Removing
1. Switch off the supply pressure PZ and depressurize the actuator.
2. Open the positioner as in the description depending on the device version:
– Opening the standard and intrinsically safe version (Page 52)
– Opening the device version with "flameproof enclosure" (Page 55)
3. Remove the ribbon cable from the basic electronics.
4. Tighten the two fixing screws of the basic electronics.
5. Remove the basic electronics.
6. Place the new basic electronics onto the four holders of the rack.
Installation
1. Tighten the two fixing screws of the basic electronics.
2. Tighten the screws.
3. Close the positioner as in the description depending on the device version:
– Closing the standard and and intrinsically safe version (Page 53)
– Closing the device version with "flameproof enclosure" (Page 58)
4. For a positioner with order option -Z F01 "Fail in Place", adjust the parameter "51.PNEUM
(Page 160)" from "Std" to "FIP".
5. Switch on the supply pressure PZ.
6. Initialize the positioner as described in section "Commissioning (Page 105)".
Service and maintenance
10.4 Replace basic electronics
SIPART PS2 with 4 to 20 mA/HART
Operating Instructions, 11/2019, A5E00074631-AE 201
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