Connection Options
3
You may need to use an external power supply to operate peripheral devices.
Preparation See chapter “Getting Started,“ sections “COM1 Pin Assignment Chart, “COM2 Pin
Assignment Chart,“ “PS2 Pin Assignment Chart“ for pin assignments and cabling
diagrams.
Printer Connection Options The following printers can be connected to the standard COM1 and COM2
interfaces or the optional UniCOM universal interface:
– YDP21
– YDP14IS (strip or label printer)
– YDP05 (strip or label printer)
– Universal printer (user-denable transmission parameters)
Device Connection Options In addition, the following devices can be connected to the standard COM1 and
COM2 interfaces:
– Foot / Hand switch, COM1 only
– Second printer (External power supply required)
– Remote display
– PC (RS-232 interface)
– Third weighing platform (RS-232 interface)
– External checkweighing display (stop light) via a digital I/O (standard), COM1
only
– To PS2: Barcode scanner/External keyboard
The following devices can be connected to the optional UniCOM universal interface:
– WP3 RS-232/RS-485
– PC (RS-232 interface)
– Second printer (external power source required)
– Remote display
– Digital I/O (galvanically isolated)
– Current interface (0/4...20 mA), voltage (0...10 V)
– PLC with Probus DP or DeviceNet
– Ethernet
Connection Options
for other Weighing Platforms The Combics 3 model enables you to connect a 2nd or 3rd weighing platform.
You can use both the COM1, COM2 or the UniCOM port.
The standard COM1 and COM2 port is operated in RS-232 mode. The following
modes are available for a 3rd weighing platform:
– SBI
– IS-232 (factory setting)
– ADC-232
Operating Modes UniCOM interfaces can be operated in either the RS-232 or RS-485 mode.
The third weighing platform can be operated in any of the following modes:
– SBI (RS-232 mode)
– IS-232 (RS-232 mode)
– ADC-232 (RS-232 mode)
– IS-485 (RS-485 mode, xBPI mode, factory setting)
– ADC-485 (RS-485 mode)
The standard COM1 and COM2 ports or the optional universal UniCOM interface
can be used as a printer interface.
98 Operating Instructions Combics Complete Scales
Data Interfaces