Toptech MultiLoad III Installation Manual page 5

CHAPTER 4 DATA COMMUNICATIONS INTERFACE ........................................................... 23
Available Communications Protocol Selection and Wire Spec ..................................................... 24
Ethernet ......................................................................................................................................... 24
RS-422/485 ................................................................................................................................... 24
RS-232 .......................................................................................................................................... 25
Communication Connection Wiring .................................................................................................. 26
Ethernet - Host/TMS Communications ......................................................................................... 26
Serial FCM I/ FCM II Communications, COM 0, RS485 ............................................................... 27
Serial Host/TMS Communications ................................................................................................ 28
4.2.3.1 COM 1 - RS-485 4-wire - Host/TMS Communications ................................................................. 28
4.2.3.2 COM 1 - RS-485 2-wire - Host/TMS Communications ................................................................. 29
4.2.3.3 COM 1 - RS-232 - Host/TMS Communications ............................................................................ 30
Host Ticket Printer/Data Logger .................................................................................................... 30
COM3 - RS232 - Host Ticket Printer/Data Logger ....................................................................... 31
4.2.4.1
COM3 - RS232 - PTB Protocol Host Ticket Printer/Data Logger ................................................ 32
4.2.4.2
CHAPTER 5 CONNECTING FIELD DEVICES TO INTERNAL FCMS ..................................... 33
CHAPTER 6 CONFIGURATIONS ............................................................................................ 34
Weights and Measures Switch Access Control ............................................................................... 34
External Switch Access Control (MultiLoad III Hardware Only) .................................................... 34
Field Switch Access Control .......................................................................................................... 35
Keypad ................................................................................................................................................. 35
Menus and Screens ............................................................................................................................ 36
Field Modification and Data Entry ..................................................................................................... 36
MultiLoad II+/RCU II+ Firmware Preliminary Configuration ............................................................ 39
Verifying Communications with FCMs. ............................................................................................ 43
Using I/O Diagnostics ......................................................................................................................... 45
CHAPTER 7 SERVICE AND REPAIR ....................................................................................... 46
Overview and Subassemblies............................................................................................................ 46
Main Board Replacement ................................................................................................................... 48
Display Subassembly Replacement .................................................................................................. 49
Keypad Barrier Replacement ............................................................................................................. 52
Card Reader Replacement ................................................................................................................. 53
FCM Power Supply Replacement ...................................................................................................... 54
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MultiLoad III/RCU III Hardware - Division 2 (DIV2) Installation Guide