Metso ND9200F, Installation Maintenance And Operating Instructions

Page: 5 / 44

7 ND92F 70 en 5
2.4 Technical specifications
ND9200F INTELLIGENT VALVE CONTROLLER
General
Bus 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 with standard IEC parts.
Larger strokes possible with suitable kits
Rotary; 45–95°.
Measurement range 110° with freely
rotating feedback shaft.
Environmental influence
Standard temperature range:
-40° to +85 °C / -40° to +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
polymer composite
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 / 7.5 lb
Mechanical and digital position indicator visible
through the main cover
Special corrosion resistant finish available
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:
5.5 Nm
3
/h / 3.3 scfm (spool valve 2)
12 Nm
3
/h / 7.1 scfm (spool valve 3)
38 Nm
3
/h / 22.4 scfm (spool valve 6)
Consumption with 4 bar / 60 psi supply
in steady state position:
< 0.6 Nm
3
/h / 0.35 scfm (spool valves 2 & 3)
< 1.0 Nm
3
/h / 0.6 scfm (spool valve 6)
Electronics
Power supply: taken from bus
Bus voltage: 9 to 32 V DC, reverse polarity protection
Max basic current: 17.2 mA
Fault current (FDE): 3.9 mA
EEx ia IIC T6: Ui
≤
24 V
Ii
≤
380 mA
Pi
≤
5.32 W
Ci < 5 nF
Li < 10 µH
EEx nL IIC: Ui
≤
32 V
Ii
≤
380 mA
Pi
≤
5.32 W
Ci < 5 nF
Li < 10 µH
(ATEX approval is valid under these conditions)
FOUNDATION Fieldbus function block execution times
AO 20 ms
PID 20 ms
DO 15 ms
DI 15 ms
IS 15 ms
OS 15 ms
Performance with moderate constant-load,
actuators EC05-EC10
Values at 20 °C / 68 °F and without any additional instru-
ments, such as boosters or quick exhaust valves etc.
Dead band acc. to IEC 61514:
≤
0.1 %
Hysteresis acc. to IEC 61514:
<
0.5 %
Local user interface functions
❑
Local control of the valve
❑
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
❑
1-point calibration
❑
Limit switch state monitoring
❑
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
❑
Actuator type, double/single acting
❑
Valve type, rotary/linear IEC/nelesCV Globe/FLI
❑
Language selection: English, German and French
Approvals
Flameproof, explosion proof and dust exclusion
ATEX II 2 G Ex d IIC T4...T6
(EN 60079-0:2006, EN 60079-1:2004)
II 2 D Ex tD A21 IP66 T 100 °C
(EN 61241-0:2006, EN 61241-1:2004)
Certificate KEMA 04ATEX2098 X Issue 2
CSA Explosion proof Class I, II and III,
Division 1 and 2, Groups B, C, D, E, F
Pending