2.2 Rear panel controls and connections
15
2.2
Rear panel controls and connections
Serial:
TRIG
FAST OUT
SLOW OUT
MOD IN
POWER B
POWER A
MONITOR 1
MONITOR 2
SWEEP IN
GAIN IN
B IN
A IN
LOCK IN
All connectors are
SMA
, except as noted. All inputs are over-voltage
protected to
±
15 V.
IEC power in
The unit should be preset to the appropriate voltage for your country.
Please see appendix B for instructions on changing the power supply
voltage if needed.
A IN, B IN
Error signal inputs for channels
A
and
B
, typically photodetectors.
High impedance, nominal range
±
2
.
5 V. Channel
B
is unused unless
the
CHB
switch on the front-panel is set to
PD
.
POWER A, B
Low-noise DC power for photodetectors;
±
12 V, 125 mA, supplied
through an M8 connector (TE Connectivity part number
2-2172067-
2
, Digikey
A121939-ND
, 3-way male). To be used with standard M8
cables, for example Digikey
277-4264-ND
. Ensure that photodetectors
are switched off when being connected to the power supplies to
prevent their outputs railing.
3
1
4
1
+12 V
3
−
12 V
4
0 V
Figure 2.1:
M8 connector pinout for
POWER A, B
.
Summary of Contents for FSC100
Page 1: ...Fast servo controller FSC100 Version 0 1 2 Rev 2 4 hardware ...
Page 4: ...ii Contents ...
Page 14: ...10 Chapter 1 Introduction ...
Page 22: ...18 Chapter 2 Connections and controls ...
Page 36: ...32 Appendix B 115 230 V conversion ...
Page 39: ......
