GENER
AL
INFO
SPECS
MOUNTING
ST
AR
T UP
OPER
ATION
M
AINTENANCE
DIMENSIONS
HO
W
TO
ORDER
LOGISTICS
77
NDX VALVE CONTROLLER
14.3.7
Local User Interface
PH2 HEX6
TX7
TX8
Fig. 88 NDX1510_
Fig. 89 NDX_511_ and NDX_512_
Tools for NDX1510_: PH2, TX7
Tools for NDX_511_: PH2, TX7, TX8
Tools for NDX_512_: HEX6, TX7, TX8
•
Remove the main cover by loosening 4 screws.
•
Loosen the display screws.
•
Remove display. Display can be changed when power
is on and device is under control. Replacing the
display does not affect valve position. Note that there
might be other regulations which prevents opening
cover when process is running or power is connected.
•
Mount new display and tighten the screws.
•
Mount main cover and tighten the screws.
WARNING
(Flameproof/Explosion Proof version)
Tightening torque for the housing cover screws
is 15Nm.
14.3.8
Electronics module
Tools for NDX1510_: PH2, TX7, TX20 (60 mm / 2,5 inch
reach required)
Tools for NDX_511_: PH2, TX7, TX8, HEX3 (75 mm / 3
inch reach required)
Tools for NDX_512_: HEX6, TX7, TX8, HEX3 (75 mm / 3
inch reach required), PH2
Disconnect power from the device
•
Shut off supply pressure and make sure that the
actuator pressure is released.
PH2
HEX3 (75 mm/ 3 inch) TX7
HEX6
TX8
TX20
14 MAINTENANCE
M
AINTENANCE
Содержание NELES NDX 511 Series
Страница 80: ...80 NDX VALVE CONTROLLER 15 1 NDX1510 LINEAR APPLICATION ROTARY APPLICATION Fig 98 15 DIMENSION DRAWINGS ...
Страница 82: ...82 NDX VALVE CONTROLLER 15 3 NDX_512_ Tightening torque 15 Nm 48 Fig 100 15 DIMENSION DRAWINGS ...
Страница 84: ...84 NDX VALVE CONTROLLER Fig 103 NDX_511_ Fig 104 NDX_512_ 15 DIMENSION DRAWINGS ...