PX200 V5 Manual
12
13/05/2022
The screw terminals or LEMO 0B.302 connector are recommended for applications requiring more
than 1 Amp RMS output current. Preassembled LEMO cable assemblies (e.g. PD-0B302-W-120) are
available from
The auxiliary signals connector is a 9-way DSUB receptacle which suits any 9-way male DSUB plug.
The signals and pin layout are shown in Figure 4 and Table 6.
Figure 4. Front view of auxiliary signals connector
Signal
Pin
Function
Input+
1
Input signal
Input-
2
Ground for input signal
Voltage Monitor
3
Voltage monitor
Current Monitor
4
Current monitor
Ground
5
Ground
Shutdown
6
+2V to +20V disables the amplifier
Shutdown Monitor 7
+5V when the amplifier is shutdown
NC
8, 9
Not connected
Table 6. Auxiliary signals pinout
11
Signal Path
Figure 5. Signal path with switches in default positions.
1
2
3
4
5
6
8
7
9
K
-1
Input
Power Amplifier
See Table 1 for Gain
Invert
Switch
Extra Gain
Switch
Gain Pot
Voltage
Limits
Output
Offset Pot
Offset Knob
zero
Offset
Switch
