Thermo Scientific DSP2 Installation And Operation Manual page 23

Fuses
F1 Main supply fuse 1 Amp 250 volt fast acting fuses
F2 Reject Output relay output fuse 1 Amp 250 volt fast acting fuses
F3 Fault relay output fuse 1 Amp 250 volt fast acting fuses
F4 IO 1 relay output fuse 1 Amp 250 volt fast acting fuses
F5 IO 2 relay output fuse 1 Amp 250 volt fast acting fuses
F6 Digital secondary fuse 2 Amp / 250 VAC Slow Blow
F7 Analog secondary fuse 2 Amp / 250 VAC Slow Blow
Links
LK1 DSP 1, DSP 2 selector.
LK2 Photo Eye / IO 1 selector.
LK3 EMU clock divider. Divides the incoming clock pulse.
LK4 485 Communications selector.
LK5 Ground 'A' Link.
LK6 5 VDC 'A' Link.
Plugs
PL1 Main connector
PL2 Photo eye and EMU sensing head connector
PL3 Interconnecting cable to control unit
PL4 DSP 1 communication connector
PL5 485 communication connector
PL6 Transformer connection
DSP 2
DSP 1
IO 1
Fast
Slow
DSP 2
DSP 1
GND A
5 VDC A
17
Use DSP 2
Photo Eye
Divide by 1
Divide by 2
Divide by 4
Divide by 8
Divide by 16
Divide by 32
Divide by 64
Divide by 128
Use DSP 2