Replace The Preamplifier - DANIEL 1200 Series User Manual

Liquid turbine meter
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User manual
P/N 3-9008-513
9.6.1
Assemble the LME - Standard enclosure
Procedure
1. Install the O-ring on the pad.
2. Install the housing on the turbine meter body or remote mounting pad. Use four
screws with a torque value of 74.5 Nm (55 lbs-ft) (Capacity to be installed: each at
90º).
3. Insert pickoffs and anti-rotation bracket.
4. Install the conduit.
5. Install the internal and external grounding cable to lug.
6. Tighten the preamplifier socket screw to the bracket plate.
7. Follow the applicable diagram for the wiring configuration. The preamplifier
connectors can be removed by pulling each connector. Refer to
parameters
8. Tighten the socket screws from the plate bracket to the housing.
9. Install the solid end cap.
10. Install the security seals.
11. Install the security seal wire.
9.7

Replace the preamplifier

Procedure
1. Disconnect all power to the turbine meter.
2. Remove cover of the RME.
3. Loosen screws of preamplifier bracket and lift out of the enclosure.
4. Disconnect terminal connects at TB1, TB2, and TB3.
5. Loosen screws of preamplifier and lift out.
6. Mount the replacement preamplifier board in its original position and secure using
screws.
7. Attach electrical output wiring from both pickoffs to terminal connection TB2 and
TB3.
8. Attach electrical output wiring from electrical accessories (conduit wiring) to
terminal connection TB1, number 3 for channel A, and number 5 for channel B.
9. Secure all electrical wiring.
10. Secure screws of preamplifier bracket in to the enclosure.
11. Return cover and secure.
for the preamplifier designator. Ensure the torque is less than 4 lbs·in.
USER MANUAL
Planned maintenance
September 2020
Interface
79
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