Azbil PTG60 - Chapter 5: Maintenance and Troubleshooting; Maintenance Precautions; Maintenance; Troubleshooting

Azbil Corporation Maintenance and troubleshooting
Model PTG60/70/71/72 - Smart Pressure Transmitter 5-1
Chapter 5 : Maintenance and troubleshooting
Maintenance precautions
WARNING
• If the Transmitter must be disconnected from the process for the maintenance
purposes, careful attention must be paid to the possible residual process and
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process.
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direction of the gas or liquid being drained. This precaution is to protect you from
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drained.
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quality control system. Do not modify the product. Doing so will cause critical
damage to the product.
Maintenance
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• Has the housing, cover or grounding cable been damaged?
• Are the grounding cable, cover or housing-detent screws loose?
• Are the terminal screws loose?
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housing in position?
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Troubleshooting
If the product does not function properly, release the process gas or liquid from the
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• Are the readings correct for power source voltage and load resistance?
• Is there any sediments or foreign objects at the wetted part?
• Is there dirt or debris present, clogging the connecting pipe? Is the gate valve
fully open?