NA6Plus-09
User’s Manual
2
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Contents
1. APPLICATION..................................................................................................................3
2. S4AI SET..........................................................................................................................4
3. BASIC REQUIREMENTS, OPERATIONAL SAFETY.......................................................4
4. INSTALLATION................................................................................................................5
4.1. Installation.................................................................................................................5
4.2. External connections diagram...................................................................................6
5. Operation..........................................................................................................................8
5.1 Changing meter parameters from the keyboard.......................................................10
6. RS-485 Interface............................................................................................................23
6.1. Serial interface connection method.........................................................................23
6.2 MODBUS protocol....................................................................................................23
6.3 Description of the MODBUS protocol functions........................................................24
6.4 Map of NA6Plus meter registers...............................................................................25
6.5 Registers for recording and reading.........................................................................26
6.6 Read-only registers..................................................................................................33
7. Meter configuration with E-Con software........................................................................35
8. METER PROGRAMMING EXAMPLES..........................................................................35
9. BEFORE YOU NOTIFY A DEFECT................................................................................37
10. SOFTWARE UPDATE..................................................................................................38
11. TECHNICAL DATA........................................................................................................39
12. ORDERING CODES....................................................................................................42