Dionex UltiMate FLM-3100, Operating Instructions Manual

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UltiMate 3000 Series: Flow Managers and Column Thermostats
Operating Instructions Page 91
10 Technical Appendix - Pin Assignment
Two 6-pin Mini-DIN ports on the instrument's rear panel (
→
Fig. 13, page 21) can be used in
Chromeleon to exchange digital signals with external instruments.
Fig. 47: Digital I/O (view from the rear)
* NO = normally open contact
If the relay is activated, the connection is between Com and NO.
Description
Digital Input
↔
Digital_GND
0 to +5V
Relay_Com
↔
Relay_NO
Switching voltage: 100 V
DC
; switching current: 0.25 A
Carry current: 0.5 A; Switching capacity: 3 W
Contact resistance: max. 150 m
Ω
Fig. 48: Digital I/O
The table below lists the functions assigned to the connector pins and the color and label of
the cable wire connected to each pin:
Pin Signal Name Signal Level Core Color Core Label
1 Not occupied Pink Analog High
2 Not occupied Gray Analog Low
3 Digital_GND 0V Green Digital GND
5 Digital Input 0 to +5V Yellow Digital Input
6 Relay_NO Brown Digital Output
8 Relay_Com
100V
DC
/0.25A/3W
White Dig./Out (GND)
Black Shield
Fig. 49: Pin assignment (
6-pin Mini-DIN port and cable)
Relay_NO*
Digital_GND
Not used
Relay_Com
Digital Input
Not used