Download Model: HRT1 - Hoffer Flow Controls, Inc
Transcript
CONTENTS 1. INTRODUCTION-------------------------------------------------------- 1 Model Number Designation ---------------------------------------------- 3 2. SPECIFICATIONS AND PRODUCT FEATURES --------------- 7 2.1 General ---------------------------------------------------------- 7 2.2 Inputs ------------------------------------------------------------ 8 2.3 DC Power/Loop Powered ------------------------------------- 8 2.4 Analog Output-------------------------------------------------- 9 2.5 Pulse Output ---------------------------------------------------- 9 2.6 Alarm 1 and Alarm 2 ------------------------------------------ 9 2.7 Physical --------------------------------------------------------- 9 Product Features ---------------------------------------------------------- 10 3. INSTALLATION-------------------------------------------------------- 11 3.1 4-20 mA Current Loop --------------------------------------- 13 3.2 Flowmeter Input----------------------------------------------- 15 3.3 Pulse Output --------------------------------------------------- 16 3.4 Alarm Outputs------------------------------------------------- 16 3.5 Wiring Summary ---------------------------------------------- 18 4. CONFIGURATION---------------------------------------------------- 19 4.1 Local Configuration ------------------------------------------ 19 4.2 Default Configuration ---------------------------------------- 23 5. OPERATION AND MAINTENANCE------------------------------ 25 5.1 Display Parameters ------------------------------------------- 25 5.2 Saving Grand Total ------------------------------------------- 25 5.3 Clearing the Total --------------------------------------------- 25 5.4 System Response Time--------------------------------------- 26 5.5 Error Conditions ---------------------------------------------- 26 5.6 Battery Replacement Indication----------------------------- 27 6. HART COMMUNICATIONS ---------------------------------------- 29 6.1 Dynamic Variables-------------------------------------------- 29 6.2 Universal Commands----------------------------------------- 30 6.3 Common-Practice Commands------------------------------- 30 6.4 Device-Specific Commands -------------------------------- 31 6.5 Device Status -------------------------------------------------- 33 6.6 Additional Device Status------------------------------------- 34 6.7 EDDL – Process Variables ---------------------------------- 37 6.8 EDDL – Device Diagnostics -------------------------------- 38 6.9 EDDL – Online------------------------------------------------ 38 7. MAINTENANCE-------------------------------------------------------- 43 Appendix A – Default Configuration -------------------------------------- 45 HP-313