EM 122
Note
The guidelines for installation presented here must be regarded as a base for detailed
vessel-specific plans prepared by the installation shipyard. These plans should include
drawings, instructions and procedures specific to the ship in which the equipment is to
be installed. If necessary, these drawings must be approved by the relevant maritime
classification society.
Location
The EM 122 Junction Boxes (2 pcs) are normally installed in the vessel’s “sonar room”
close to the Transceiver Unit. This room must be dry and free from excessive dust
and vibration. Maximum humidity of 80% is recommended. Good ventilation for the
equipment cooling must be provided.
The cable length from this box to the Transceiver Unit is 5 meters.
The cabinet must be mounted on the bulkhead. Space must be provided to allow cables
to be installed.
Logistics
Safety
- Refer to the general safety procedures. Note that the unit is heavy!
Personnel
- Trained mechanical/electrical workers
Ship location
- In dry dock or at quay. The watertight integrity of the ship will not be
affected.
Special tools
- None
References
- None
Procedures
How to mount the junction box cabinet
1
Mark the location of the holes for the four (4) bolts or make a foundation to be
welded to the bulkhead.
2
Drill 11-mm holes.
Caution
Always check on the other side of the bulkhead before drilling holes !
3
Mount the complete unit on the bulkhead.
• 10-mm bolts are enclosed. Use maximum torque 70 Nm.
How to mount the transducer array cables and interfaces
1
Prepare the support bracket to receive the transducer array cables on the lower frame.
2
Mount the cables according to the cable plan.
54
317669/B
Содержание EM 122
Страница 1: ...EM 122 Multibeam echo sounder Installation Manual...
Страница 2: ......
Страница 13: ...EM 122 Figure 1 System diagram 317669 B 11...
Страница 26: ...EM 122 Figure 6 EM 122 Gondola example Cd021 107 24 317669 B...
Страница 27: ...Transducer arrays Figure 7 EM 122 blister and steel pipe arrangements example 317669 B 25...
Страница 42: ...EM 122 B B B Plastic TX protection window 40 317669 B...
Страница 46: ...EM 122 Figure 10 EM 122 Transceiver unit mounting 44 317669 B...
Страница 52: ...EM 122 Figure 13 Rear view 50 317669 B...
Страница 54: ...EM 122 Figure 15 Preamplifier Unit mounting 687 52 317669 B...
Страница 60: ...EM 122 Figure 18 Remote Control Junction Box outline dimensions 58 317669 B...
Страница 85: ...Cable layout and interconnections Figure 32 Transceiver Unit sub racks rear view 317669 B 83...
Страница 88: ...EM 122 Figure 34 Preamplifier underneath view 86 317669 B...
Страница 97: ...Cable layout and interconnections Figure 40 EM 122 Transceiver Unit s rear panel RX 317669 B 95...
Страница 126: ...EM 122 Figure 57 Cable layout 0 5 degree TX page 1 of 2 Cd021 106 Page 1 of 2 315396 Pro03 124 317669 B...
Страница 127: ...Drawing file Figure 58 Cable layout 0 5 degree TX page 2 of 2 Cd021 106 Page 2 of 2 315396 Pro03 317669 B 125...
Страница 128: ...EM 122 Ice window Figure 59 TX Ice window 126 317669 B...
Страница 129: ...Drawing file Figure 60 RX Ice window 317669 B 127...
Страница 131: ...Drawing file Preamplifier Unit Figure 62 RX Preamplifier Unit internal cabling 317669 B 129...
Страница 132: ...EM 122 Figure 63 RX Preamplifier Unit internal cabling 130 317669 B...
Страница 154: ...2013 Kongsberg Maritime...