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System-10 Dual Network Interface Installation Guide
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TABLE OF CONTENTS
SECTION 1: INTRODUCTION ...................................................................4
1.1 PURPOSE OF THIS GUIDE .................................................................................4
1.2 TYPICAL SYSTEM-10 BTU METER ...................................................................4
1.3 SPECIFICATIONS ................................................................................................4
1.4 PROTOCOL SELECTION .....................................................................................5
1.5 NETWORK SIGNAL CONNECTIONS .................................................................7
1.5.1 RS485 ...................................................................................................................7
1.5.2 BACnet/IP and/or MODBUS TCP/IP ......................................................................8
1.5.3 Optional Network Interface With Isolated Digital Pulse Input (Di3) ....................9
1.6 BACnet MS/TP BAUD RATE, BIASING & TERMINATION ............................12
1.6.1 Baud Rate ...............................................................................................................12
1.6.2 Biasing and Termination .......................................................................................13
1.7 NETWORK ADDRESSING .................................................................................13
1.7.1 Changing the MAC Address and Device Instance Number .................................13
1.7.2 Changing the IP Address, Subnet mask and Gateway Address ...........................15
SECTION 2.0: BACnet PICS AND OBJECTS ...........................................16
2.1 Pic Statements ....................................................................................................16
2.2 BAC OBJECTS ....................................................................................................18
2.3 aDDITIONAL BACnet
®
Object INFORMATION ...............................................19
2.4 Analog Input(s) ..................................................................................................20
2.5 Analog Value(s) ..................................................................................................21
2.6 Binary Value(s) ...................................................................................................22
SECTION 3.0: MODBUS MEMORY MAP ................................................23
3.1 Modbus Register Format And Networking Information ...................................23
3.2 Modbus Memory Map ........................................................................................24
3.3 Totalization, Resetting Totals, Over-Range & Rollover .....................................29
SECTION 4.0: NETWORK TROUBLESHOOTING TIPS .........................31
4.1 Troubleshooting .................................................................................................31
APPENDIX
........................................................................................33
System-10 BTU Meter Computer Board ....................................................................1
System-10 Dual Network Interface Board .................................................................2
System-10 Dual Network Interface Auxiliary Input Board ......................................3
Summary of Contents for System-10 BTU Meter
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