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Operating Instructions
Write protection
4.4
The transmitter parameters can be protected against accidental or unauthorised overwriting. The write
protection prevents changing the parameters using the keys or PC/laptop or HARTR Communicator. But
they can be read out by PC/Laptop or HARTR Communicator.
-
Clean the transmitter before opening it to prevent the ingress of dirt
-
Switch off the voltage for transmitters conforming to protection type "Flame--proof enclosure" when
using in hazardous location, undo the screw holding the safety angle on the electronics side (if fitted)
-
Move angle out of the way
-
Screw off housing cover of the electronics side
-
On the LCD (optional) is the displayed letter
-
Secure jumper against losing: push jumper horizonta
-
Screw on housing cover
-
Fix safety angle (if applicable) and switch on the voltage
*)
Proceeding from the normal position (see Figure 1.3, page 13 and note chapter 4.3.3, page 27)
32
(locked)
*)
on the right jumper pin
LCD
Jumper
Jumper pin
Fixing for safety angle
7MF4232
C79000-B5676-C92-01
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