EVCO EPD4DF3 Installer manual User Manual
Page 14
EVCO S.p.A.
EVDRIVE03 | User manual ver. 3.4 | Code 144EPDE344
page 14 of 70
Power supply
Terminal
Meaning
V≅+
power supply device (not isolated; 24 VAC +10% -15%, 50/60 Hz ±3 Hz, 40 VA max. or
24... 37 VDC, 22 W max.)
V≅-
power supply device (not isolated; 24 VAC +10% -15%, 50/60 Hz ±3 Hz, 40 VA max. or
24... 37 VDC, 22 W max.)
-
protect the power supply with a fuse rated 2 A-T 250 V
-
if the device is powered in direct current, it is necessary to respect the polarity of the power supply
voltage.
RS-485 port (not available in models EPD4BX3 and EPD4BC3)
Non optoisolated RS-485 port, with MODBUS communication protocol.
Terminal
Meaning
GND ground
RS485+
D1 = A = + (terminal 1 of the transceiver)
RS485-
D0 = B = - (terminal 0 of the transceiver)
-
connect the RS-485 MODBUS port using a twisted pair.
For the settings about the RS-485 MODBUS port look at chapter 7 “CONFIGURATION”.
RS-485 port line termination (not available in models EPD4BX3 and EPD4BC3)
Position microswitch 1 on position on (120 W, 0.25 W) to plug in the RS-485 port line termination (plug in the
termination of the first and of the last element of the network).
High voltage digital input
High voltage digital input (if present).
Part
Meaning
DIHV1
high voltage digital input (optoisolated contact; 115 VAC -10%... 230 VAC +10%)
DIHV1
high voltage digital input (optoisolated contact; 115 VAC -10%... 230 VAC +10%)