Installing your Lambda Spectrometer . 51
Accessory Connector Panel
The accessory panel is fitted with an RS 232 interface, a USB interface, an Ethernet interface
and two 15-pin connector sockets. There are also two slots for the accessory printed circuit
boards (PCB) for those accessories that require them.
Figure 20 Connector panel for accessories
NOTE: The insulation of externally connected accessories should meet the requirements of
IEC 61010-1 or IEC 60950.
Figure 21 Possible accessories for your high-performance Lambda spectrometer
The Polarizer/Depolarizer accessory also fits into the 15-pin accessory sockets.
Sites for accessory
15-pin accessory connectors marked ACCESSORY 1 on
the left and ACCESSORY 2 on the right (15-way HD D-
type, maximum voltage −12 to +24 V)
RS 232 and USB connectors marked
COMPUTER (maximum voltage
±12 V)
(requires an additional
Ethernet network connector
(firmware update only)