EVCO EPU2BXP1S1 User Manual
Page 10
EVCO S.p.A.
c-pro 3 micro SAVE/ c-pro 3 kilo SAVE | Application Manual ver. 1.0 | Code 144CP3UKSAE104
EVCO
page 10 of 68
AI 7
Not used
AI 8
Not used
AI 9
Not used
Serial ports
RS485
RS485 Modbus RTU
CAN bus
To Vgraph
Digital inputs
DI 1
Presence sensor
DI 2
Start – Stop (remote)
DI 3
Supply fan thermal protection
DI 4
Return fan thermal protection
DI 5
Not used
DI 6
Not used
DI 7
Not used
DI 8
Not used
DI 9
Not used
Analogue outputs
AO 1
Not used
AO 2
Not used
AO 3
Recovery heat exchanger BY-PASS damper control (0-10 V) *
AO 4
Not used
AO 5
Not used
AO 6
Mixing room damper control (0-10 V)
Digital Outputs (Relay)
DO 1
Return fan first speed
DO 2
Return fan second speed
DO 3
Return fan third speed
DO 4
Supply fan first speed
DO 5
Supply fan second speed
DO 6
Supply fan third speed
DO 7
Recovery heat exchanger BY-PASS damper control *
DO 8
Not used
DO 9
Not used
(*) The recovery heat exchanger BY-PASS damper control can be analogic or digital, and
setting with clock
RTC system clock - Real Time Clock.
For driving the 3-speed fans (Digital output) set PG10=DO