用户手册 — Emerson Transmitter 350

目录

• Section 1: Warranty

  1
• 1.0 Warranty

  1
• Section 2: Transmitter Overview

  2
• 2.0 General Description

  2
• 2.1 Product Identification

  2
• 2.2 Transmitter Configurations

  2
• 2.3 Gage Mounted Transmitter

  3
• 2.4 Standalone Transmitter

  3
• Section 3: Transmitter Description

  5
• 3.0 Detailed Description

  5
• 3.1 Technology-Theory of Operation

  5
• Section 4: Installation

  7
• 4.0 Gage Mount Installation

  7
• 4.1 Standalone Installation

  7
• 4.2 General Installation Guidelines

  7
• 4.3 Insulation (against extreme heat/cold)

  10
• Section 5: Field Wiring

  11
• 5.0 Recommended Loop Wiring

  11
• 5.1 Area Classification Installation Safety

  13
• Section 6: Transmitter Specifications

  14
• 6.0 Hazardous Locations/General Ratings

  14
• 6.1 Electrical Specifications

  14
• 6.2 Sensor Probe Specifications

  14
• Section 7: Menu Structure and Features

  15
• 7.0 Pushbutton Operation

  15
• 7.1 Menu Structure

  16
• 7.2 Features (also exclusive features for models: LTM-250/350)

  22
• Section 8: Transmitter Calibration and Troubleshooting

  28
• 8.1 Troubleshooting

  28
• 8.2 Power Supply Troubleshooting

  29
• 8.3 General Troubleshooting

  29
• Section 9: LTM-350 has HART Protocol

  30
• 9.0 HART Protocol: General Information / Flowchart of HART Menus

  30