Operation using HART communicator Azbil Corporation
7-14 Model MTG11A/18A, MTG11B/18B, MTG14C
Detector constant
Follow the procedures described below to set the detector constant.
Set the detector constants (Ex value and C2 value) printed on the nameplate.
Ex value
C2 value
1. From online menu,
Select:
1. Device setup
4. Detailed setup
1. Detector config
3. Ex value
Figure 7-21 will then be displayed.
Figure 7-21
2. Use the numeric keys to enter a detector constant in the value input display.
Up to 5 digits including a decimal point can be entered. Setting range of the
detector constant is 200.0 to 699.9.
3. Once a new value is entered, press F4 (ENTER) to return to the Detector
config menu. When the value is outside the range, error will be displayed.
Input the value again.
4. After returning to the Detector config menu, press F2 (SEND). Changed
setting will be transmitted to the converter. The HART communicator mark
will appear on the upper side while HART is communicating with the device.
The mark will disappear once communication has properly completed.
1. From online menu,
Select:
1. Device setup
4. Detailed setup
1. Detector config
4. C2 value R/W
Figure 7-22 is then displayed.
Figure 7-22
2. Use the numeric keys to enter a detector constant in the value input display.
Up to 6 digit including a decimal point can be entered. Setting range of the
detector constant C2 is 0.5000 to 1.5000.
3. Once a new value is entered, press F4 (ENTER) to return to the detector
config menu. When the value is outside the range, an error message is
displayed. Input the value again.
4. After returning to the detector config menu, press F2 (SEND). The changed
setting is sent to the transmitter. The HART communicator mark appears on
the upper side while HART is communicating with the device. Once
communication is completed, the HART mark disappears.
CM2-MTG300-2001.book 14 ページ ２０１５年９月２９日 火曜日 午前１０時１４分
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