20
3 - Electrical Connections
3.3.7 OP1-2-3-4 ALARM OUTPUTS
B
Fuse
AL3 load
28
29
OP3
[1]
30
[1]
AL3 load
Vac
Fuse
NC
C
NO
Fuse
AL1 load
31
32
OP1
[1]
33
OP2
[1]
AL2 load
Vac
Fuse
Fuse
AL4 load
34
35
OP4
[1]
Vac
e The relay/triac output OP1, OP2, can be
used as alarm outputs only if they are not
used as control outputs.
3.3.8 OP5 AND OP6 (OPTION)
ANALOGUE CONTROL OUTPUTS
B
3.3.9 SERIAL COMMUNICATIONS
(OPTION) [2]
B
OP5 and OP6 outputs can be configured for
control action or PV/SP/OP retransmission:
• Galvanic isolation 500Vac/1 min:
• 0/4…20mA, 750Ω / 15Vdc max.
0/1…5V, 0…10V, 500Ω / 20mA max..
Notes:
[1]
Varistor for inductive load 24Vac only
[2]
A Please, read the user manual:
“
gammadue
®
and deltadue
®
con-
troller series serial communication and
configuration software”.
• Galvanic isolation 500Vac/1 min;
Compliance to the EIA RS485 standard
for Modbus/Jbus;
• Termination setting dip switches.
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