Dionex UltiMate 3000 Series, Руководство по эксплуатации

Страница: 229 / 236

UltiMate 3000 Series:
SD, RS, and BM Pumps
Operating Instructions Page 215
13 Appendix
13.1 Digital I/O (Pin Assignment)
The two digital I/O ports provide two digital inputs and two relay outputs that can be used
to exchange digital signals with external devices.
Port 1 Port 2
Relay 2 out
Not used
Input 2
Relay 2 out
Ground
Not used
Relay 1 out
Not used
Input 1
Relay 1 out
Ground
Not used
Fig. 75: Mini-DIN Digital I/O port
To connect an external device to a digital I/O port, use the appropriate mini-DIN cable (part
no. 6000.1004). The table lists the functions assigned to the connector pins and the color and
label of the cable wire connected to each pin.
Tip: If you want to connect an ESA Corona or Coulochem III detector to the pump,
refer to page 43 for details.
Pin Color Signal Name Signal Level Remarks
1 Pink Not used
2 Grey Not used
3 Green GND Ground Reference potential
4 Yellow Input 1 TTL Digital input 1 (port 1)
Input 2 Digital input 2 (port 2)
5 Brown Relay 1 out Potential free Middle contact (port 1)
Relay 2 out Middle contact (port 2)
6 White Relay 1 out Potential free Closing contact (port 1)
Relay 2 out Closing contact (port 2)
Fig. 76: Pin assignment (port and cable)
Important: The maximum switching voltage of the relays is 24 V. The switching
current must not exceed 100 mA.
Important: La tension maximale de commutation des relais est de 24 V.
L'intensité de commutation ne doit pas dépasser 100 mA.