Brookfield TT100 - Table 7-3:Calibration Errors

TT100 In-Line Viscometer Installation, Operation, Maintenance and Service Instructions
P/N M/97-520 7-3
Table 7-3: Calibration Errors
Problem Possible Cause Corrective Action
No output, no change
in output when
torqued, or no
response to calibra-
tion attempts.
1. No power to torque sensor
electronics and motor control
enclosures.
2. Damaged torque sensor
electronics board.
3. Damaged Microsyn field coil.
4. Sensing endcap improperly
wired
1. Make sure power is applied
to the torque sensor and
motor enclosures.
2. Refer to Torque Sensor
Printed Circuit Board
Replacement Section 6.
3. Refer to Microsyn Field
Coil Replacement in
Section 6.
4. Refer to Figure 6-3 in
Section 6.
No change in output
when motor is ener-
gized or when fluid
changes. No torque
response.
1. Viscometer is not completely
flooded with process fluid.
2. Motor is not operating.
3. Solids build-up within
viscometer.
4. Open or shorted wiring to
Microsyn field coil assembly.
5. Damaged Microsyn field coil
assembly.
6. Damaged torsion element.
1. Refer to Section 2 and make
sure viscometer is installed
properly.
2. Refer to Table 7-2.
3. Refer to Section 5 and clean
the viscometer.
4. Refer to Sensing Endcap
Service in Section 6.
5. Refer to Microsyn Field
Coil Replacement in
Section 6.
6. Refer to Torsion Element
Replacement in Section 6.