HYDRA-DS NO
3
-N Page 5
4.2.3 MANUAL Calibration Description .............................................................................................33
4.2.4 CAL (Calibration Menu) .............................................................................................................33
5.0 Maintenance ......................................................................................................................................34
5.1 Maintenance Schedule ....................................................................................................................34
5.2 Cleaning the Sensor ........................................................................................................................34
5.3 Replacing the Electrodes .................................................................................................................34
6.0 Troubleshooting .................................................................................................................................35
7.0 Engineering Documentation ..............................................................................................................36
7.1 Specifications ..................................................................................................................................36
7.1.1 Sensor .......................................................................................................................................36
7.1.2 T80 Transmitter ........................................................................................................................36
7.1.3 Model Codes .............................................................................................................................38
7.2 Installation ......................................................................................................................................39
7.2.1 Mounting ..................................................................................................................................39
7.2 HYDRA-DS Sensor Dimensional Drawing ........................................................................................40
8.0 Ordering Information .........................................................................................................................41
8.1 Part Numbers/Model Numbers ......................................................................................................41
8.2 Accessories ......................................................................................................................................41
8.3 Calibration Solutions .......................................................................................................................41
8.4 Spare Parts ......................................................................................................................................41
Appendix ..................................................................................................................................................42
A. Auto Cal Buffer Tables ......................................................................................................................42
B. T80 HART Menu ................................................................................................................................42
C. MODBUS RTU Register Listing ..........................................................................................................43