18
Smarty 4X P
www.salda.lt
A
Connector
Contactor No.
Contactor name
Functional block name
miniMCB
X1
1
PE
Not used
2
*1'
3
24VDC
4
',+2/2
X2
1
*1'
Supply air fan control (output 0-10VDC)
2
AO1 (0-10V)
3
*1'
Extract air fan control (output 0-10VDC)
4
AO2 (0-10V)
*1'
(OHFWULF:DWHUSUHKHDWHUFRQWURORXWSXW9'&
6
AO3 (0-10V)
X3
1
9'&B3
Bypass step motor control
2
67(3B%
3
67(3B%
4
67(3B$
67(3B$
6
9'&B3
X4
1
',7$&+2B$
Supply fan speed RPM
2
7$&+2B.
3
',7$&+2B$
Extract fan speed RPM
4
7$&+2B.
DI4
Fire protection input (NC)
6
9B:
;
1
',
Electric Preheater automatic protection (NC)
2
12VDC
3
DI6
Electric Preheater manual protection (NC)
4
12VDC
DI7
Bypass closed (NC)
6
12VDC
7
DI8
Not used
8
12VDC
X6
1
AI1 (NTC)
Supply air temperature sensor
2
*1'
3
AI2 (NTC)
Fresh air temperature sensor
4
*1'
AI3 (NTC)
Extract air temperature sensor
6
*1'
7
AI4 (NTC)
Exhaust air temperature sensor (optional)
8
*1'
