YOKOGAWA GC8000 - Connecting Signal Cables

2. Installation, Piping, and Wiring
80
TI 11B08A01-01E
• In order to prevent the earthing conductor from loosening, the conductor must be secured to
theterminal,tighteningthescrewwithtorqueofapprox.1.2N•m.
• Care must be taken not to twist the conductor.
Screw
for
Ground
Figure 2.23 Earth terminal for the GC8000
2.3.5 Connecting Signal Cables
CAUTION
(C)to(L)cables:
Use heat-resistant cables with maximum allowable temperature of 80°C or higher.
!
(M)and(N)cables:
Requiredmaximumallowabletemperatureofthecablesdependsonthetemperatureclass
of the instrument and the actual ambient temperature. Use cables with maximum allowable
temperature shown in the table below.
Temperature Class T1, T2 T3 T4
Maximum allowable
temperature of cable
Ambient temp.
Up to 30°C Up to 35°C Up to 40°C 60°C
31 to 36°C 36 to 40°C 41 to 45°C 65°C
37 to 43°C 41 to 45°C 46 to 50°C 70°C
44 to 50°C 46 to 50°C 75°C
CAUTION
Be sure to keep the power and signal cables apart. Avoid placing them in parallel.
Sep. 07, 2017-00