HIT-4U HP-327
CONTENTS
1. INTRODUCTION ------------------------------------------1
Model Number Designation-------------------------------3
2. FEATURES AND SPECIFICATIONS-----------------7
2.1 General---------------------------------------------------8
2.2 Inputs-----------------------------------------------------9
2.3 DC Power/Loop Powered ----------------------------9
2.4 Analog Output------------------------------------------ 9
2.5 Pulse Output ------------------------------------------ 10
2.6 Alarm Output with Dual Set Point--------------- 10
2.7 Serial Port RS485 ------------------------------------ 10
2.8 Data Logging------------------------------------------ 10
2.9 Physical ------------------------------------------------ 10
3. INSTALLATION ----------------------------------------- 11
3.1 4-20 mA Current Loop ----------------------------- 18
3.2 Analog Output Update Time ---------------------- 19
3.3 Pulse Output ------------------------------------------ 20
3.4 Alarm Output----------------------------------------- 21
4. CONFIGURATION -------------------------------------- 23
4.1 Local Configuration--------------------------------- 23
4.2 Default Configuration------------------------------- 30
5. OPERATION ---------------------------------------------- 31
5.1 Front Panel-------------------------------------------- 31
5.2 Saving Total------------------------------------------- 31
5.3 Clearing the Total------------------------------------ 32
5.4 Displaying Logs--------------------------------------- 32
5.5 Fault Conditions ------------------------------------- 33
5.6 Battery Replacement-------------------------------- 33
6. MODBUS COMMUNICATIONS --------------------- 34
7. HIT-4 COMMUNICATION PROGRAM ----------- 43
8. MAINTENANCE ----------------------------------------- 55
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