Connecting The Signal Source - SMA Inverter Manager Instrucciones De Instalación

SMA Solar Technology AG / SMA America, LLC
Position Designation
B Maintain the default setting: X1 = 1, X10 =
0
C Connection of the Inverter Manager
D Connection of the electricity supply
E Maintain the default setting: 1 = Dual, 2 =
Initial
4.3.2 Connecting the
Inverter Manager
Pin assignment of the terminal (RS485):
5 GND
4 Data A (−)
3 Data B (+)
Pin
D1+
D1-
GND
D2+
D2-

4.3.3 Connecting the Signal Source

Connection of a Signal Source with
Potential-Free Relay Contact
Dry Contact:
closed: DI0 = off
open: DI0 = on
Installation Manual
Assignment
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GND
DataA(+)
DataB(-)
COM0
DI0
DI1
DI2
DI3
GND
DI4
DI5
Connection of a Signal Source (10 V to 30 V)
with Digital Output Signals
10 V ... 30 V
Wet Contact:
0 V ... 3 V = off
10 V ... 30 V = on
4.3.4 Connecting the I/O Box to the
Voltage Supply
Connect the 12 to 36 V DC connection cable to the terminal
for the voltage supply. Connect the grounding of the
connection cable to the "V-" terminal and connect the
grounding pin if grounding is present.
Pin Assignment
V- Voltage Supply
V+ +24 VDC Nominal (+12 VDC to 36 VDC)
Diameter of the leads
For safety reasons, the leads for the electricity
supply must have a diameter of at least 2 mm².
COM0
DI0
DI1
DI2
DI3
GND
DI4
DI5
DI6
DI7
COM1
DIO0
DIO1
DIO2
DIO3
GND
DIO4
DIO5
DIO6
DIO7
4 SMA Digital I/O Box
COM0
U U
DI0
DI1
DI2
DI3
GND
DI4
DI5
V-
V+
IMVIOBOX-IA-xx-10
COM0
DI0
DI1
DI2
DI3
GND
DI4
DI5
DI6
DI7
COM1
DIO0
DIO1
DIO2
DIO3
GND
DIO4
DIO5
DIO6
DIO7
9