Rotex HPSU compact 304 Installation And Maintenance Manual page 67

FLS Sensor (Flow/Temperature)
V1
(14 - 229 Hz)
FLS
(t / V1)
R1
t
R1
(Pt 1000)
Tab. 10-3 Sensor Table ROTEX HPSU compact
R Sensor resistance (NTC)
S
t Temperature
t Storage tank temperature sensor
DHW2
t Return flow temperature sensor
R2
t t Flow temperature sensor
V1, V2
t Flow temperature sensor Backup Heater
V, BH
Fig. 10-1 Characteristics of the NTC temperature sensor ROTEX
HPSU compact - part 1
t ;
AU
t
DHW1
R Sensor resistance (NTC)
S
t Temperature
t External temperature sensor RoCon OT1
AU
t Storage tank temperature sensor
DHW1
Fig. 10-2 Characteristics of the NTC temperature sensor ROTEX HPSU
compact - Part 2
FA ROTEX HPSU compact 4 - 06/2015
Measured flow in l/min
10.0 20.0 30.0
Sensor output frequency in Hz
28 54 81
Measured temperature in °C
10.0 20.0 30.0
Sensor resistance in Ohm
1039 1077 1116
40.0 50.0 60.0
108 135 162
40.0 50.0 60.0
1155 1194 1232
Maximum tightening torque of sensor =10 Nm.
f Frequency
m Flow
Fig. 10-3 Characteristics of the flow sensor FLS (V1) ROTEX HPSU
compact
R Sensor resistance (Pt 1000))
S
t Temperature
t Return flow temperature sensor in the flow meter
R1
Fig. 10-4 Characteristics of the return flow temperature sensor in the
flow sensor FLS (t
10 x Technical data
—
70.0 80.0
188 215 —
70.0 80.0 90.0
1270 1308 1347
m / l/min
) ROTEX HPSU compact
R1
67