Technical Support And Service - Emerson Rosemount 8782 Reference Manual

Troubleshooting
November 2019
Table 12-16: Test D. Terminal to case ground
Test conditions
• Location: uninstalled
• Required equipment:
Multimeter
• 17 and safety ground
Table 12-17: Test E. Electrode to electrode shield
Test conditions
• Location: uninstalled
• Required equipment:
Multimeter
• 18 and 17
• 19 and 17
Table 12-18: Test F. Electrode shield to coil
Test conditions
• Location: uninstalled
• Required equipment:
Multimeter
• 17 and 1
12.9

Technical support and service

Email addresses:
Worldwide:
Asia-Pacific:
Middle East and Africa:
North and South America
United States 800-522-6277
Canada +1 303-527-5200
Mexico +41 (0) 41 7686
111
Argentina +54 11 4837 7000 Germany
Brazil +55 15 3238 3677 Italy
146
Expected Potential cause
value
≤ 0.3 Ω • Moisture in terminal block
• Leaky electrode
• Process behind liner
Expected Potential cause
value
∞Ω (<1 nS) • Shorted electrode
• Leaky electrode
• Moisture in terminal block
Expected Potential cause
value
∞Ω (<1 nS) • Process in coil housing
• Moisture in terminal block
flow.support@emerson.com
APflow.support@emerson.com
FlowTechnicalSupport@emerson.com
Europe and Middle East
U.K. 0870 240 1978
The Netherlands +31 (0) 318 495
555
France 0800 917 901
0800 182 5347
8008 77334
®
Rosemount 8782 Slurry Magnetic Flow Meter Transmitter with HART Protocol
Reference Manual
00809-0100-8782
Corrective action
• Clean terminal block
• Replace terminal block
• Replace sensor
Corrective action
• Replace sensor
• Clean terminal block
• Replace terminal block
Corrective action
• Replace sensor
• Clean terminal block
• Replace terminal block
Asia Pacific
Australia 800 158 727
New Zealand 099 128 804
India 800 440 1468
Pakistan 888 550 2682
China +86 21 2892 9000