Omega DP41-S, Руководство пользователя, Страница: 152 / 175

14
Relay Options
14-3
14.2 WIRING/CONNECTIONS
WARNING: Do not connect ac power meter until you have completed all
input and output connections. Failure to do so may result in injury! This
device must only be installed electrically by specially trained electrician with
corresponding qualifications.
Figure 14-3. Dual Relay Output Board Wiring Connections
Figure 14-4. 4 Relay Output Board Wiring Connections
CONNECTOR PIN FUNCTION
P-6 1 NO1 (Normally Open)
(Relay 1 Connection) 2 Common 1
3 NC1 (Normally Closed)
P-7 1 NO2 (Normally Open)
(Relay 2 Connection) 2 Common 2
3 NC2 (Normally Closed)
P-18 1 NO3 (Normally Open)
(Relay 3 & 4 2 Common 3
Connection 3 NC3 (Normally Closed)
for 4 Relay Option only.) 4 NO4 (Normally Open)
5 Common 4
6 NC4 (Normally Closed)
Table 14-3 Pin Assignments for the P6, P7 and P18 plugs
1 2
3
1 2
P6
P7
P18
3
Relay 3 Relay 4
N.O.3 COM3 N.C.3 N.O.4 COM4 N.C.4
} } }
}
Relay 1 Relay 2
N.O.1 COM1 N.C.1 N.O.2 COM2 N.C.2
EXTERNAL LOAD
N
L
FUSE
NO4
COM4
3 4 5
6
2
1
1 2
3
1 2
P6
P7
3
} }
Relay 1
Relay 2
N.O.1 COM1 N.C.1
N.O.2 COM2 N.C.2
EXTERNAL LOAD
N
L
FUSE
NO2
COM2