Emerson Rosemount 3490 Series Reference Manual page 141

Reference Manual
00809-0100-4841
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Electrical installation
5.3.4 Fixing the Current Output (I
Procedure for temporarily fixing the Current Output:
Procedure
1. Navigate to SETUP → [CONTROLLER] → SYSTEM → TEST → CURRENT OUTPUT.
2. Select the Set Current menu option.
3. Edit a mA value in the range 4–20 mA.
4. Save the mA value to then fix the output current from the Current Output (I
Postrequisites
Pressing the Esc button will exit to the menu and restore the output current to the level
corresponding to the control unit PV (D800).
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Electrical installation
5.3.5 Calibration of the Current Output (I
Procedure for 4 mA output calibration
Procedure
1. Navigate to SETUP → [CONTROLLER] → SYSTEM → TEST → CURRENT OUTPUT.
2. Select the 4 mA Out Adjust menu option.
3. Measure the output current from the Current Output (I
4. If the measured current is not 4 mA, edit the existing value to be the actual mA
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Electrical installation
Procedure for 20 mA output calibration
Procedure
1. Navigate to SETUP → [CONTROLLER] → SYSTEM → TEST → CURRENT OUTPUT.
2. Select the 20 mA Out Adjust menu option.
3. Measure the output current from the Current Output (I
4. If the measured current is not 20 mA, edit the existing value to be the actual mA
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terminal at that level.
reading and then save it.
reading and then save it.
Service and troubleshooting
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