JULABO FCW1600_1600S Recirculating coolers - Manual (Page 31)

Recirculating coolers
31
Serial interface (K)
9 6
5 1
This interface is a 9-pole connector:
Pin 2 RxD Receive Data
Pin 3 TxD Transmit Data
Pin 5 Gnd
Pin 7 RTS Request to send
Pin 8 CTS Clear to send
Interface correspondence:
Circulator Computer
 Circulator Computer
9-pole 25-pole
 9-pole
9-pole
Pin 2 RxD
 Pin 2 TxD  Pin 2 RxD  Pin 3 TxD
Pin 3 TxD
 Pin 3 RxD  Pin 3 TxD  Pin 2 RxD
Pin 5 GND
 Pin 7 GND  Pin 5 GND  Pin 5 GND
Pin 7 RTS
 Pin 5 CTS  Pin 7 RTS  Pin 8 CTS
Pin 8 CTS
 Pin 4 RTS  Pin 8 CTS  Pin 7 RTS
Accessories:
Order No. Description
8 980 073 RS232 interface cable 9-pol./9-pol. , 2,5 m
8 900 110 USB interface adapter cable
Return flow safety device
Control connector for solenoid valves (14.)
(line voltage: 230 V).