Chapter 2 ________________________________________________________Product Overview
VAISALA
_______________________________________________________________________ 17
The units are located in the chassis as described in the following table.
Table 6 SPS311 Unit Slots with MRP111 Configuration
Slot Unit with GPS Unit with LORAN-C
1 MRR111 MRR111
2 MRP111 MRP111
3 MRG111/MRG112 Empty slot
4 Empty slot Empty slot
5 Empty slot MPU112/MPU111
6 Empty slot Empty slot
7 MWP312 MWP312
8 MWP302
9
MWP411
MWV201/MWV202
0605-007
Figure 4 Plug-in Units with the LORAN-C Option
NOTE
In the Loran-C system MWP302 replaces MWP411 in the slot 8.
External power unit 212822MW (or equivalent) is needed to provide
the feeding voltage. The external power is connected to VDC IN 24
V on the rear panel of the SPS311.
In the Loran-C system the replacement of MWP411 also releases
slot 9 for MWV2xx.
MWP411 is a two-slot-wide unit and occupies the slots 8 and 9.
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