point 10 °C/50 °F below minimum
temperature is recommended)
Oil class: 3 (or <1 ppm)
Capacity with 4 bar / 60 psi supply:
12 Nm
3
/h / 7 scfm (spool valve 3)
30 Nm
3
/h / 18 scfm (spool valve 6)
Consumption with 4 bar / 60 psi supply
in steady state position:
< 0.4 Nm
3
/h / 0.24 scfm (spool valve 3)
< 1.0 Nm
3
/h / 0.6 scfm (spool valve 6)
Electronics
HART
Supply power:
Loop powered, 4–20 mA
Minimum signal:
3.6 mA
Current max :
23 mA
Load voltage:
up to 9.5 V DC / 20 mA
(corresponding 475
Ω
.)
Voltage:
max. 30 V DC
Polarity protection: -30 V DC
Over current protection:
active over 35 mA
Max power dissipation:1.05 W
with position transmitter 1.74 W
EEx d IIC T4...T6: Ui
≤
30 V
Performance with moderate constant-load actuators
EC05-EC10 in ambient temperature
Dead band acc. to IEC 61514:
≤
0.1 %
Hysteresis acc. to IEC 61514:
<
0.5 %
Local user interface functions
❑
Monitoring of valve position, input signal, temper-
ature, supply and actuator pressure difference
❑
Guided start-up function
❑
LUI may be locked remotely to prevent unauthor-
ised access
❑
Calibration: Automatic / Manual
❑
Control configuration: aggressive, fast, optimum,
stable, maximum stability
❑
Mode selection: Automatic/Manual
❑
Rotation: valve rotation clockwise or counter-
clockwise to close
❑
Dead angle
❑
Low cut-off, cut-off safety range (default 2 %)
❑
Positioner fail action, open/close
❑
Signal direction: Direct/reverse acting
❑
Actuator type, double/single acting
❑
Valve type, rotary/linear IEC/nelesCV Globe
❑
Language selection: English, German and French
Approvals
Flameproof and explosion proof
ATEX
EC-Directive 94/9/EC;
2 G EEx d IIC T4...T6
Certificate KEMA 04ATEX2098 X
CSA
Explosion proof Class I, II and III,
Division 1 and 2, Groups B, C, D, E, F
Pending
FM
Explosion proof Class I, II and III,
Division 1 and 2, Groups A, B, C, D, E, F
Pending
Electromagnetic protection
Electromagnetic compatibility
Emission acc. to EN 61000-6-4 (2001)
and FCC 47 CFR PART 15,
SUBPART B, CLASS B (1994)
Immunity acc. to EN 61000-6-2 (2001)
Содержание ND9200H
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