Minebea Intec CAS-SPC Series - Device Connectivity and Interface Pins; Connecting Devices to Combics 3; Interface Pin Assignment Charts

14 Operating Instructions Combics Complete Scales
Getting Started
Connecting Peripheral Devices or a 2nd Weighing
Platform: Combics 3
PS2 COM1 COM2 A8
Keypad
LED + Display
Weighing platform
Interface 2
Digital PCB
COM1, COM2 and PS2 terminal assignments (applies to all PCBs)
PS2
1 LOAD_PRINTER 11 Clear to send (CTS) 21 5 V switched
2 RESET_OUT 12 Data terminal ready (DTR) 22 PS/2_data
3 GND 13 Data input (RXD) 23 PS/2_clock
4 GND 14 Data output (TXD) 24 GND
5 5V_OUT 15 GND COM2
6 5V switched 16 Universal In 31 CTS_COM2
7 GND 17 Control output: “lower“ 32 DTR_COM2
8 GND 18 Control output: “equal“ 33 RXD_COM2
9 n.c. 19 Control output: “heavier“ 34 TXD_COM2
10 LINE_OUT 20 Control output: “set“ 35 GND
36 GND
A8 terminal assignments
1 EXC+ Bridge supply voltage (+)
2 SENSE+ Sense (+) for bridge supply voltage
3 OUT+ Measuring voltage positive
4 OUT- Measuring voltage negative
5 SENSE- Sense (-) for bridge supply voltage
6 EXC- Bridge supply voltage (–)
Keys
LED + Display, A Alibi memory
A6/7
Tastatur
LED
+ Display
PS2 COM1 COM2
Interface PCB for RS-232/485 for IS weighing platform
(option A6/A7)
A6/7 terminal assignments
1 CTS 11 TxD/RxD+
2 DTR 12 TxD/RxD-
3 RxD 13 LINE_OUT
4 TxD 14 LINE_OUT
5 GND 15 GND
6 Adjustment Lock 16 GND
Keys
LED + Display, A Alibi memory
A20
Keypad
LED
+ Display
PS2 COM1 COM2
Weighing platform
Interface 1
Interface PCB for ADC 10.000e (option A20)
A20 terminal assignments
1 EXC+
2 SENSE+
3 OUT+
4 OUT-
5 SENSE-
6 EXC-
Keys
LED + Display , A Alibi memory
A
A
A