Mitsubishi Electric Lossnay LGH-50RVS-E Handbook page 12

[2] Transmission cables (remote controller transmission cable, M-NET transmission cable, external input/output
signal cable, and connection cable for IT communication appliances)
No.
1 Are the designated cables used for the remote control-
ler transmission cable and M-NET transmission cable?
(See Table 2-1 and Table 2-2.)
2 Are the designated cables used for the external input/
output signal cable? (See Table 2-3.)
3 Are the transmission cables wired using multicore
cables?
4 Are multiple transmission cables wired in the same pip-
ing duct?
5 Is the power supply cable wired at least 5 cm away
from transmission cables?
6 Are the transmission cables connected to the desig-
nated terminal block? (See Table 2-1 and Table 2-2.)
7 Are the transmission cables incorrectly wired, is there a
faulty connection or are screws loose?
8 Is the wiring length of the transmission cable within the
regulations? (See Table 2-1 and Table 2-2.)
9 Are communication cables wired at least 5 cm away
from the other communication cables?
10 Does the external input signal match the specifica-
tions? (See Table 2-3.)
11 Is the external input signal input to the Lossnay set as
the main Lossnay?
Table 2-1
M-NET transmission cable specifications
Cable
Type
Number of cores
Cable diameter
Max. extension (Note 1) 200 m
Total extension (Note 2)
Terminal block
(Note 1) Distance from the power supply unit to the furthest unit or system controller
(Note 2) Overall length of the cable between the units and the system controllers
Table 2-2
Remote controller transmission cable specifications
Cable
Type
Number of cores
Cable diameter
Total extension
Terminal block
Check Item
M-NET transmission cable
Shielded cable CVVS, MVVS
2-core cable
1.25 mm 2 (AWG16)
500 m
TB5 [A] [B]
PZ-62DR-E or PZ-43SMF-E transmission cable
Sheathed cable
2-core cable
0.3 mm 2 (AWG22)
200 m
TM4 [1] [2]
Use the designated transmission cables.
Use the designated cables.
Use the designated transmission cables.
Wire the transmission cable away from one
another.
Wire the power supply cable at least 5 cm away
from the transmission cables.
Connect the transmission cables to the desig-
nated terminal blocks.
Connect the cable securely and correctly, and
tighten the screws firmly.
Wire the cables within the regulations.
Wire the cables at least 5 cm away from the
other cables.
Input the signal that matches the specifications.
Input the signal to the Lossnay set as the main
Lossnay (with address number 1 or the smallest
number other than 0).
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Corrective action