Yokogawa EJA530E - Manual (Page 21)

<3. Component Names>
3-1
IM 01C25F01-01E
3. Component Names
HIGH LOW
Slide switch
Burnout direction switch
Write protection switch
Burnout Direction
Switch Position
BO H L
WR E D
H L H L
Burnout direction switch (BO)
Burnout Direction
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Write Protection
Switch Position
H L
E D
H L
E D
Write Protection
Hardware write protection switch (WR)
YES
(Write disabled)
NO
(Write enabled)
External indicator
conduit connection (Note 1)
Transmitter section
Integral
indicator (Note 1)
Mounting screw
Range-setting
switch (Note 1)
(See section 7.5)
Amplifier Cover
CPU assembly
Zero-
adjustment
screw
Conduit
connection
(Note 2)
Note 1: See subsection 9.2, “Model and Suffix Codes,” for details.
Note 2: Applicable for BRAIN/HART communication type. Set the switches as shown in the figure above to set the burn-out direction
and write protection. The Burnout switch is set to the H side for delivery (unless option code /C1 or /C2 is specified in the order),
and the hardware write protection switch is set to E side.The setting of the switches can be confirmed via communication. An
external zero adjustment screw can only be disabled by communication. To disable the screw, set a parameter before activating
the hardware write protect function. See each communication manual.
Figure 3.1 Component Names
Table 3.1 Display Symbol
Display Symbol Meaning of Display Symbol
The output signal being zero-adjusted is increasing.
The output signal being zero-adjusted is decreasing.
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Write protect function is enabled.