12
2 - Electrical connections
2.3.4 OP4 OUTPUT
(option)
B
2.3.5 SERIAL COMMUNICATIONS
(option)
B
PV retransmission
• 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
RX
TX
7
8
Load
7
8
mA
OP2 OUTPUT
B
OP2 output can be relay (Std) or
SSR drive.
The “jumper” on the auxiliary
board selects the output type:
Link Pins 1-2 for OP2-Relay
Link Pins 2-3 for OP2-SSR drive
Jumper
Auxiliary
board
1
2
3
M1UK.ed5 14-05-2009 14:56 Pagina 12
