Sauter flexotron®800
ventilation
Installation and wiring
P100012082
25
3.7
Wiring diagram RDT815
(Configuration 815 fixed-value)
(See also: Figure for terminal assignment, page 14)
LS
Supply voltage 24 V AC ±15%. 50/60 Hz
or 24 V DC
1
D+
RS485 Modbus (not with
web (TCP/IP) models)
MM
2
D-
Earth conductor
3
C
+24 V +24 V DC. Reference point for digital inputs DI
4
E
42
LS
Reference point for digital outputs DO
-
-
-
41
DO1
Heating coil pump
-
-
40
DO2
Supply air fan, level 1
-
-
39
DO3
Supply air fan, level 2
38
DO4
Collective alarm
9
DI1
External OFF switch
10
DI2
Frost-protection facility
34
Reference potential for analogue inputs AI
11
DI3
Supply air fan on
33
AI1
Outside-temperature sensor
12
DI4
Anti-icing function
32
AI2
Sensor for supply air temperature
31
Reference potential for analogue inputs AI
17
Reference potential for analogue
outputs AO
30
AI3
Frost-protection sensor
18
AO1
Y1 actuator for heater
29
AI4
Setpoint for room temperature
19
AO2
Y2 actuator for HRec
20
AO3
Y3 actuator for cooler