![Evco EVJD900N2VW Applications Manual Download Page 29](http://html.mh-extra.com/html/evco/evjd900n2vw/evjd900n2vw_applications-manual_2441739029.webp)
EVCO S.p.A.
EV3 HRV & EVD HRV
| Application manual ver. 1.0a | Code 1443DHRVE104
page 29 of 74
11
Dry contact digital input/pulse input IN7
12
Dry contact analogue/digital input IN5
13
GND
14
Dry contact digital input IN6
15
unused
16
12 VDC, max. 40 mA
17
Open collector digital output OC1 (12 V, max. 40 mA)
18
Reference (GND)
Connector 4
Part
Description
1
Reference (GND)
2
Negative signal RS-485 MODBUS port
3
Positive signal RS-485 MODBUS port
Connector 5
Part
Description
1
INTRABUS port reference (GND)
2
INTRABUS port signal
3
12 VDC output
5.5.3
Description of EV3K11 connectors
The picture below shows the layout of the EV3K11 connectors.
The table below describes the EV3K11 connectors.
Connector 1
Part
Description
1
EV3K11 (12 VAC/DC) power supply; if EV3K11 is fed by DC power, connect the positive pole
2
power supply EV3K11 and INTRABUS port reference (GND)
3
INTRABUS port signal
4
EV3K11 power supply reference (GND) and INTRABUS port