Spellman ST SERIES - Page 23

ST/STR/STA MANUAL 16 118107-001 REV J
Pin
Signal
Parameters
1
Power Supply Common
Power Supply Ground
2
Reset/HV Inhibit
Toggle to reset latched faults, Ground = Inhibit, Open = HIGH VOLTAGE ON
3
External Interlock
+24Vdc @ open, <25mA @ closed
4
External Interlock Return
Return for External Interlock. Pins 3 and 4 must be connected to HV enable
5
mA Test Point
0-10Vdc = 0-100% rated output, Zout = 1kΩ, 1%
6
kV Test Point
0-10Vdc = 0-100% rated output, Zout = 1kΩ, 1%
7
+10Vdc Reference
+10Vdc @ 1mA
8
mA Program Input
0-10Vdc = 0-100% rated output, Zin =>10MΩ, jump to pin 8 for local control
9
Local mA Program Output
0-10Vdc = 0-100% rated output, front panel potentiometer
10
kV Program Input
0-10Vdc = 0-100% rated output, Zin =>10MΩ, jump to pin 11 for local control
11
Local kV Program Output
0-10Vdc = 0-100% rated output, front panel potentiometer
12
Remote Power On Output
24Vdc @ open, 2A peak, 1A DC @ closed
13
Remote Power On Return
Return for Remote Power On
14
Remote HV OFF
+24Vdc @ open, 2A peak, 1A DC @ closed, connect to pin 15 for front panel
operation
15
Remote HV OFF/ON Common
Remote HV OFF/ON Common
16
Remote HIGH VOLTAGE ON
+24Vdc @ open, 2A peak, 1A DC @ closed, momentarily connect to pin 15 for
HV enable
17
HIGH VOLTAGE OFFIndicator
+24Vdc @ 25mA = HV OFF
18
HIGH VOLTAGE ON Indicator
+24Vdc @ 25mA = HIGH VOLTAGE ON
19
Power Supply Common
Power Supply Ground
20
+24Vdc Output
+24Vdc @ 100mA, maximum
21
Voltage Mode Status
Open collector, Low = Active, 35V maximum @ 10mA
22
Current Mode Status
Open collector, Low = Active, 35V maximum @ 10mA
23
Power Mode Status
Open collector, Low = Active, 35V maximum @ 10mA
24
Interlock Closed Status
Open collector, Low = Active, 35V maximum @ 10mA
25
Power Test Point
0-10Vdc = 0-100% rated output, Zout = 5kΩ, 1%
26
Spare
27
Spare
28
Remote Overvoltage Adjust
0-10Vdc = 0-105% rated output
29
Over Power Fault
Open collector, Low = Active, 35V maximum @ 10mA
30
Over Voltage Fault
Open collector, Low = Active, 35V maximum @ 10mA
31
Over Current Fault
Open collector, Low = Active, 35V maximum @ 10mA
32
System Fault
Open collector, Low = Active, 35V maximum @ 10mA
33
RGLT Error Fault
Open collector, Low = Active, 35V maximum @ 10mA
34
ARC
Open collector, Low = Active, 35V maximum @ 10mA
35
Over Temp Fault
Open collector, Low = Active, 35V maximum @ 10mA
36
AC Fault
Open collector, Low = Active, 35V maximum @ 10mA
37
Spare
38
Spare
39
Spare
40
Spare
41
Spare
42
Remote Power Program Input
0-10Vdc = 0-100% rated output, Zout = 1kΩ, 1%, jump to pin 43 for local control
43
Local Power Program Output
0-10Vdc = 0-100% rated output, internal potentiometer
44
+5Vdc Output
+5Vdc @ 100mA, maximum
45
+15Vdc Output
+15Vdc @ 100mA, maximum
46
-15Vdc Output
-15Vdc @ 10mA, maximum
47
RS-232 Tx
RS-232 Tx
48
RS-232 Rx
RS-232 Rx
49
RS-232 GND
RS-232 GND
50
Power Supply Common
Power Supply Ground
= Denotes jumper connection for simplified local front panel control
Figure 3.10 JB1 Rear Panel Interface Connecter