RT-SVX070B-EN
39
Figure 50.
Low voltage wiring — D cabinet
Figure 51.
Main control panel low voltage wiring —B/C/D cabinet
Table 4.
Recommended wire lengths
Wire Size
Maximum recommended wire
length from unit controller to
sensor
AWG
mm
2
Meters
Feet
22
0.33
0–46
0–150
20
0.50
47–73
151–240
18
0.75
74–117
241–385
16
1.30
118–185
386–610
Table 4.
Recommended wire lengths (continued)
Wire Size
Maximum recommended wire
length from unit controller to
sensor
AWG
mm
2
Meters
Feet
14
2.00
186–296
611–970
Note:
The total resistance of these low voltage wires must not exceed 2.5
Ω/conductor. Any resistance greater than 2.5 Ω may cause the
control to malfunction due to an excessive voltage drop.