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DANGER
!
Danger ‐ high pressure!
Before loosening lines and valves, turn off the pressure and vent the lines.
Danger of explosion when used in explosive atmospheres (only in the event of a fault in zone 2)
Opening the control top in an explosive atmosphere is only allowed in a non‐energised state
WARNING
!
Risk of injury due to electric shock!
Before reaching into the system isolate the power supply when it is deemed the power supply could be capable of
causing injury from electric shock!
Observe applicable accident preven on and safety regula ons for electrical equipment!
Risk of injury from improper disassembly!
Disassembly work should only be carried out by qualified personnel and only with the appropriate tools
!
Prior to star ng work, check the system status. Confirm all system power is isolated and it is safe to disconnect cables
Procedure:
Cable gland version
Open the control head (follow the instruc ons in chapter 8 "Opening and closing the housing" if in doubt).
Disconnect the cable termina ons from the terminal block. Slacken the gland nut and pull the cable through the gland.
Loosen the pneuma c connec ons (for detailed instruc ons see chapter 9 "Pneuma c installa on".
Remove the two M6 caphead screws that retain the control head to the actuator.
Li the control head clear of the actuator and any target.
If necessary, remove the target and any adaptor plates (if fi ed).
Refit the cap to maintain the internal components in good condi on.
Store or dispose of the control head in accordance with the guidelines in chapter 13
Pg 32
F783E Ex‐ia
00‐ISN‐203_Rev B
29/01/2021
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