Table of Contents
1.0 Installation
1.1 Unpacking ..............................................................1
1.2 Mounting ...............................................................1
1.2.1 Unit Mounting Location .............................1
1.2.2 General Unit Mounting Requirements ........2
1.2.3 Remote Transmitter Mounting Procedure ....2
1.2.4 Sensor Mounting Procedure.........................3
1.2.4.1 Remote Sensor Cabling.........................3
1.3 Electrostatic Discharge (ESD) Handling Procedure...3
1.4 Wiring ....................................................................4
1.4.1 Power Wiring ...............................................4
1.4.2 Sensor Wiring (Model 351 Remote Only)....4
1.4.3 4–20 mA Output Signal Wiring...................5
2.0 Set Up and Operation
2.1 User Interface .........................................................5
2.2 Main Menu Layout.................................................6
2.3 General Set Up Procedures .....................................7
2.4 Mode of Operation...............................................11
2.4.1 Height or Distance Selection .....................11
2.4.2 Height Mode .............................................11
2.4.3 Distance Mode...........................................11
2.5 Special Menus.......................................................12
2.5.1 Mode Selection ..........................................12
2.5.2 Loop Current Check..................................13
2.5.3 Service Menu .............................................13
3.0 Reference Information
3.1 Description...........................................................14
3.2 Principle of Operation ..........................................14
3.3 Troubleshooting....................................................14
3.3.1 Loss Displayed ...........................................14
3.3.2 Output Not Tracking Level........................14
3.4 Agency Approvals .................................................15
3.5 Specifications ........................................................16
3.5.1 Electronic...................................................16
3.5.2 Transducer .................................................16
3.5.3 Performance ...............................................16
3.5.4 Model 350 Dimensional ............................17
3.5.5 Model 351 Dimensional ............................18
3.6 Replacement Parts ................................................19
3.6.1 Parts Identification.....................................19
3.6.2 Sensors — 350 Integral..............................20
3.6.3 Sensors — 351 Remote..............................20
3.7 Model Numbers ...................................................21
3.7.1 Model 350 Integrally Mounted
Level Transmitter .......................................21
3.7.2 Model 351 Remote Mounted
Level Transmitter .......................................22
3.7.3 Connecting Cable ......................................22
3.7.4 Model 395 Remote Mounted Transducer ..23
NOTES
..............................................................................24
Echotel Model 350/351 Ultrasonic
Non-Contact Level Transmitter
