Nittan EVCA-P - Page 11

DW1500110 Rev.K1
Sep 18 2015
11
3
6
5
1
3
6
5
1
UL Listed
Module
EVA-ZMU-SCI
A+
A-
B+
B-
L-
L+
EVA-UB4/EVA-UB4-6 EVA-UB4/EVA-UB4-6
3
6
5
1
3
6
5
1
UL Listed
Module
EVA-ZMU-SCI
A+
A-
EOL
+
-
10KΩ
L-
L+
EVA-UB4/EVA-UB4-6 EVA-UB4/EVA-UB4-6
Figure 9: Wiring diagram for EVA-UB4 and EVA-UB4-6
IDC Line impedance is 50Ω at maximum and the maximum length is 1km.
Refer to the instruction manual of EVA-ZMU-SCI Zone Module for connection to NFU-7000 series.
Use cable AWG12-20 for wiring. Do not connect different gauge cables at one
terminal in order to prevent loosening.
! CAUTION
Do not connect cables in reverse polarity. Failure to connect the polarity correctly
could result in damage to other equipment.
! CAUTION
Connect to EVA-ZMU-SCI for Class A wiring.
To UL Listed control
panel NFU-7000 series
To UL Listed control
panel NFU-7000 series
Connect to EVA-ZMU-SCI for Class B wiring.