15
2 - Electrical connections
2.3.7 OP4 ANALOGUE CONTROL OUTPUT
(option)
B
2.3.8 SERIAL COMMUNICATIONS
(option)
B
• Galvanic isolation
500Vac/1 min
• 0/4…20mA, (750
Ω
or 15Vdc max.)
• Galvanic isolation 500Vac/1 min
• Compliance to the EIA RS485
standard for Modbus/Jbus
A
Please, read:
gamma
due
®
and
delta
due
®
controller series serial com-
munication and configuration
7
8
Load
7
8
mA
OP4
2.3.6 ALARMS OUTPUTS
B
Fuse
Coil of the
load alarm contactor
3
4
OP1
Fuse
Coil of the
load alarm contactor
15
16
OP2
Fuse
Coil of the
load alarm contactor
13
14
OP3
e
The outputs OP1, OP2 and OP3,
can be used as alarm outputs only
if they are not configured as con-
trol outputs.
Varistor for inductive load
24Vac only
M4UK.ed6 20-05-2005 11:43 Pagina 15
