Quantum Composers LDDC 1550 - Manual (Page 14)

6-14 | P a g e
6 Driver I/O Connection
The main interface connection to the diode driver supply utilizes a standard 15 pin D-Sub male
type connector.
Number Name Type Description Range
1 Enable Output TTL output to enable diode
driver output section 0V = Off
5V = On
2 Status
Crowbar
Input Indicates status of crowbar
shorting clamp on output. 0V = Crowbar Off
5V = Crow On
3 Interlock
Control
Output Open collector output pulled
to ground when activated 15V max @100mA
sourcing.
4 GND Ground Signal Ground
5 V Monitor Input Analog input corresponding
to driver compliance voltage
level 0-10V with 0.01V
resolution.
6 I Monitor Input Analog input corresponding
to driver current output 0-10V with 0.01V
resolution.
7 I Program Output Current level adjustment 0-10V with 0.0024V
resolution.
8 Pulse
Control
Output Pulsing control 0V = On
5V = Off
9 GND Ground Signal Ground
10 N/C Reserved
– No
connection
11 Over
Temperature
Input Over temp input from driver. 0V = Ok
5V = High Temp
12 N/C Reserved
– No
connection
13 +15VDC
Input
Power
Input +15V @ 200ma
14 +15VDC
Input
Power
Input +15V @ 200ma
15 GND Ground Power Ground